Mercurial > hg
annotate mercurial/templateutil.py @ 44650:3f29c5edac8e stable
Added signature for changeset 8fca7e8449a8
author | Augie Fackler <raf@durin42.com> |
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date | Thu, 02 Apr 2020 12:05:41 -0400 |
parents | 70d42e2ad9b4 |
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1 # templateutil.py - utility for template evaluation |
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2 # |
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3 # Copyright 2005, 2006 Matt Mackall <mpm@selenic.com> |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
10263 | 6 # GNU General Public License version 2 or any later version. |
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7 |
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8 from __future__ import absolute_import |
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9 |
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10 import abc |
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11 import types |
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12 |
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13 from .i18n import _ |
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14 from .pycompat import getattr |
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15 from . import ( |
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16 error, |
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17 pycompat, |
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18 util, |
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19 ) |
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20 from .utils import ( |
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21 dateutil, |
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22 stringutil, |
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23 ) |
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24 |
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25 |
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26 class ResourceUnavailable(error.Abort): |
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27 pass |
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28 |
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29 |
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30 class TemplateNotFound(error.Abort): |
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31 pass |
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32 |
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33 |
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34 class wrapped(object): # pytype: disable=ignored-metaclass |
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35 """Object requiring extra conversion prior to displaying or processing |
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36 as value |
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37 |
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38 Use unwrapvalue() or unwrapastype() to obtain the inner object. |
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39 """ |
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40 |
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41 __metaclass__ = abc.ABCMeta |
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42 |
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43 @abc.abstractmethod |
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44 def contains(self, context, mapping, item): |
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45 """Test if the specified item is in self |
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46 |
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47 The item argument may be a wrapped object. |
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48 """ |
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49 |
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50 @abc.abstractmethod |
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51 def getmember(self, context, mapping, key): |
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52 """Return a member item for the specified key |
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53 |
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54 The key argument may be a wrapped object. |
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55 A returned object may be either a wrapped object or a pure value |
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56 depending on the self type. |
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57 """ |
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58 |
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59 @abc.abstractmethod |
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60 def getmin(self, context, mapping): |
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61 """Return the smallest item, which may be either a wrapped or a pure |
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62 value depending on the self type""" |
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63 |
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64 @abc.abstractmethod |
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65 def getmax(self, context, mapping): |
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66 """Return the largest item, which may be either a wrapped or a pure |
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67 value depending on the self type""" |
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68 |
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69 @abc.abstractmethod |
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70 def filter(self, context, mapping, select): |
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71 """Return new container of the same type which includes only the |
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72 selected elements |
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73 |
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74 select() takes each item as a wrapped object and returns True/False. |
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75 """ |
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76 |
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77 @abc.abstractmethod |
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78 def itermaps(self, context): |
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79 """Yield each template mapping""" |
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80 |
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81 @abc.abstractmethod |
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82 def join(self, context, mapping, sep): |
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83 """Join items with the separator; Returns a bytes or (possibly nested) |
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84 generator of bytes |
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85 |
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86 A pre-configured template may be rendered per item if this container |
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87 holds unprintable items. |
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88 """ |
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89 |
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90 @abc.abstractmethod |
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91 def show(self, context, mapping): |
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92 """Return a bytes or (possibly nested) generator of bytes representing |
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93 the underlying object |
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94 |
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95 A pre-configured template may be rendered if the underlying object is |
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96 not printable. |
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97 """ |
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98 |
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99 @abc.abstractmethod |
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100 def tobool(self, context, mapping): |
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101 """Return a boolean representation of the inner value""" |
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102 |
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103 @abc.abstractmethod |
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104 def tovalue(self, context, mapping): |
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105 """Move the inner value object out or create a value representation |
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106 |
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107 A returned value must be serializable by templaterfilters.json(). |
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108 """ |
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109 |
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110 |
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111 class mappable(object): # pytype: disable=ignored-metaclass |
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112 """Object which can be converted to a single template mapping""" |
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113 |
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114 __metaclass__ = abc.ABCMeta |
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115 |
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116 def itermaps(self, context): |
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117 yield self.tomap(context) |
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118 |
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119 @abc.abstractmethod |
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120 def tomap(self, context): |
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121 """Create a single template mapping representing this""" |
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122 |
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123 |
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124 class wrappedbytes(wrapped): |
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125 """Wrapper for byte string""" |
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126 |
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127 def __init__(self, value): |
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128 self._value = value |
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129 |
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130 def contains(self, context, mapping, item): |
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131 item = stringify(context, mapping, item) |
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132 return item in self._value |
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133 |
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134 def getmember(self, context, mapping, key): |
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135 raise error.ParseError( |
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136 _(b'%r is not a dictionary') % pycompat.bytestr(self._value) |
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137 ) |
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138 |
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139 def getmin(self, context, mapping): |
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140 return self._getby(context, mapping, min) |
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141 |
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142 def getmax(self, context, mapping): |
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143 return self._getby(context, mapping, max) |
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144 |
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145 def _getby(self, context, mapping, func): |
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146 if not self._value: |
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147 raise error.ParseError(_(b'empty string')) |
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148 return func(pycompat.iterbytestr(self._value)) |
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149 |
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150 def filter(self, context, mapping, select): |
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151 raise error.ParseError( |
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152 _(b'%r is not filterable') % pycompat.bytestr(self._value) |
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153 ) |
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154 |
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155 def itermaps(self, context): |
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156 raise error.ParseError( |
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157 _(b'%r is not iterable of mappings') % pycompat.bytestr(self._value) |
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158 ) |
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159 |
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160 def join(self, context, mapping, sep): |
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161 return joinitems(pycompat.iterbytestr(self._value), sep) |
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162 |
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163 def show(self, context, mapping): |
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164 return self._value |
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165 |
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166 def tobool(self, context, mapping): |
