Mercurial > hg
annotate mercurial/revsetlang.py @ 31337:ec7831675867
win32text: directly use repo.vfs.join
The 'repo.join' method is about to be deprecated.
author | Pierre-Yves David <pierre-yves.david@ens-lyon.org> |
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date | Wed, 08 Mar 2017 16:52:57 -0800 |
parents | 0b8356705de6 |
children | 77270ec0cdd9 |
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1 # revsetlang.py - parser, tokenizer and utility for revision set language |
11275 | 2 # |
3 # Copyright 2010 Matt Mackall <mpm@selenic.com> | |
4 # | |
5 # This software may be used and distributed according to the terms of the | |
6 # GNU General Public License version 2 or any later version. | |
7 | |
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8 from __future__ import absolute_import |
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9 |
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10 import string |
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11 |
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12 from .i18n import _ |
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13 from . import ( |
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14 error, |
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15 node, |
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16 parser, |
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17 pycompat, |
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18 ) |
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20 elements = { | |
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21 # token-type: binding-strength, primary, prefix, infix, suffix |
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22 "(": (21, None, ("group", 1, ")"), ("func", 1, ")"), None), |
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23 "##": (20, None, None, ("_concat", 20), None), |
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24 "~": (18, None, None, ("ancestor", 18), None), |
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25 "^": (18, None, None, ("parent", 18), "parentpost"), |
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26 "-": (5, None, ("negate", 19), ("minus", 5), None), |
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27 "::": (17, None, ("dagrangepre", 17), ("dagrange", 17), "dagrangepost"), |
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28 "..": (17, None, ("dagrangepre", 17), ("dagrange", 17), "dagrangepost"), |
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29 ":": (15, "rangeall", ("rangepre", 15), ("range", 15), "rangepost"), |
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30 "not": (10, None, ("not", 10), None, None), |
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31 "!": (10, None, ("not", 10), None, None), |
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32 "and": (5, None, None, ("and", 5), None), |
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33 "&": (5, None, None, ("and", 5), None), |
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34 "%": (5, None, None, ("only", 5), "onlypost"), |
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35 "or": (4, None, None, ("or", 4), None), |
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36 "|": (4, None, None, ("or", 4), None), |
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37 "+": (4, None, None, ("or", 4), None), |
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38 "=": (3, None, None, ("keyvalue", 3), None), |
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39 ",": (2, None, None, ("list", 2), None), |
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40 ")": (0, None, None, None, None), |
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41 "symbol": (0, "symbol", None, None, None), |
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42 "string": (0, "string", None, None, None), |
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43 "end": (0, None, None, None, None), |
11275 | 44 } |
45 | |
46 keywords = set(['and', 'or', 'not']) | |
47 | |
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48 # default set of valid characters for the initial letter of symbols |
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49 _syminitletters = set( |
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50 string.ascii_letters + |
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51 string.digits + pycompat.sysstr('._@')) | set(map(chr, xrange(128, 256))) |
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52 |
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53 # default set of valid characters for non-initial letters of symbols |
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54 _symletters = _syminitletters | set(pycompat.sysstr('-/')) |
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55 |
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56 def tokenize(program, lookup=None, syminitletters=None, symletters=None): |
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57 ''' |
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58 Parse a revset statement into a stream of tokens |
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59 |
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60 ``syminitletters`` is the set of valid characters for the initial |
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61 letter of symbols. |
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62 |
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63 By default, character ``c`` is recognized as valid for initial |
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64 letter of symbols, if ``c.isalnum() or c in '._@' or ord(c) > 127``. |
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65 |
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66 ``symletters`` is the set of valid characters for non-initial |
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67 letters of symbols. |
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68 |
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69 By default, character ``c`` is recognized as valid for non-initial |
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70 letters of symbols, if ``c.isalnum() or c in '-._/@' or ord(c) > 127``. |
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71 |