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167 return bool(self._value) |
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168 |
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169 def tovalue(self, context, mapping): |
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170 return self._value |
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171 |
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172 |
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173 class wrappedvalue(wrapped): |
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174 """Generic wrapper for pure non-list/dict/bytes value""" |
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175 |
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176 def __init__(self, value): |
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177 self._value = value |
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178 |
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179 def contains(self, context, mapping, item): |
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180 raise error.ParseError(_(b"%r is not iterable") % self._value) |
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181 |
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182 def getmember(self, context, mapping, key): |
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183 raise error.ParseError(_(b'%r is not a dictionary') % self._value) |
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184 |
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185 def getmin(self, context, mapping): |
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186 raise error.ParseError(_(b"%r is not iterable") % self._value) |
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187 |
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188 def getmax(self, context, mapping): |
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189 raise error.ParseError(_(b"%r is not iterable") % self._value) |
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190 |
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191 def filter(self, context, mapping, select): |
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192 raise error.ParseError(_(b"%r is not iterable") % self._value) |
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193 |
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194 def itermaps(self, context): |
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195 raise error.ParseError( |
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196 _(b'%r is not iterable of mappings') % self._value |
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197 ) |
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198 |
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199 def join(self, context, mapping, sep): |
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200 raise error.ParseError(_(b'%r is not iterable') % self._value) |
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201 |
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202 def show(self, context, mapping): |
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203 if self._value is None: |
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204 return b'' |
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205 return pycompat.bytestr(self._value) |
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206 |
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207 def tobool(self, context, mapping): |
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208 if self._value is None: |
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209 return False |
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210 if isinstance(self._value, bool): |
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211 return self._value |
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212 # otherwise evaluate as string, which means 0 is True |
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213 return bool(pycompat.bytestr(self._value)) |
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214 |
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215 def tovalue(self, context, mapping): |
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216 return self._value |
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217 |
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218 |
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219 class date(mappable, wrapped): |
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220 """Wrapper for date tuple""" |
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221 |
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222 def __init__(self, value, showfmt=b'%d %d'): |
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223 # value may be (float, int), but public interface shouldn't support |
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224 # floating-point timestamp |
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225 self._unixtime, self._tzoffset = map(int, value) |
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226 self._showfmt = showfmt |
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227 |
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228 def contains(self, context, mapping, item): |
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229 raise error.ParseError(_(b'date is not iterable')) |
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230 |
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231 def getmember(self, context, mapping, key): |
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232 raise error.ParseError(_(b'date is not a dictionary')) |
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233 |
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234 def getmin(self, context, mapping): |
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235 raise error.ParseError(_(b'date is not iterable')) |
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236 |
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237 def getmax(self, context, mapping): |
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238 raise error.ParseError(_(b'date is not iterable')) |
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239 |
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240 def filter(self, context, mapping, select): |
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241 raise error.ParseError(_(b'date is not iterable')) |
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242 |
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243 def join(self, context, mapping, sep): |
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244 raise error.ParseError(_(b"date is not iterable")) |
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245 |
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246 def show(self, context, mapping): |
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247 return self._showfmt % (self._unixtime, self._tzoffset) |
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248 |
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249 def tomap(self, context): |
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250 return {b'unixtime': self._unixtime, b'tzoffset': self._tzoffset} |
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251 |
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252 def tobool(self, context, mapping): |
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253 return True |
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254 |
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255 def tovalue(self, context, mapping): |
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256 return (self._unixtime, self._tzoffset) |
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257 |
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258 |
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259 class hybrid(wrapped): |
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260 """Wrapper for list or dict to support legacy template |
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261 |
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262 This class allows us to handle both: |
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263 - "{files}" (legacy command-line-specific list hack) and |
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264 - "{files % '{file}\n'}" (hgweb-style with inlining and function support) |
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265 and to access raw values: |
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266 - "{ifcontains(file, files, ...)}", "{ifcontains(key, extras, ...)}" |
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267 - "{get(extras, key)}" |
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268 - "{files|json}" |
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269 """ |
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270 |
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271 def __init__(self, gen, values, makemap, joinfmt, keytype=None): |
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272 self._gen = gen # generator or function returning generator |
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273 self._values = values |
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274 self._makemap = makemap |
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275 self._joinfmt = joinfmt |
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276 self._keytype = keytype # hint for 'x in y' where type(x) is unresolved |
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277 |
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278 def contains(self, context, mapping, item): |
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279 item = unwrapastype(context, mapping, item, self._keytype) |
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280 return item in self._values |
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281 |
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282 def getmember(self, context, mapping, key): |
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283 # TODO: maybe split hybrid list/dict types? |
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284 if not util.safehasattr(self._values, b'get'): |
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285 raise error.ParseError(_(b'not a dictionary')) |
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286 key = unwrapastype(context, mapping, key, self._keytype) |
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287 return self._wrapvalue(key, self._values.get(key)) |
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288 |
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289 def getmin(self, context, mapping): |
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290 return self._getby(context, mapping, min) |
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291 |
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292 def getmax(self, context, mapping): |
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293 return self._getby(context, mapping, max) |
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294 |
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295 def _getby(self, context, mapping, func): |
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296 if not self._values: |
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297 raise error.ParseError(_(b'empty sequence')) |
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298 val = func(self._values) |
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299 return self._wrapvalue(val, val) |
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300 |
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301 def _wrapvalue(self, key, val): |
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302 if val is None: |
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303 return |
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304 if util.safehasattr(val, b'_makemap'): |
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305 # a nested hybrid list/dict, which has its own way of map operation |
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306 return val |
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307 return hybriditem(None, key, val, self._makemap) |
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308 |
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309 def filter(self, context, mapping, select): |
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310 if util.safehasattr(self._values, b'get'): |
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311 values = { |
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312 k: v |
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313 for k, v in pycompat.iteritems(self._values) |
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314 if select(self._wrapvalue(k, v)) |
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315 } |
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316 else: |
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317 values = [v for v in self._values if select(self._wrapvalue(v, v))] |
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318 return hybrid(None, values, self._makemap, self._joinfmt, self._keytype) |
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319 |
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320 def itermaps(self, context): |
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321 makemap = self._makemap |
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322 for x in self._values: |
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323 yield makemap(x) |
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324 |