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72 Check that @ is a valid unquoted token character (issue3686): |
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73 >>> list(tokenize("@::")) |
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74 [('symbol', '@', 0), ('::', None, 1), ('end', None, 3)] |
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75 |
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76 ''' |
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77 if syminitletters is None: |
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78 syminitletters = _syminitletters |
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79 if symletters is None: |
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80 symletters = _symletters |
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81 |
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82 if program and lookup: |
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83 # attempt to parse old-style ranges first to deal with |
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84 # things like old-tag which contain query metacharacters |
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85 parts = program.split(':', 1) |
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86 if all(lookup(sym) for sym in parts if sym): |
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87 if parts[0]: |
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88 yield ('symbol', parts[0], 0) |
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89 if len(parts) > 1: |
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90 s = len(parts[0]) |
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91 yield (':', None, s) |
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92 if parts[1]: |
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93 yield ('symbol', parts[1], s + 1) |
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94 yield ('end', None, len(program)) |
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95 return |
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96 |
11275 | 97 pos, l = 0, len(program) |
98 while pos < l: | |
99 c = program[pos] | |
100 if c.isspace(): # skip inter-token whitespace | |
101 pass | |
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102 elif c == ':' and program[pos:pos + 2] == '::': # look ahead carefully |
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103 yield ('::', None, pos) |
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104 pos += 1 # skip ahead |
11275 | 105 elif c == '.' and program[pos:pos + 2] == '..': # look ahead carefully |
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106 yield ('..', None, pos) |
11275 | 107 pos += 1 # skip ahead |
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108 elif c == '#' and program[pos:pos + 2] == '##': # look ahead carefully |
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109 yield ('##', None, pos) |
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110 pos += 1 # skip ahead |
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111 elif c in "():=,-|&+!~^%": # handle simple operators |
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112 yield (c, None, pos) |
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113 elif (c in '"\'' or c == 'r' and |
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114 program[pos:pos + 2] in ("r'", 'r"')): # handle quoted strings |
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115 if c == 'r': |
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116 pos += 1 |
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117 c = program[pos] |
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118 decode = lambda x: x |
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119 else: |
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120 decode = parser.unescapestr |
11275 | 121 pos += 1 |
122 s = pos | |
123 while pos < l: # find closing quote | |
124 d = program[pos] | |
125 if d == '\\': # skip over escaped characters | |
126 pos += 2 | |
127 continue | |
128 if d == c: | |
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129 yield ('string', decode(program[s:pos]), s) |
11275 | 130 break |
131 pos += 1 | |
132 else: | |
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133 raise error.ParseError(_("unterminated string"), s) |
16683 | 134 # gather up a symbol/keyword |
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135 elif c in syminitletters: |
11275 | 136 s = pos |
137 pos += 1 | |
138 while pos < l: # find end of symbol | |
139 d = program[pos] | |
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140 if d not in symletters: |
11275 | 141 break |
142 if d == '.' and program[pos - 1] == '.': # special case for .. | |
143 pos -= 1 | |
144 break | |
145 pos += 1 | |
146 sym = program[s:pos] | |
147 if sym in keywords: # operator keywords | |
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148 yield (sym, None, s) |
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149 elif '-' in sym: |
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150 # some jerk gave us foo-bar-baz, try to check if it's a symbol |
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151 if lookup and lookup(sym): |
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152 # looks like a real symbol |
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153 yield ('symbol', sym, s) |
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154 else: |
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155 # looks like an expression |
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156 parts = sym.split('-') |
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157 for p in parts[:-1]: |
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158 if p: # possible consecutive - |
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159 yield ('symbol', p, s) |
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160 s += len(p) |
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161 yield ('-', None, pos) |
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162 s += 1 |
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163 if parts[-1]: # possible trailing - |
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164 yield ('symbol', parts[-1], s) |