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325 def join(self, context, mapping, sep): |
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326 # TODO: switch gen to (context, mapping) API? |
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327 return joinitems((self._joinfmt(x) for x in self._values), sep) |
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328 |
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329 def show(self, context, mapping): |
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330 # TODO: switch gen to (context, mapping) API? |
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331 gen = self._gen |
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332 if gen is None: |
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333 return self.join(context, mapping, b' ') |
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334 if callable(gen): |
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335 return gen() |
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336 return gen |
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337 |
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338 def tobool(self, context, mapping): |
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339 return bool(self._values) |
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340 |
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341 def tovalue(self, context, mapping): |
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342 # TODO: make it non-recursive for trivial lists/dicts |
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343 xs = self._values |
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344 if util.safehasattr(xs, b'get'): |
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345 return { |
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346 k: unwrapvalue(context, mapping, v) |
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347 for k, v in pycompat.iteritems(xs) |
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348 } |
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349 return [unwrapvalue(context, mapping, x) for x in xs] |
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350 |
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351 |
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352 class hybriditem(mappable, wrapped): |
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353 """Wrapper for non-list/dict object to support map operation |
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354 |
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355 This class allows us to handle both: |
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356 - "{manifest}" |
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357 - "{manifest % '{rev}:{node}'}" |
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358 - "{manifest.rev}" |
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359 """ |
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360 |
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361 def __init__(self, gen, key, value, makemap): |
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362 self._gen = gen # generator or function returning generator |
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363 self._key = key |
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364 self._value = value # may be generator of strings |
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365 self._makemap = makemap |
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366 |
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367 def tomap(self, context): |
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368 return self._makemap(self._key) |
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369 |
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370 def contains(self, context, mapping, item): |
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371 w = makewrapped(context, mapping, self._value) |
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372 return w.contains(context, mapping, item) |
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373 |
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374 def getmember(self, context, mapping, key): |
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375 w = makewrapped(context, mapping, self._value) |
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376 return w.getmember(context, mapping, key) |
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377 |
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378 def getmin(self, context, mapping): |
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379 w = makewrapped(context, mapping, self._value) |
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380 return w.getmin(context, mapping) |
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381 |
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382 def getmax(self, context, mapping): |
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383 w = makewrapped(context, mapping, self._value) |
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384 return w.getmax(context, mapping) |
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385 |
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386 def filter(self, context, mapping, select): |
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387 w = makewrapped(context, mapping, self._value) |
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388 return w.filter(context, mapping, select) |
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389 |
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390 def join(self, context, mapping, sep): |
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391 w = makewrapped(context, mapping, self._value) |
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392 return w.join(context, mapping, sep) |
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393 |
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394 def show(self, context, mapping): |
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395 # TODO: switch gen to (context, mapping) API? |
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396 gen = self._gen |
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397 if gen is None: |
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398 return pycompat.bytestr(self._value) |
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399 if callable(gen): |
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400 return gen() |
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401 return gen |
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402 |
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|
403 def tobool(self, context, mapping): |
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404 w = makewrapped(context, mapping, self._value) |
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405 return w.tobool(context, mapping) |
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406 |
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407 def tovalue(self, context, mapping): |
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408 return _unthunk(context, mapping, self._value) |
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409 |
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410 |
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411 class _mappingsequence(wrapped): |
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412 """Wrapper for sequence of template mappings |
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413 |
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414 This represents an inner template structure (i.e. a list of dicts), |
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415 which can also be rendered by the specified named/literal template. |
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416 |
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417 Template mappings may be nested. |
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418 """ |
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419 |
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420 def __init__(self, name=None, tmpl=None, sep=b''): |
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421 if name is not None and tmpl is not None: |
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422 raise error.ProgrammingError( |
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423 b'name and tmpl are mutually exclusive' |
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424 ) |
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425 self._name = name |
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426 self._tmpl = tmpl |
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427 self._defaultsep = sep |
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428 |
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429 def contains(self, context, mapping, item): |
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430 raise error.ParseError(_(b'not comparable')) |
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431 |
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432 def getmember(self, context, mapping, key): |
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433 raise error.ParseError(_(b'not a dictionary')) |
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434 |
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435 def getmin(self, context, mapping): |
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436 raise error.ParseError(_(b'not comparable')) |
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437 |
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438 def getmax(self, context, mapping): |
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439 raise error.ParseError(_(b'not comparable')) |
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440 |
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441 def filter(self, context, mapping, select): |
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442 # implement if necessary; we'll need a wrapped type for a mapping dict |
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443 raise error.ParseError(_(b'not filterable without template')) |
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444 |
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445 def join(self, context, mapping, sep): |
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446 mapsiter = _iteroverlaymaps(context, mapping, self.itermaps(context)) |
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447 if self._name: |
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448 itemiter = (context.process(self._name, m) for m in mapsiter) |
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449 elif self._tmpl: |
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450 itemiter = (context.expand(self._tmpl, m) for m in mapsiter) |
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451 else: |
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452 raise error.ParseError(_(b'not displayable without template')) |
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453 return joinitems(itemiter, sep) |
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454 |
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455 def show(self, context, mapping): |
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456 return self.join(context, mapping, self._defaultsep) |
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457 |
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458 def tovalue(self, context, mapping): |
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459 knownres = context.knownresourcekeys() |
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460 items = [] |
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461 for nm in self.itermaps(context): |
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462 # drop internal resources (recursively) which shouldn't be displayed |
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463 lm = context.overlaymap(mapping, nm) |
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464 items.append( |
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465 { |
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466 k: unwrapvalue(context, lm, v) |
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467 for k, v in pycompat.iteritems(nm) |
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468 if k not in knownres |
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469 } |
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470 ) |
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471 return items |
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472 |
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473 |
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474 class mappinggenerator(_mappingsequence): |
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475 """Wrapper for generator of template mappings |
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476 |
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477 The function ``make(context, *args)`` should return a generator of |
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478 mapping dicts. |
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479 """ |
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480 |
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481 def __init__(self, make, args=(), name=None, tmpl=None, sep=b''): |
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482 super(mappinggenerator, self).__init__(name, tmpl, sep) |
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483 self._make = make |
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484 self._args = args |
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485 |
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486 def itermaps(self, context): |
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487 return self._make(context, *self._args) |
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488 |
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489 def tobool(self, context, mapping): |
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490 return _nonempty(self.itermaps(context)) |
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491 |
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492 |
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493 class mappinglist(_mappingsequence): |
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494 """Wrapper for list of template mappings""" |
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495 |
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496 def __init__(self, mappings, name=None, tmpl=None, sep=b''): |
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497 super(mappinglist, self).__init__(name, tmpl, sep) |
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498 self._mappings = mappings |
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499 |
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500 def itermaps(self, context): |
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501 return iter(self._mappings) |
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502 |
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503 def tobool(self, context, mapping): |
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504 return bool(self._mappings) |
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505 |
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506 |
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507 class mappingdict(mappable, _mappingsequence): |
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508 """Wrapper for a single template mapping |
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509 |
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510 This isn't a sequence in a way that the underlying dict won't be iterated |
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511 as a dict, but shares most of the _mappingsequence functions. |
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512 """ |
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513 |
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514 def __init__(self, mapping, name=None, tmpl=None): |
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515 super(mappingdict, self).__init__(name, tmpl) |
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516 self._mapping = mapping |
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517 |
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518 def tomap(self, context): |
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519 return self._mapping |
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520 |
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521 def tobool(self, context, mapping): |
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522 # no idea when a template mapping should be considered an empty, but |
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523 # a mapping dict should have at least one item in practice, so always |
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524 # mark this as non-empty. |
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525 return True |
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526 |
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527 def tovalue(self, context, mapping): |
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528 return super(mappingdict, self).tovalue(context, mapping)[0] |
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529 |
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530 |
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531 class mappingnone(wrappedvalue): |
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532 """Wrapper for None, but supports map operation |
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533 |
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534 This represents None of Optional[mappable]. It's similar to |
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535 mapplinglist([]), but the underlying value is not [], but None. |
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536 """ |
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537 |
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538 def __init__(self): |
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539 super(mappingnone, self).__init__(None) |
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540 |
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541 def itermaps(self, context): |
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542 return iter([]) |
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543 |
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544 |
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545 class mappedgenerator(wrapped): |
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546 """Wrapper for generator of strings which acts as a list |
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547 |
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548 The function ``make(context, *args)`` should return a generator of |
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549 byte strings, or a generator of (possibly nested) generators of byte |
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550 strings (i.e. a generator for a list of byte strings.) |
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551 """ |
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552 |
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553 def __init__(self, make, args=()): |
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554 self._make = make |
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555 self._args = args |
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556 |
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557 def contains(self, context, mapping, item): |
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558 item = stringify(context, mapping, item) |
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559 return item in self.tovalue(context, mapping) |
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560 |
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561 def _gen(self, context): |
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562 return self._make(context, *self._args) |
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563 |
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564 def getmember(self, context, mapping, key): |
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565 raise error.ParseError(_(b'not a dictionary')) |
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566 |
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567 def getmin(self, context, mapping): |
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568 return self._getby(context, mapping, min) |
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569 |
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570 def getmax(self, context, mapping): |
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571 return self._getby(context, mapping, max) |
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572 |
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573 def _getby(self, context, mapping, func): |
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574 xs = self.tovalue(context, mapping) |
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575 if not xs: |
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576 raise error.ParseError(_(b'empty sequence')) |
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577 return func(xs) |
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578 |
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579 @staticmethod |
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580 def _filteredgen(context, mapping, make, args, select): |
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581 for x in make(context, *args): |
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582 s = stringify(context, mapping, x) |
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583 if select(wrappedbytes(s)): |
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584 yield s |
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585 |
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586 def filter(self, context, mapping, select): |
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587 args = (mapping, self._make, self._args, select) |
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588 return mappedgenerator(self._filteredgen, args) |
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589 |
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590 def itermaps(self, context): |
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591 raise error.ParseError(_(b'list of strings is not mappable')) |
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592 |
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593 def join(self, context, mapping, sep): |
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594 return joinitems(self._gen(context), sep) |
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595 |
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596 def show(self, context, mapping): |
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597 return self.join(context, mapping, b'') |
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598 |
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599 def tobool(self, context, mapping): |
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600 return _nonempty(self._gen(context)) |
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601 |
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602 def tovalue(self, context, mapping): |
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603 return [stringify(context, mapping, x) for x in self._gen(context)] |
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604 |
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605 |
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606 def hybriddict(data, key=b'key', value=b'value', fmt=None, gen=None): |
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607 """Wrap data to support both dict-like and string-like operations""" |
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608 prefmt = pycompat.identity |
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609 if fmt is None: |
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610 fmt = b'%s=%s' |
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611 prefmt = pycompat.bytestr |
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612 return hybrid( |
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613 gen, |
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614 data, |
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615 lambda k: {key: k, value: data[k]}, |
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616 lambda k: fmt % (prefmt(k), prefmt(data[k])), |
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617 ) |
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618 |
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619 |
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620 def hybridlist(data, name, fmt=None, gen=None): |
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621 """Wrap data to support both list-like and string-like operations""" |
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622 prefmt = pycompat.identity |
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623 if fmt is None: |
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624 fmt = b'%s' |
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625 prefmt = pycompat.bytestr |
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626 return hybrid(gen, data, lambda x: {name: x}, lambda x: fmt % prefmt(x)) |
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627 |
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628 |
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629 def compatdict( |
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630 context, |
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631 mapping, |
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632 name, |
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633 data, |
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634 key=b'key', |
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635 value=b'value', |
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636 fmt=None, |
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637 plural=None, |
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638 separator=b' ', |
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639 ): |
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640 """Wrap data like hybriddict(), but also supports old-style list template |
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641 |
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642 This exists for backward compatibility with the old-style template. Use |
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643 hybriddict() for new template keywords. |
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644 """ |
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645 c = [{key: k, value: v} for k, v in pycompat.iteritems(data)] |