11275 | 165 else: |
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166 yield ('symbol', sym, s) |
11275 | 167 pos -= 1 |
168 else: | |
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169 raise error.ParseError(_("syntax error in revset '%s'") % |
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170 program, pos) |
11275 | 171 pos += 1 |
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172 yield ('end', None, pos) |
11275 | 173 |
174 # helpers | |
175 | |
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176 _notset = object() |
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177 |
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178 def getsymbol(x): |
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179 if x and x[0] == 'symbol': |
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180 return x[1] |
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181 raise error.ParseError(_('not a symbol')) |
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182 |
11275 | 183 def getstring(x, err): |
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184 if x and (x[0] == 'string' or x[0] == 'symbol'): |
11275 | 185 return x[1] |
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186 raise error.ParseError(err) |
11275 | 187 |
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188 def getinteger(x, err, default=_notset): |
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189 if not x and default is not _notset: |
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190 return default |
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191 try: |
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192 return int(getstring(x, err)) |
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193 except ValueError: |
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194 raise error.ParseError(err) |
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195 |
11275 | 196 def getlist(x): |
197 if not x: | |
198 return [] | |
199 if x[0] == 'list': | |
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200 return list(x[1:]) |
11275 | 201 return [x] |
202 | |
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203 def getrange(x, err): |
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204 if not x: |
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205 raise error.ParseError(err) |
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206 op = x[0] |
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207 if op == 'range': |
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208 return x[1], x[2] |
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209 elif op == 'rangepre': |
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210 return None, x[1] |
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211 elif op == 'rangepost': |
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212 return x[1], None |
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213 elif op == 'rangeall': |
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214 return None, None |
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215 raise error.ParseError(err) |
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216 |
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217 def getargs(x, min, max, err): |
11275 | 218 l = getlist(x) |
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219 if len(l) < min or (max >= 0 and len(l) > max): |
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220 raise error.ParseError(err) |
11275 | 221 return l |
222 | |
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223 def getargsdict(x, funcname, keys): |
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224 return parser.buildargsdict(getlist(x), funcname, parser.splitargspec(keys), |
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225 keyvaluenode='keyvalue', keynode='symbol') |
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226 |
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227 # Constants for ordering requirement, used in _analyze(): |
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228 # |
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229 # If 'define', any nested functions and operations can change the ordering of |
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230 # the entries in the set. If 'follow', any nested functions and operations |
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231 # should take the ordering specified by the first operand to the '&' operator. |
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232 # |
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233 # For instance, |
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234 # |
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235 # X & (Y | Z) |
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236 # ^ ^^^^^^^ |
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237 # | follow |
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238 # define |
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239 # |
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240 # will be evaluated as 'or(y(x()), z(x()))', where 'x()' can change the order |
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241 # of the entries in the set, but 'y()', 'z()' and 'or()' shouldn't. |
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242 # |
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243 # 'any' means the order doesn't matter. For instance, |
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244 # |
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245 # X & !Y |
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246 # ^ |
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247 # any |
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248 # |
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249 # 'y()' can either enforce its ordering requirement or take the ordering |
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250 # specified by 'x()' because 'not()' doesn't care the order. |
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251 # |
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252 # Transition of ordering requirement: |
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253 # |
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254 # 1. starts with 'define' |
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255 # 2. shifts to 'follow' by 'x & y' |
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256 # 3. changes back to 'define' on function call 'f(x)' or function-like |
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257 # operation 'x (f) y' because 'f' may have its own ordering requirement |
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258 # for 'x' and 'y' (e.g. 'first(x)') |
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259 # |
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260 anyorder = 'any' # don't care the order |
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261 defineorder = 'define' # should define the order |
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262 followorder = 'follow' # must follow the current order |
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263 |
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264 # transition table for 'x & y', from the current expression 'x' to 'y' |
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265 _tofolloworder = { |
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266 anyorder: anyorder, |
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267 defineorder: followorder, |
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268 followorder: followorder, |
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269 } |
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270 |
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271 def _matchonly(revs, bases): |
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272 """ |
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273 >>> f = lambda *args: _matchonly(*map(parse, args)) |
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274 >>> f('ancestors(A)', 'not ancestors(B)') |
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275 ('list', ('symbol', 'A'), ('symbol', 'B')) |
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276 """ |
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277 if (revs is not None |
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278 and revs[0] == 'func' |
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279 and getsymbol(revs[1]) == 'ancestors' |
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280 and bases is not None |
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281 and bases[0] == 'not' |
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282 and bases[1][0] == 'func' |
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283 and getsymbol(bases[1][1]) == 'ancestors'): |
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284 return ('list', revs[2], bases[1][2]) |
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285 |
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286 def _fixops(x): |
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287 """Rewrite raw parsed tree to resolve ambiguous syntax which cannot be |
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288 handled well by our simple top-down parser""" |
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289 if not isinstance(x, tuple): |
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290 return x |
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291 |
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292 op = x[0] |
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293 if op == 'parent': |
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294 # x^:y means (x^) : y, not x ^ (:y) |
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295 # x^: means (x^) :, not x ^ (:) |
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296 post = ('parentpost', x[1]) |
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297 if x[2][0] == 'dagrangepre': |
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298 return _fixops(('dagrange', post, x[2][1])) |
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299 elif x[2][0] == 'rangepre': |
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300 return _fixops(('range', post, x[2][1])) |
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301 elif x[2][0] == 'rangeall': |
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302 return _fixops(('rangepost', post)) |
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303 elif op == 'or': |
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304 # make number of arguments deterministic: |
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305 # x + y + z -> (or x y z) -> (or (list x y z)) |
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306 return (op, _fixops(('list',) + x[1:])) |
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307 |
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308 return (op,) + tuple(_fixops(y) for y in x[1:]) |
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309 |
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310 def _analyze(x, order): |
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311 if x is None: |
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312 return x |
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313 |
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314 op = x[0] |
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315 if op == 'minus': |
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316 return _analyze(('and', x[1], ('not', x[2])), order) |
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317 elif op == 'only': |
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318 t = ('func', ('symbol', 'only'), ('list', x[1], x[2])) |
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319 return _analyze(t, order) |
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320 elif op == 'onlypost': |
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321 return _analyze(('func', ('symbol', 'only'), x[1]), order) |
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322 elif op == 'dagrangepre': |
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323 return _analyze(('func', ('symbol', 'ancestors'), x[1]), order) |
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324 elif op == 'dagrangepost': |
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325 return _analyze(('func', ('symbol', 'descendants'), x[1]), order) |