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646 f = _showcompatlist(context, mapping, name, c, plural, separator) |
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647 return hybriddict(data, key=key, value=value, fmt=fmt, gen=f) |
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648 |
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649 |
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650 def compatlist( |
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651 context, |
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652 mapping, |
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653 name, |
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654 data, |
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655 element=None, |
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656 fmt=None, |
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657 plural=None, |
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658 separator=b' ', |
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659 ): |
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660 """Wrap data like hybridlist(), but also supports old-style list template |
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661 |
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662 This exists for backward compatibility with the old-style template. Use |
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663 hybridlist() for new template keywords. |
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664 """ |
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665 f = _showcompatlist(context, mapping, name, data, plural, separator) |
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666 return hybridlist(data, name=element or name, fmt=fmt, gen=f) |
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667 |
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668 |
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669 def compatfilecopiesdict(context, mapping, name, copies): |
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670 """Wrap list of (dest, source) file names to support old-style list |
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671 template and field names |
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672 |
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673 This exists for backward compatibility. Use hybriddict for new template |
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674 keywords. |
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675 """ |
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676 # no need to provide {path} to old-style list template |
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677 c = [{b'name': k, b'source': v} for k, v in copies] |
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678 f = _showcompatlist(context, mapping, name, c, plural=b'file_copies') |
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679 copies = util.sortdict(copies) |
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680 return hybrid( |
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681 f, |
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682 copies, |
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683 lambda k: {b'name': k, b'path': k, b'source': copies[k]}, |
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684 lambda k: b'%s (%s)' % (k, copies[k]), |
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685 ) |
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686 |
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687 |
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688 def compatfileslist(context, mapping, name, files): |
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689 """Wrap list of file names to support old-style list template and field |
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690 names |
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691 |
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692 This exists for backward compatibility. Use hybridlist for new template |
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693 keywords. |
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694 """ |
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695 f = _showcompatlist(context, mapping, name, files) |
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696 return hybrid( |
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697 f, files, lambda x: {b'file': x, b'path': x}, pycompat.identity |
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698 ) |
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699 |
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700 |
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701 def _showcompatlist( |
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702 context, mapping, name, values, plural=None, separator=b' ' |
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703 ): |
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704 """Return a generator that renders old-style list template |
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705 |
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706 name is name of key in template map. |
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707 values is list of strings or dicts. |
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708 plural is plural of name, if not simply name + 's'. |
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709 separator is used to join values as a string |
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710 |
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711 expansion works like this, given name 'foo'. |
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712 |
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713 if values is empty, expand 'no_foos'. |
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714 |
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715 if 'foo' not in template map, return values as a string, |
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716 joined by 'separator'. |
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|
717 |
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718 expand 'start_foos'. |
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719 |
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720 for each value, expand 'foo'. if 'last_foo' in template |
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721 map, expand it instead of 'foo' for last key. |
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722 |
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723 expand 'end_foos'. |
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|
724 """ |
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|
725 if not plural: |
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726 plural = name + b's' |
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727 if not values: |
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728 noname = b'no_' + plural |
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729 if context.preload(noname): |
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|
730 yield context.process(noname, mapping) |
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731 return |
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|
732 if not context.preload(name): |
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733 if isinstance(values[0], bytes): |
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|
734 yield separator.join(values) |
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735 else: |
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|
736 for v in values: |
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737 r = dict(v) |
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|
738 r.update(mapping) |
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|
739 yield r |
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|
740 return |
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741 startname = b'start_' + plural |
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742 if context.preload(startname): |
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|
743 yield context.process(startname, mapping) |
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|
744 |
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|
745 def one(v, tag=name): |
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|
746 vmapping = {} |
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747 try: |
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|
748 vmapping.update(v) |
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|
749 # Python 2 raises ValueError if the type of v is wrong. Python |
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|
750 # 3 raises TypeError. |
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751 except (AttributeError, TypeError, ValueError): |
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|
752 try: |
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|
753 # Python 2 raises ValueError trying to destructure an e.g. |
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|
754 # bytes. Python 3 raises TypeError. |
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|
755 for a, b in v: |
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|
756 vmapping[a] = b |
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|
757 except (TypeError, ValueError): |
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|
758 vmapping[name] = v |
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|
759 vmapping = context.overlaymap(mapping, vmapping) |
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|
760 return context.process(tag, vmapping) |
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761 |
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762 lastname = b'last_' + name |
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|
763 if context.preload(lastname): |
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|
764 last = values.pop() |
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765 else: |
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|
766 last = None |
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|
767 for v in values: |
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|
768 yield one(v) |
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|
769 if last is not None: |
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|
770 yield one(last, tag=lastname) |
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771 endname = b'end_' + plural |
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|
772 if context.preload(endname): |
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|
773 yield context.process(endname, mapping) |
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|
774 |
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|
775 |
37272
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|
776 def flatten(context, mapping, thing): |
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|
777 """Yield a single stream from a possibly nested set of iterators""" |
38270
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|
778 if isinstance(thing, wrapped): |
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|
779 thing = thing.show(context, mapping) |
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780 if isinstance(thing, bytes): |
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|
781 yield thing |
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|
782 elif isinstance(thing, str): |
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|
783 # We can only hit this on Python 3, and it's here to guard |
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|
784 # against infinite recursion. |
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|
785 raise error.ProgrammingError( |
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|
786 b'Mercurial IO including templates is done' |
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|
787 b' with bytes, not strings, got %r' % thing |
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|
788 ) |
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|
789 elif thing is None: |
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|
790 pass |
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791 elif not util.safehasattr(thing, b'__iter__'): |
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changeset
|
792 yield pycompat.bytestr(thing) |
888507ec655e
templateutil: move flatten() from templater
Yuya Nishihara <yuya@tcha.org>
parents:
37104
diff
changeset
|
793 else: |
888507ec655e
templateutil: move flatten() from templater
Yuya Nishihara <yuya@tcha.org>
parents:
37104
diff
changeset
|
794 for i in thing: |
38270
630c62804383
templater: inline unwraphybrid()
Yuya Nishihara <yuya@tcha.org>
parents:
38269
diff
changeset
|
795 if isinstance(i, wrapped): |
630c62804383
templater: inline unwraphybrid()
Yuya Nishihara <yuya@tcha.org>
parents:
38269
diff
changeset
|
796 i = i.show(context, mapping) |
37157
888507ec655e
templateutil: move flatten() from templater
Yuya Nishihara <yuya@tcha.org>
parents:
37104
diff
changeset
|
797 if isinstance(i, bytes): |
888507ec655e
templateutil: move flatten() from templater
Yuya Nishihara <yuya@tcha.org>
parents:
37104
diff
changeset
|
798 yield i |
888507ec655e
templateutil: move flatten() from templater
Yuya Nishihara <yuya@tcha.org>
parents:
37104
diff
changeset
|
799 elif i is None: |
888507ec655e
templateutil: move flatten() from templater
Yuya Nishihara <yuya@tcha.org>
parents:
37104
diff
changeset
|
800 pass |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
801 elif not util.safehasattr(i, b'__iter__'): |
37157
888507ec655e