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326 elif op == 'negate': |
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327 s = getstring(x[1], _("can't negate that")) |
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328 return _analyze(('string', '-' + s), order) |
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329 elif op in ('string', 'symbol'): |
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330 return x |
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331 elif op == 'and': |
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332 ta = _analyze(x[1], order) |
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333 tb = _analyze(x[2], _tofolloworder[order]) |
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334 return (op, ta, tb, order) |
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335 elif op == 'or': |
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336 return (op, _analyze(x[1], order), order) |
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337 elif op == 'not': |
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338 return (op, _analyze(x[1], anyorder), order) |
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339 elif op == 'rangeall': |
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340 return (op, None, order) |
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341 elif op in ('rangepre', 'rangepost', 'parentpost'): |
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342 return (op, _analyze(x[1], defineorder), order) |
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343 elif op == 'group': |
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344 return _analyze(x[1], order) |
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345 elif op in ('dagrange', 'range', 'parent', 'ancestor'): |
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346 ta = _analyze(x[1], defineorder) |
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347 tb = _analyze(x[2], defineorder) |
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348 return (op, ta, tb, order) |
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349 elif op == 'list': |
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350 return (op,) + tuple(_analyze(y, order) for y in x[1:]) |
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351 elif op == 'keyvalue': |
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352 return (op, x[1], _analyze(x[2], order)) |
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353 elif op == 'func': |
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354 f = getsymbol(x[1]) |
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355 d = defineorder |
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356 if f == 'present': |
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357 # 'present(set)' is known to return the argument set with no |
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358 # modification, so forward the current order to its argument |
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359 d = order |
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360 return (op, x[1], _analyze(x[2], d), order) |
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361 raise ValueError('invalid operator %r' % op) |
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362 |
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363 def analyze(x, order=defineorder): |
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364 """Transform raw parsed tree to evaluatable tree which can be fed to |
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365 optimize() or getset() |
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366 |
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367 All pseudo operations should be mapped to real operations or functions |
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368 defined in methods or symbols table respectively. |
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369 |
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370 'order' specifies how the current expression 'x' is ordered (see the |
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371 constants defined above.) |
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372 """ |
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373 return _analyze(x, order) |
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374 |
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375 def _optimize(x, small): |
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376 if x is None: |
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377 return 0, x |
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378 |
11275 | 379 smallbonus = 1 |
380 if small: | |
381 smallbonus = .5 | |
382 | |
383 op = x[0] | |
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384 if op in ('string', 'symbol'): |
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385 return smallbonus, x # single revisions are small |
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eeb464ed7275
revset: drop unreachable code
Bryan O'Sullivan <bryano@fb.com>
parents:
16838
diff
changeset
|
386 elif op == 'and': |
29119
a032ebea4e97
revset: factor out public optimize() function from recursion
Yuya Nishihara <yuya@tcha.org>
parents:
29118
diff
changeset
|
387 wa, ta = _optimize(x[1], True) |
a032ebea4e97
revset: factor out public optimize() function from recursion
Yuya Nishihara <yuya@tcha.org>
parents:
29118
diff
changeset
|
388 wb, tb = _optimize(x[2], True) |
29932
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
389 order = x[3] |
29116
0c9b05dae010
revset: unnest isonly() closure from optimize()
Yuya Nishihara <yuya@tcha.org>
parents:
29098
diff
changeset
|
390 w = min(wa, wb) |
20499
2efd608473fb
revset: optimize missing ancestor expressions
Siddharth Agarwal <sid0@fb.com>
parents:
20498
diff
changeset
|
391 |
2efd608473fb
revset: optimize missing ancestor expressions
Siddharth Agarwal <sid0@fb.com>
parents:
20498
diff
changeset
|
392 # (::x and not ::y)/(not ::y and ::x) have a fast path |
29117
7828cadd2873
revset: construct arguments of only() against matched tree
Yuya Nishihara <yuya@tcha.org>
parents:
29116
diff
changeset
|
393 tm = _matchonly(ta, tb) or _matchonly(tb, ta) |