templateutil: move flatten() from templater
Yuya Nishihara <yuya@tcha.org>
parents:
37104
diff
changeset
|
802 yield pycompat.bytestr(i) |
888507ec655e
templateutil: move flatten() from templater
Yuya Nishihara <yuya@tcha.org>
parents:
37104
diff
changeset
|
803 else: |
37272
7d3bc1d4e871
templater: pass (context, mapping) down to unwraphybrid()
Yuya Nishihara <yuya@tcha.org>
parents:
37231
diff
changeset
|
804 for j in flatten(context, mapping, i): |
37157
888507ec655e
templateutil: move flatten() from templater
Yuya Nishihara <yuya@tcha.org>
parents:
37104
diff
changeset
|
805 yield j |
888507ec655e
templateutil: move flatten() from templater
Yuya Nishihara <yuya@tcha.org>
parents:
37104
diff
changeset
|
806 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
807 |
37272
7d3bc1d4e871
templater: pass (context, mapping) down to unwraphybrid()
Yuya Nishihara <yuya@tcha.org>
parents:
37231
diff
changeset
|
808 def stringify(context, mapping, thing): |
36920
6ff6e1d6b5b8
templater: move stringify() to templateutil module
Yuya Nishihara <yuya@tcha.org>
parents:
36913
diff
changeset
|
809 """Turn values into bytes by converting into text and concatenating them""" |
37158
e09d2183e226
templateutil: reimplement stringify() using flatten()
Yuya Nishihara <yuya@tcha.org>
parents:
37157
diff
changeset
|
810 if isinstance(thing, bytes): |
e09d2183e226
templateutil: reimplement stringify() using flatten()
Yuya Nishihara <yuya@tcha.org>
parents:
37157
diff
changeset
|
811 return thing # retain localstr to be round-tripped |
37272
7d3bc1d4e871
templater: pass (context, mapping) down to unwraphybrid()
Yuya Nishihara <yuya@tcha.org>
parents:
37231
diff
changeset
|
812 return b''.join(flatten(context, mapping, thing)) |
36920
6ff6e1d6b5b8
templater: move stringify() to templateutil module
Yuya Nishihara <yuya@tcha.org>
parents:
36913
diff
changeset
|
813 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
814 |
31927
2abc556dbe92
templater: find keyword name more thoroughly on filtering error
Yuya Nishihara <yuya@tcha.org>
parents:
31926
diff
changeset
|
815 def findsymbolicname(arg): |
2abc556dbe92
templater: find keyword name more thoroughly on filtering error
Yuya Nishihara <yuya@tcha.org>
parents:
31926
diff
changeset
|
816 """Find symbolic name for the given compiled expression; returns None |
2abc556dbe92
templater: find keyword name more thoroughly on filtering error
Yuya Nishihara <yuya@tcha.org>
parents:
31926
diff
changeset
|
817 if nothing found reliably""" |
2abc556dbe92
templater: find keyword name more thoroughly on filtering error
Yuya Nishihara <yuya@tcha.org>
parents:
31926
diff
changeset
|
818 while True: |
2abc556dbe92
templater: find keyword name more thoroughly on filtering error
Yuya Nishihara <yuya@tcha.org>
parents:
31926
diff
changeset
|
819 func, data = arg |
2abc556dbe92
templater: find keyword name more thoroughly on filtering error
Yuya Nishihara <yuya@tcha.org>
parents:
31926
diff
changeset
|
820 if func is runsymbol: |
2abc556dbe92
templater: find keyword name more thoroughly on filtering error
Yuya Nishihara <yuya@tcha.org>
parents:
31926
diff
changeset
|
821 return data |
2abc556dbe92
templater: find keyword name more thoroughly on filtering error
Yuya Nishihara <yuya@tcha.org>
parents:
31926
diff
changeset
|
822 elif func is runfilter: |
2abc556dbe92
templater: find keyword name more thoroughly on filtering error
Yuya Nishihara <yuya@tcha.org>
parents:
31926
diff
changeset
|
823 arg = data[0] |
2abc556dbe92
templater: find keyword name more thoroughly on filtering error
Yuya Nishihara <yuya@tcha.org>
parents:
31926
diff
changeset
|
824 else: |
2abc556dbe92
templater: find keyword name more thoroughly on filtering error
Yuya Nishihara <yuya@tcha.org>
parents:
31926
diff
changeset
|
825 return None |
2abc556dbe92
templater: find keyword name more thoroughly on filtering error
Yuya Nishihara <yuya@tcha.org>
parents:
31926
diff
changeset
|
826 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
827 |
38289
f9c426385853
templater: abstract truth testing to fix {if(list_of_empty_strings)}
Yuya Nishihara <yuya@tcha.org>
parents:
38286
diff
changeset
|
828 def _nonempty(xiter): |
f9c426385853
templater: abstract truth testing to fix {if(list_of_empty_strings)}
Yuya Nishihara <yuya@tcha.org>
parents:
38286
diff
changeset
|
829 try: |
f9c426385853
templater: abstract truth testing to fix {if(list_of_empty_strings)}
Yuya Nishihara <yuya@tcha.org>
parents:
38286
diff
changeset
|
830 next(xiter) |
f9c426385853
templater: abstract truth testing to fix {if(list_of_empty_strings)}
Yuya Nishihara <yuya@tcha.org>
parents:
38286
diff
changeset
|
831 return True |
f9c426385853
templater: abstract truth testing to fix {if(list_of_empty_strings)}
Yuya Nishihara <yuya@tcha.org>
parents:
38286
diff
changeset
|
832 except StopIteration: |
f9c426385853
templater: abstract truth testing to fix {if(list_of_empty_strings)}
Yuya Nishihara <yuya@tcha.org>
parents:
38286
diff
changeset
|
833 return False |
f9c426385853
templater: abstract truth testing to fix {if(list_of_empty_strings)}
Yuya Nishihara <yuya@tcha.org>
parents:
38286
diff
changeset
|
834 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
835 |
37278
671a01cd50b5
templater: extract private function to evaluate generator to byte string
Yuya Nishihara <yuya@tcha.org>
parents:
37277
diff
changeset
|
836 def _unthunk(context, mapping, thing): |
671a01cd50b5
templater: extract private function to evaluate generator to byte string
Yuya Nishihara <yuya@tcha.org>
parents:
37277
diff
changeset
|
837 """Evaluate a lazy byte string into value""" |
671a01cd50b5
templater: extract private function to evaluate generator to byte string
Yuya Nishihara <yuya@tcha.org>
parents:
37277
diff
changeset
|
838 if not isinstance(thing, types.GeneratorType): |
671a01cd50b5
templater: extract private function to evaluate generator to byte string
Yuya Nishihara <yuya@tcha.org>
parents:
37277
diff
changeset
|
839 return thing |
671a01cd50b5
templater: extract private function to evaluate generator to byte string
Yuya Nishihara <yuya@tcha.org>
parents:
37277
diff
changeset
|
840 return stringify(context, mapping, thing) |
671a01cd50b5
templater: extract private function to evaluate generator to byte string
Yuya Nishihara <yuya@tcha.org>
parents:
37277
diff
changeset
|
841 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
842 |
34326
e60c601953d7
templater: extract helper to just evaluate template expression
Yuya Nishihara <yuya@tcha.org>
parents:
34325
diff
changeset
|
843 def evalrawexp(context, mapping, arg): |
e60c601953d7
templater: extract helper to just evaluate template expression
Yuya Nishihara <yuya@tcha.org>
parents:
34325
diff
changeset
|
844 """Evaluate given argument as a bare template object which may require |
e60c601953d7
templater: extract helper to just evaluate template expression
Yuya Nishihara <yuya@tcha.org>
parents:
34325
diff
changeset
|
845 further processing (such as folding generator of strings)""" |
26124
604a7c941103
templater: extract helper that evaluates filter or function argument
Yuya Nishihara <yuya@tcha.org>
parents:
26106
diff
changeset
|
846 func, data = arg |
34326
e60c601953d7
templater: extract helper to just evaluate template expression
Yuya Nishihara <yuya@tcha.org>
parents:
34325
diff
changeset
|
847 return func(context, mapping, data) |
e60c601953d7
templater: extract helper to just evaluate template expression
Yuya Nishihara <yuya@tcha.org>
parents:
34325
diff
changeset
|
848 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
849 |
38226
7824783a6d5e
templater: add wrapped types for pure non-list/dict values
Yuya Nishihara <yuya@tcha.org>
parents:
38225
diff
changeset
|
850 def evalwrapped(context, mapping, arg): |
7824783a6d5e
templater: add wrapped types for pure non-list/dict values
Yuya Nishihara <yuya@tcha.org>
parents:
38225
diff
changeset
|
851 """Evaluate given argument to wrapped object""" |
7824783a6d5e
templater: add wrapped types for pure non-list/dict values
Yuya Nishihara <yuya@tcha.org>
parents:
38225
diff
changeset
|
852 thing = evalrawexp(context, mapping, arg) |
7824783a6d5e
templater: add wrapped types for pure non-list/dict values
Yuya Nishihara <yuya@tcha.org>
parents:
38225
diff
changeset
|
853 return makewrapped(context, mapping, thing) |
7824783a6d5e
templater: add wrapped types for pure non-list/dict values
Yuya Nishihara <yuya@tcha.org>
parents:
38225
diff
changeset
|
854 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
855 |
38226
7824783a6d5e
templater: add wrapped types for pure non-list/dict values
Yuya Nishihara <yuya@tcha.org>
parents:
38225
diff
changeset
|
856 def makewrapped(context, mapping, thing): |
7824783a6d5e
templater: add wrapped types for pure non-list/dict values
Yuya Nishihara <yuya@tcha.org>
parents:
38225
diff
changeset
|
857 """Lift object to a wrapped type""" |
7824783a6d5e
templater: add wrapped types for pure non-list/dict values
Yuya Nishihara <yuya@tcha.org>
parents:
38225
diff
changeset
|
858 if isinstance(thing, wrapped): |
7824783a6d5e
templater: add wrapped types for pure non-list/dict values
Yuya Nishihara <yuya@tcha.org>
parents:
38225
diff
changeset
|
859 return thing |
7824783a6d5e
templater: add wrapped types for pure non-list/dict values
Yuya Nishihara <yuya@tcha.org>
parents:
38225
diff
changeset
|
860 thing = _unthunk(context, mapping, thing) |
7824783a6d5e
templater: add wrapped types for pure non-list/dict values
Yuya Nishihara <yuya@tcha.org>
parents:
38225
diff
changeset
|
861 if isinstance(thing, bytes): |
7824783a6d5e
templater: add wrapped types for pure non-list/dict values
Yuya Nishihara <yuya@tcha.org>
parents:
38225
diff
changeset
|
862 return wrappedbytes(thing) |
7824783a6d5e
templater: add wrapped types for pure non-list/dict values
Yuya Nishihara <yuya@tcha.org>
parents:
38225
diff
changeset
|
863 return wrappedvalue(thing) |
7824783a6d5e
templater: add wrapped types for pure non-list/dict values
Yuya Nishihara <yuya@tcha.org>
parents:
38225
diff
changeset
|
864 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
865 |
34326
e60c601953d7
templater: extract helper to just evaluate template expression
Yuya Nishihara <yuya@tcha.org>
parents:
34325
diff
changeset
|
866 def evalfuncarg(context, mapping, arg): |
e60c601953d7
templater: extract helper to just evaluate template expression
Yuya Nishihara <yuya@tcha.org>
parents:
34325
diff
changeset
|
867 """Evaluate given argument as value type""" |
38225
d48b80d58848
templater: unify unwrapvalue() with _unwrapvalue()
Yuya Nishihara <yuya@tcha.org>
parents:
38224
diff
changeset
|
868 return unwrapvalue(context, mapping, evalrawexp(context, mapping, arg)) |
37161
0023da2910c9
templater: extract type conversion from evalfuncarg()
Yuya Nishihara <yuya@tcha.org>
parents:
37160
diff
changeset
|
869 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
870 |
38225
d48b80d58848
templater: unify unwrapvalue() with _unwrapvalue()
Yuya Nishihara <yuya@tcha.org>
parents:
38224
diff
changeset
|
871 def unwrapvalue(context, mapping, thing): |
d48b80d58848
templater: unify unwrapvalue() with _unwrapvalue()
Yuya Nishihara <yuya@tcha.org>
parents:
38224
diff
changeset
|
872 """Move the inner value object out of the wrapper""" |
38224
61cecab0cc20
templater: inline unwrapvalue()
Yuya Nishihara <yuya@tcha.org>
parents:
37502
diff
changeset
|
873 if isinstance(thing, wrapped): |
61cecab0cc20
templater: inline unwrapvalue()
Yuya Nishihara <yuya@tcha.org>
parents:
37502
diff
changeset
|
874 return thing.tovalue(context, mapping) |
34326
e60c601953d7
templater: extract helper to just evaluate template expression
Yuya Nishihara <yuya@tcha.org>
parents:
34325
diff
changeset
|
875 # evalrawexp() may return string, generator of strings or arbitrary object |
e60c601953d7
templater: extract helper to just evaluate template expression
Yuya Nishihara <yuya@tcha.org>
parents:
34325
diff
changeset
|
876 # such as date tuple, but filter does not want generator. |
37278
671a01cd50b5
templater: extract private function to evaluate generator to byte string
Yuya Nishihara <yuya@tcha.org>
parents:
37277
diff
changeset
|
877 return _unthunk(context, mapping, thing) |
26124
604a7c941103
templater: extract helper that evaluates filter or function argument
Yuya Nishihara <yuya@tcha.org>
parents:
26106
diff
changeset
|
878 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
879 |
29816
034412ca28c3
templater: fix if() to not evaluate False as bool('False')
Yuya Nishihara <yuya@tcha.org>
parents:
29815
diff
changeset
|
880 def evalboolean(context, mapping, arg): |
29817
cc11079644fc
templater: make pad() evaluate boolean argument (BC)
Yuya Nishihara <yuya@tcha.org>
parents:
29816
diff
changeset
|
881 """Evaluate given argument as boolean, but also takes boolean literals""" |
29816
034412ca28c3
templater: fix if() to not evaluate False as bool('False')
Yuya Nishihara <yuya@tcha.org>
parents:
29815
diff
changeset
|
882 func, data = arg |
29817
cc11079644fc
templater: make pad() evaluate boolean argument (BC)
Yuya Nishihara <yuya@tcha.org>
parents:
29816
diff
changeset
|
883 if func is runsymbol: |
cc11079644fc
templater: make pad() evaluate boolean argument (BC)
Yuya Nishihara <yuya@tcha.org>
parents:
29816
diff
changeset
|
884 thing = func(context, mapping, data, default=None) |
cc11079644fc
templater: make pad() evaluate boolean argument (BC)
Yuya Nishihara <yuya@tcha.org>
parents:
29816
diff
changeset
|
885 if thing is None: |
cc11079644fc
templater: make pad() evaluate boolean argument (BC)
Yuya Nishihara <yuya@tcha.org>
parents:
29816
diff
changeset
|
886 # not a template keyword, takes as a boolean literal |
37084
f0b6fbea00cf
stringutil: bulk-replace call sites to point to new module
Yuya Nishihara <yuya@tcha.org>
parents:
37074
diff
changeset
|
887 thing = stringutil.parsebool(data) |
29817
cc11079644fc
templater: make pad() evaluate boolean argument (BC)
Yuya Nishihara <yuya@tcha.org>
parents:
29816
diff
changeset
|
888 else: |
cc11079644fc
templater: make pad() evaluate boolean argument (BC)
Yuya Nishihara <yuya@tcha.org>
parents:
29816
diff
changeset
|
889 thing = func(context, mapping, data) |
38289
f9c426385853
templater: abstract truth testing to fix {if(list_of_empty_strings)}
Yuya Nishihara <yuya@tcha.org>
parents:
38286
diff
changeset
|
890 return makewrapped(context, mapping, thing).tobool(context, mapping) |
29816
034412ca28c3
templater: fix if() to not evaluate False as bool('False')
Yuya Nishihara <yuya@tcha.org>
parents:
29815
diff
changeset
|
891 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
892 |
37224
67efce231633
templater: factor out function that parses argument as date tuple
Yuya Nishihara <yuya@tcha.org>
parents:
37222
diff
changeset
|
893 def evaldate(context, mapping, arg, err=None): |
67efce231633
templater: factor out function that parses argument as date tuple
Yuya Nishihara <yuya@tcha.org>
parents:
37222
diff
changeset
|
894 """Evaluate given argument as a date tuple or a date string; returns |
67efce231633
templater: factor out function that parses argument as date tuple
Yuya Nishihara <yuya@tcha.org>
parents:
37222
diff
changeset
|
895 a (unixtime, offset) tuple""" |
37272
7d3bc1d4e871
templater: pass (context, mapping) down to unwraphybrid()
Yuya Nishihara <yuya@tcha.org>
parents:
37231
diff
changeset
|
896 thing = evalrawexp(context, mapping, arg) |
7d3bc1d4e871
templater: pass (context, mapping) down to unwraphybrid()
Yuya Nishihara <yuya@tcha.org>
parents:
37231
diff
changeset
|
897 return unwrapdate(context, mapping, thing, err) |
37224
67efce231633
templater: factor out function that parses argument as date tuple
Yuya Nishihara <yuya@tcha.org>
parents:
37222
diff
changeset
|
898 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
899 |
37272
7d3bc1d4e871
templater: pass (context, mapping) down to unwraphybrid()
Yuya Nishihara <yuya@tcha.org>
parents:
37231
diff
changeset
|
900 def unwrapdate(context, mapping, thing, err=None): |
38285
8d6109b49b31
templater: introduce a wrapper for date tuple (BC)
Yuya Nishihara <yuya@tcha.org>
parents:
38284
diff
changeset
|
901 if isinstance(thing, date): |
8d6109b49b31
templater: introduce a wrapper for date tuple (BC)
Yuya Nishihara <yuya@tcha.org>
parents:
38284
diff
changeset
|
902 return thing.tovalue(context, mapping) |
8d6109b49b31
templater: introduce a wrapper for date tuple (BC)
Yuya Nishihara <yuya@tcha.org>
parents:
38284
diff
changeset
|
903 # TODO: update hgweb to not return bare tuple; then just stringify 'thing' |
38225
d48b80d58848
templater: unify unwrapvalue() with _unwrapvalue()
Yuya Nishihara <yuya@tcha.org>
parents:
38224
diff
changeset
|
904 thing = unwrapvalue(context, mapping, thing) |
37224
67efce231633
templater: factor out function that parses argument as date tuple
Yuya Nishihara <yuya@tcha.org>
parents:
37222
diff
changeset
|
905 try: |
67efce231633
templater: factor out function that parses argument as date tuple
Yuya Nishihara <yuya@tcha.org>
parents:
37222
diff
changeset
|
906 return dateutil.parsedate(thing) |
67efce231633
templater: factor out function that parses argument as date tuple
Yuya Nishihara <yuya@tcha.org>
parents:
37222
diff
changeset
|
907 except AttributeError: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
908 raise error.ParseError(err or _(b'not a date tuple nor a string')) |
37225
e70a90a72b80
templatefuncs: use evaldate() where seems appropriate
Yuya Nishihara <yuya@tcha.org>
parents:
37224
diff
changeset
|
909 except error.ParseError: |
e70a90a72b80
templatefuncs: use evaldate() where seems appropriate
Yuya Nishihara <yuya@tcha.org>
parents:
37224
diff
changeset
|
910 if not err: |
e70a90a72b80
templatefuncs: use evaldate() where seems appropriate
Yuya Nishihara <yuya@tcha.org>
parents:
37224
diff
changeset
|
911 raise |
e70a90a72b80
templatefuncs: use evaldate() where seems appropriate
Yuya Nishihara <yuya@tcha.org>
parents:
37224
diff
changeset
|
912 raise error.ParseError(err) |
37224
67efce231633
templater: factor out function that parses argument as date tuple
Yuya Nishihara <yuya@tcha.org>
parents:
37222
diff
changeset
|
913 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
914 |
34581
ee0d74083a22
templater: store revisions as ints so min/max won't compare them as strings
Yuya Nishihara <yuya@tcha.org>
parents:
34536
diff
changeset
|
915 def evalinteger(context, mapping, arg, err=None): |
37272
7d3bc1d4e871
templater: pass (context, mapping) down to unwraphybrid()
Yuya Nishihara <yuya@tcha.org>
parents:
37231
diff
changeset
|
916 thing = evalrawexp(context, mapping, arg) |
7d3bc1d4e871
templater: pass (context, mapping) down to unwraphybrid()
Yuya Nishihara <yuya@tcha.org>
parents:
37231
diff
changeset
|
917 return unwrapinteger(context, mapping, thing, err) |
37162
9ab3491f84c2
templater: extract unwrapinteger() function from evalinteger()
Yuya Nishihara <yuya@tcha.org>
parents:
37161
diff
changeset
|
918 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
919 |
37272
7d3bc1d4e871
templater: pass (context, mapping) down to unwraphybrid()
Yuya Nishihara <yuya@tcha.org>
parents:
37231
diff
changeset
|
920 def unwrapinteger(context, mapping, thing, err=None): |
38225
d48b80d58848
templater: unify unwrapvalue() with _unwrapvalue()
Yuya Nishihara <yuya@tcha.org>
parents:
38224
diff
changeset
|
921 thing = unwrapvalue(context, mapping, thing) |
28343
a6c2310b3827
templater: factor out function that evaluates argument as integer
Yuya Nishihara <yuya@tcha.org>
parents:
28334
diff
changeset
|
922 try: |
37162
9ab3491f84c2
templater: extract unwrapinteger() function from evalinteger()
Yuya Nishihara <yuya@tcha.org>
parents:
37161
diff
changeset
|
923 return int(thing) |
28344
ac371d4c007f
templater: drop redundant type conversion when evaluating integer argument
Yuya Nishihara <yuya@tcha.org>
parents:
28343
diff
changeset
|
924 except (TypeError, ValueError): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
925 raise error.ParseError(err or _(b'not an integer')) |
28343
a6c2310b3827
templater: factor out function that evaluates argument as integer
Yuya Nishihara <yuya@tcha.org>
parents:
28334
diff
changeset
|
926 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
927 |
28348
ccedb17a5657
templater: factor out thin helper that evaluates argument as string
Yuya Nishihara <yuya@tcha.org>
parents:
28346
diff
changeset
|
928 def evalstring(context, mapping, arg): |
37272
7d3bc1d4e871
templater: pass (context, mapping) down to unwraphybrid()
Yuya Nishihara <yuya@tcha.org>
parents:
37231
diff
changeset
|
929 return stringify(context, mapping, evalrawexp(context, mapping, arg)) |
28348
ccedb17a5657
templater: factor out thin helper that evaluates argument as string
Yuya Nishihara <yuya@tcha.org>
parents:
28346
diff
changeset
|
930 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
931 |
28373
9a9dd71e882c
templater: make label() take unknown symbol as color literal
Yuya Nishihara <yuya@tcha.org>
parents:
28349
diff
changeset
|
932 def evalstringliteral(context, mapping, arg): |
9a9dd71e882c
templater: make label() take unknown symbol as color literal
Yuya Nishihara <yuya@tcha.org>
parents:
28349
diff
changeset
|
933 """Evaluate given argument as string template, but returns symbol name |
9a9dd71e882c
templater: make label() take unknown symbol as color literal
Yuya Nishihara <yuya@tcha.org>
parents:
28349
diff
changeset
|
934 if it is unknown""" |
9a9dd71e882c
templater: make label() take unknown symbol as color literal
Yuya Nishihara <yuya@tcha.org>
parents:
28349
diff
changeset
|
935 func, data = arg |
9a9dd71e882c
templater: make label() take unknown symbol as color literal
Yuya Nishihara <yuya@tcha.org>
parents:
28349
diff
changeset
|
936 if func is runsymbol: |
9a9dd71e882c
templater: make label() take unknown symbol as color literal
Yuya Nishihara <yuya@tcha.org>
parents:
28349
diff
changeset
|
937 thing = func(context, mapping, data, default=data) |
9a9dd71e882c
templater: make label() take unknown symbol as color literal
Yuya Nishihara <yuya@tcha.org>
parents:
28349
diff
changeset
|
938 else: |
9a9dd71e882c
templater: make label() take unknown symbol as color literal
Yuya Nishihara <yuya@tcha.org>
parents:
28349
diff
changeset
|
939 thing = func(context, mapping, data) |
37272
7d3bc1d4e871
templater: pass (context, mapping) down to unwraphybrid()
Yuya Nishihara <yuya@tcha.org>
parents:
37231
diff
changeset
|
940 return stringify(context, mapping, thing) |
28373
9a9dd71e882c
templater: make label() take unknown symbol as color literal
Yuya Nishihara <yuya@tcha.org>
parents:
28349
diff
changeset
|
941 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
942 |
37163
0fb28899e81a
templater: factor out unwrapastype() from evalastype()
Yuya Nishihara <yuya@tcha.org>
parents:
37162
diff
changeset
|
943 _unwrapfuncbytype = { |
38225
d48b80d58848
templater: unify unwrapvalue() with _unwrapvalue()
Yuya Nishihara <yuya@tcha.org>
parents:
38224
diff
changeset
|
944 None: unwrapvalue, |
37163
0fb28899e81a
templater: factor out unwrapastype() from evalastype()
Yuya Nishihara <yuya@tcha.org>
parents:
37162
diff
changeset
|
945 bytes: stringify, |
37227
9bcf096a2da2
templatefilters: declare input type as date where appropriate
Yuya Nishihara <yuya@tcha.org>
parents:
37226
diff
changeset
|
946 date: unwrapdate, |
37163
0fb28899e81a
templater: factor out unwrapastype() from evalastype()
Yuya Nishihara <yuya@tcha.org>
parents:
37162
diff
changeset
|
947 int: unwrapinteger, |
34581
ee0d74083a22
templater: store revisions as ints so min/max won't compare them as strings
Yuya Nishihara <yuya@tcha.org>
parents:
34536
diff
changeset
|
948 } |
ee0d74083a22
templater: store revisions as ints so min/max won't compare them as strings
Yuya Nishihara <yuya@tcha.org>
parents:
34536
diff
changeset
|
949 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
950 |
37272
7d3bc1d4e871
templater: pass (context, mapping) down to unwraphybrid()
Yuya Nishihara <yuya@tcha.org>
parents:
37231
diff
changeset
|
951 def unwrapastype(context, mapping, thing, typ): |
37163
0fb28899e81a
templater: factor out unwrapastype() from evalastype()
Yuya Nishihara <yuya@tcha.org>
parents:
37162
diff
changeset
|
952 """Move the inner value object out of the wrapper and coerce its type""" |
34581
ee0d74083a22
templater: store revisions as ints so min/max won't compare them as strings
Yuya Nishihara <yuya@tcha.org>
parents:
34536
diff
changeset
|
953 try: |
37163
0fb28899e81a
templater: factor out unwrapastype() from evalastype()
Yuya Nishihara <yuya@tcha.org>
parents:
37162
diff
changeset
|
954 f = _unwrapfuncbytype[typ] |
34581
ee0d74083a22
templater: store revisions as ints so min/max won't compare them as strings
Yuya Nishihara <yuya@tcha.org>
parents:
34536
diff
changeset
|
955 except KeyError: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
956 raise error.ProgrammingError(b'invalid type specified: %r' % typ) |
37272
7d3bc1d4e871
templater: pass (context, mapping) down to unwraphybrid()
Yuya Nishihara <yuya@tcha.org>
parents:
37231
diff
changeset
|
957 return f(context, mapping, thing) |
34581
ee0d74083a22
templater: store revisions as ints so min/max won't compare them as strings
Yuya Nishihara <yuya@tcha.org>
parents:
34536
diff
changeset
|
958 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
959 |
25002
829faf8ab605
templater: tokenize decimal integer literal (issue4638) (BC)
Yuya Nishihara <yuya@tcha.org>
parents:
25001
diff
changeset
|
960 def runinteger(context, mapping, data): |
829faf8ab605
templater: tokenize decimal integer literal (issue4638) (BC)
Yuya Nishihara <yuya@tcha.org>
parents:
25001
diff
changeset
|
961 return int(data) |
829faf8ab605
templater: tokenize decimal integer literal (issue4638) (BC)
Yuya Nishihara <yuya@tcha.org>
parents:
25001
diff
changeset
|
962 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
963 |
13176
895f54a79c6e
templater: use the parser.py parser to extend the templater syntax
Matt Mackall <mpm@selenic.com>
parents:
13175
diff
changeset
|
964 def runstring(context, mapping, data): |
895f54a79c6e
templater: use the parser.py parser to extend the templater syntax
Matt Mackall <mpm@selenic.com>
parents:
13175
diff
changeset
|
965 return data |
895f54a79c6e
templater: use the parser.py parser to extend the templater syntax
Matt Mackall <mpm@selenic.com>
parents:
13175
diff
changeset
|
966 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
967 |
27939
7ed3a3c0cef1
templater: abort if infinite recursion detected while evaluation (issue4758)
Yuya Nishihara <yuya@tcha.org>
parents:
27892
diff
changeset
|
968 def _recursivesymbolblocker(key): |
38930
382b055cc358
templatekw: deprecate old-style template keyword function (API)
Yuya Nishihara <yuya@tcha.org>
parents:
38449
diff
changeset
|
969 def showrecursion(context, mapping): |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
970 raise error.Abort(_(b"recursive reference '%s' in template") % key) |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
971 |
27939
7ed3a3c0cef1
templater: abort if infinite recursion detected while evaluation (issue4758)
Yuya Nishihara <yuya@tcha.org>
parents:
27892
diff
changeset
|
972 return showrecursion |
7ed3a3c0cef1
templater: abort if infinite recursion detected while evaluation (issue4758)
Yuya Nishihara <yuya@tcha.org>
parents:
27892
diff
changeset
|
973 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
974 |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
975 def runsymbol(context, mapping, key, default=b''): |
35467
d6cfa722b044
templater: look up mapping table through template engine
Yuya Nishihara <yuya@tcha.org>
parents:
35414
diff
changeset
|
976 v = context.symbol(mapping, key) |
19770
0361163efbaf
templater: support using templates with non-standard names from map file
Alexander Plavin <alexander@plav.in>
parents:
19390
diff
changeset
|
977 if v is None: |
27939
7ed3a3c0cef1
templater: abort if infinite recursion detected while evaluation (issue4758)
Yuya Nishihara <yuya@tcha.org>
parents:
27892
diff
changeset
|
978 # put poison to cut recursion. we can't move this to parsing phase |
7ed3a3c0cef1
templater: abort if infinite recursion detected while evaluation (issue4758)
Yuya Nishihara <yuya@tcha.org>
parents:
27892
diff
changeset
|
979 # because "x = {x}" is allowed if "x" is a keyword. (issue4758) |
7ed3a3c0cef1
templater: abort if infinite recursion detected while evaluation (issue4758)
Yuya Nishihara <yuya@tcha.org>
parents:
27892
diff
changeset
|
980 safemapping = mapping.copy() |
7ed3a3c0cef1
templater: abort if infinite recursion detected while evaluation (issue4758)
Yuya Nishihara <yuya@tcha.org>
parents:
27892
diff
changeset
|
981 safemapping[key] = _recursivesymbolblocker(key) |
19770
0361163efbaf
templater: support using templates with non-standard names from map file
Alexander Plavin <alexander@plav.in>
parents:
19390
diff
changeset
|
982 try: |
27939
7ed3a3c0cef1
templater: abort if infinite recursion detected while evaluation (issue4758)
Yuya Nishihara <yuya@tcha.org>
parents:
27892
diff
changeset
|
983 v = context.process(key, safemapping) |
19770
0361163efbaf
templater: support using templates with non-standard names from map file
Alexander Plavin <alexander@plav.in>
parents:
19390
diff
changeset
|
984 except TemplateNotFound: |
28373
9a9dd71e882c
templater: make label() take unknown symbol as color literal
Yuya Nishihara <yuya@tcha.org>
parents:
28349
diff
changeset
|
985 v = default |
36445
e8d37838f5df
templatekw: add 'requires' flag to switch to exception-safe interface
Yuya Nishihara <yuya@tcha.org>
parents:
36444
diff
changeset
|
986 if callable(v): |
e8d37838f5df
templatekw: add 'requires' flag to switch to exception-safe interface
Yuya Nishihara <yuya@tcha.org>
parents:
36444
diff
changeset
|
987 # new templatekw |
e8d37838f5df
templatekw: add 'requires' flag to switch to exception-safe interface
Yuya Nishihara <yuya@tcha.org>
parents:
36444
diff
changeset
|
988 try: |
e8d37838f5df
templatekw: add 'requires' flag to switch to exception-safe interface
Yuya Nishihara <yuya@tcha.org>
parents:
36444
diff
changeset
|
989 return v(context, mapping) |
e8d37838f5df
templatekw: add 'requires' flag to switch to exception-safe interface
Yuya Nishihara <yuya@tcha.org>
parents:
36444
diff
changeset
|
990 except ResourceUnavailable: |
e8d37838f5df
templatekw: add 'requires' flag to switch to exception-safe interface
Yuya Nishihara <yuya@tcha.org>
parents:
36444
diff
changeset
|
991 # unsupported keyword is mapped to empty just like unknown keyword |
e8d37838f5df
templatekw: add 'requires' flag to switch to exception-safe interface
Yuya Nishihara <yuya@tcha.org>
parents:
36444
diff
changeset
|
992 return None |
13176
895f54a79c6e
templater: use the parser.py parser to extend the templater syntax
Matt Mackall <mpm@selenic.com>
parents:
13175
diff
changeset
|
993 return v |
895f54a79c6e
templater: use the parser.py parser to extend the templater syntax
Matt Mackall <mpm@selenic.com>
parents:
13175
diff
changeset
|
994 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
995 |
25595
a7dd6692e5cb
templater: move runtemplate function out of buildmap/runmap pair
Yuya Nishihara <yuya@tcha.org>
parents:
25580
diff
changeset
|
996 def runtemplate(context, mapping, template): |
34326
e60c601953d7
templater: extract helper to just evaluate template expression
Yuya Nishihara <yuya@tcha.org>
parents:
34325
diff
changeset
|
997 for arg in template: |
e60c601953d7
templater: extract helper to just evaluate template expression
Yuya Nishihara <yuya@tcha.org>
parents:
34325
diff
changeset
|
998 yield evalrawexp(context, mapping, arg) |
25595
a7dd6692e5cb
templater: move runtemplate function out of buildmap/runmap pair
Yuya Nishihara <yuya@tcha.org>
parents:
25580
diff
changeset
|
999 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
1000 |
13176
895f54a79c6e
templater: use the parser.py parser to extend the templater syntax
Matt Mackall <mpm@selenic.com>
parents:
13175
diff
changeset
|
1001 def runfilter(context, mapping, data): |
26125
c990afab2243
templater: drop unneeded destructuring of argument tuple at buildfilter
Yuya Nishihara <yuya@tcha.org>
parents:
26124
diff
changeset
|
1002 arg, filt = data |
37222
54355c243042
templatefilters: allow declaration of input data type
Yuya Nishihara <yuya@tcha.org>
parents:
37163
diff
changeset
|
1003 thing = evalrawexp(context, mapping, arg) |
37272
7d3bc1d4e871
templater: pass (context, mapping) down to unwraphybrid()
Yuya Nishihara <yuya@tcha.org>
parents:
37231
diff
changeset
|
1004 intype = getattr(filt, '_intype', None) |
17383
099c778ceb33
templater: abort when a template filter raises an exception (issue2987)
Neil Kodner <neilk@fb.com>
parents:
17334
diff
changeset
|
1005 try: |
37272
7d3bc1d4e871
templater: pass (context, mapping) down to unwraphybrid()
Yuya Nishihara <yuya@tcha.org>
parents:
37231
diff
changeset
|
1006 thing = unwrapastype(context, mapping, thing, intype) |
24280
6c55e37ba5f2
templater: allow piping generator-type function output to filters
Yuya Nishihara <yuya@tcha.org>
parents:
24240
diff
changeset
|
1007 return filt(thing) |
37226
920589f52be9
templater: attach hint to input-type error of runfilter()
Yuya Nishihara <yuya@tcha.org>
parents:
37225
diff
changeset
|
1008 except error.ParseError as e: |
920589f52be9
templater: attach hint to input-type error of runfilter()
Yuya Nishihara <yuya@tcha.org>
parents:
37225
diff
changeset
|
1009 raise error.ParseError(bytes(e), hint=_formatfiltererror(arg, filt)) |
920589f52be9
templater: attach hint to input-type error of runfilter()
Yuya Nishihara <yuya@tcha.org>
parents:
37225
diff
changeset
|
1010 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42337
diff
changeset
|
1011 |
37226
920589f52be9
templater: attach hint to input-type error of runfilter()
Yuya Nishihara <yuya@tcha.org>
parents:
37225
diff
changeset
|
1012 def _formatfiltererror(arg, filt): |
920589f52be9
templater: attach hint to input-type error of runfilter()
Yuya Nishihara <yuya@tcha.org>
parents:
37225
diff
changeset
|
1013 fn = pycompat.sysbytes(filt.__name__) |
920589f52be9
templater: attach hint to input-type error of runfilter()
Yuya Nishihara <yuya@tcha.org>
parents:
37225
diff
changeset
|
1014 sym = findsymbolicname(arg) |
920589f52be9
templater: attach hint to input-type error of runfilter()
Yuya Nishihara <yuya@tcha.org>
parents:
37225
diff
changeset
|
1015 if not sym: |
43077
687b865b95ad
formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents:
43076
diff
changeset
|
1016 return _(b"incompatible use of template filter '%s'") % fn |
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1017 return _(b"template filter '%s' is not compatible with keyword '%s'") % ( |
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1018 fn, |
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1019 sym, |
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1020 ) |
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1021 |
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1022 |
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1023 def _iteroverlaymaps(context, origmapping, newmappings): |
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1024 """Generate combined mappings from the original mapping and an iterable |
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1025 of partial mappings to override the original""" |
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1026 for i, nm in enumerate(newmappings): |
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1027 lm = context.overlaymap(origmapping, nm) |
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1028 lm[b'index'] = i |
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1029 yield lm |
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1030 |
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1031 |
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1032 def _applymap(context, mapping, d, darg, targ): |
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1033 try: |
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1034 diter = d.itermaps(context) |
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1035 except error.ParseError as err: |
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1036 sym = findsymbolicname(darg) |
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1037 if not sym: |
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1038 raise |
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1039 hint = _(b"keyword '%s' does not support map operation") % sym |
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1040 raise error.ParseError(bytes(err), hint=hint) |
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1041 for lm in _iteroverlaymaps(context, mapping, diter): |
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1042 yield evalrawexp(context, lm, targ) |
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1043 |
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1044 |
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1045 def runmap(context, mapping, data): |
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1046 darg, targ = data |
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1047 d = evalwrapped(context, mapping, darg) |
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1048 return mappedgenerator(_applymap, args=(mapping, d, darg, targ)) |
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1049 |
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1050 |
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1051 def runmember(context, mapping, data): |
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1052 darg, memb = data |
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1053 d = evalwrapped(context, mapping, darg) |
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1054 if isinstance(d, mappable): |
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1055 lm = context.overlaymap(mapping, d.tomap(context)) |
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1056 return runsymbol(context, lm, memb) |
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|
1057 try: |
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1058 return d.getmember(context, mapping, memb) |
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1059 except error.ParseError as err: |
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|
1060 sym = findsymbolicname(darg) |
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|
1061 if not sym: |
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|
1062 raise |
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1063 hint = _(b"keyword '%s' does not support member operation") % sym |
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|
1064 raise error.ParseError(bytes(err), hint=hint) |
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1065 |
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1066 |
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1067 def runnegate(context, mapping, data): |
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1068 data = evalinteger( |
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1069 context, mapping, data, _(b'negation needs an integer argument') |
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1070 ) |
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|
1071 return -data |
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|
1072 |
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1073 |
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1074 def runarithmetic(context, mapping, data): |
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1075 func, left, right = data |
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1076 left = evalinteger( |
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1077 context, mapping, left, _(b'arithmetic only defined on integers') |
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1078 ) |
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1079 right = evalinteger( |
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1080 context, mapping, right, _(b'arithmetic only defined on integers') |
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1081 ) |
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|
1082 try: |
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|
1083 return func(left, right) |
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1084 except ZeroDivisionError: |
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1085 raise error.Abort(_(b'division by zero is not defined')) |
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1086 |
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1087 |
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1088 def joinitems(itemiter, sep): |
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1089 """Join items with the separator; Returns generator of bytes""" |
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|
1090 first = True |
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|
1091 for x in itemiter: |
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|
1092 if first: |
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|
1093 first = False |
37326
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|
1094 elif sep: |
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|
1095 yield sep |
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|
1096 yield x |