7828cadd2873
revset: construct arguments of only() against matched tree
Yuya Nishihara <yuya@tcha.org>
parents:
29116
diff
changeset
|
394 if tm: |
29932
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
395 return w, ('func', ('symbol', 'only'), tm, order) |
20499
2efd608473fb
revset: optimize missing ancestor expressions
Siddharth Agarwal <sid0@fb.com>
parents:
20498
diff
changeset
|
396 |
28217
d2ac8b57a75d
revset: use smartset minus operator
Durham Goode <durham@fb.com>
parents:
28139
diff
changeset
|
397 if tb is not None and tb[0] == 'not': |
29932
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
398 return wa, ('difference', ta, tb[1], order) |
28217
d2ac8b57a75d
revset: use smartset minus operator
Durham Goode <durham@fb.com>
parents:
28139
diff
changeset
|
399 |
11279
62ccf4cd6e7f
revset: optimize the parse tree directly
Matt Mackall <mpm@selenic.com>
parents:
11278
diff
changeset
|
400 if wa > wb: |
29932
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
401 return w, (op, tb, ta, order) |
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
402 return w, (op, ta, tb, order) |
11279
62ccf4cd6e7f
revset: optimize the parse tree directly
Matt Mackall <mpm@selenic.com>
parents:
11278
diff
changeset
|
403 elif op == 'or': |
25343
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
404 # fast path for machine-generated expression, that is likely to have |
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
405 # lots of trivial revisions: 'a + b + c()' to '_list(a b) + c()' |
29932
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
406 order = x[2] |
25343
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
407 ws, ts, ss = [], [], [] |
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
408 def flushss(): |
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
409 if not ss: |
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
410 return |
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
411 if len(ss) == 1: |
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
412 w, t = ss[0] |
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
413 else: |
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
414 s = '\0'.join(t[1] for w, t in ss) |
29932
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
415 y = ('func', ('symbol', '_list'), ('string', s), order) |
29119
a032ebea4e97
revset: factor out public optimize() function from recursion
Yuya Nishihara <yuya@tcha.org>
parents:
29118
diff
changeset
|
416 w, t = _optimize(y, False) |
25343
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
417 ws.append(w) |
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
418 ts.append(t) |
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
419 del ss[:] |
29929
b3845cab4ddc
revset: wrap arguments of 'or' by 'list' node
Yuya Nishihara <yuya@tcha.org>
parents:
29922
diff
changeset
|
420 for y in getlist(x[1]): |
29119
a032ebea4e97
revset: factor out public optimize() function from recursion
Yuya Nishihara <yuya@tcha.org>
parents:
29118
diff
changeset
|
421 w, t = _optimize(y, False) |
25996
b12e00a05d57
revset: prevent crash caused by empty group expression while optimizing "or"
Yuya Nishihara <yuya@tcha.org>
parents:
25995
diff
changeset
|
422 if t is not None and (t[0] == 'string' or t[0] == 'symbol'): |
25343
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
423 ss.append((w, t)) |
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
424 continue |
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
425 flushss() |
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
426 ws.append(w) |
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
427 ts.append(t) |
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
428 flushss() |
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
429 if len(ts) == 1: |
7fbef7932af9
revset: optimize 'or' operation of trivial revisions to a list
Yuya Nishihara <yuya@tcha.org>
parents:
25342
diff
changeset
|
430 return ws[0], ts[0] # 'or' operation is fully optimized out |
25307
4d1e56b29a91
revset: comment that we can't swap 'or' operands by weight
Yuya Nishihara <yuya@tcha.org>
parents:
25270
diff
changeset
|
431 # we can't reorder trees by weight because it would change the order. |
4d1e56b29a91
revset: comment that we can't swap 'or' operands by weight
Yuya Nishihara <yuya@tcha.org>
parents:
25270
diff
changeset
|
432 # ("sort(a + b)" == "sort(b + a)", but "a + b" != "b + a") |
25309
b333ca94403d
revset: reduce nesting of chained 'or' operations (issue4624)
Yuya Nishihara <yuya@tcha.org>
parents:
25308
diff
changeset
|
433 # ts = tuple(t for w, t in sorted(zip(ws, ts), key=lambda wt: wt[0])) |
29932
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
434 return max(ws), (op, ('list',) + tuple(ts), order) |
11275 | 435 elif op == 'not': |
25191
08d1ef09ed37
revset: optimize not public revset
Laurent Charignon <lcharignon@fb.com>
parents:
25149
diff
changeset
|
436 # Optimize not public() to _notpublic() because we have a fast version |
29932
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
437 if x[1][:3] == ('func', ('symbol', 'public'), None): |
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
438 order = x[1][3] |
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
439 newsym = ('func', ('symbol', '_notpublic'), None, order) |
29119
a032ebea4e97
revset: factor out public optimize() function from recursion
Yuya Nishihara <yuya@tcha.org>
parents:
29118
diff
changeset
|
440 o = _optimize(newsym, not small) |
25191
08d1ef09ed37
revset: optimize not public revset
Laurent Charignon <lcharignon@fb.com>
parents:
25149
diff
changeset
|
441 return o[0], o[1] |
08d1ef09ed37
revset: optimize not public revset
Laurent Charignon <lcharignon@fb.com>
parents:
25149
diff
changeset
|
442 else: |
29119
a032ebea4e97
revset: factor out public optimize() function from recursion
Yuya Nishihara <yuya@tcha.org>
parents:
29118
diff
changeset
|
443 o = _optimize(x[1], not small) |
29932
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
444 order = x[2] |
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
445 return o[0], (op, o[1], order) |
30803
d389f19f14aa
revset: do not transform range* operators in parsed tree
Yuya Nishihara <yuya@tcha.org>
parents:
30802
diff
changeset
|
446 elif op == 'rangeall': |
d389f19f14aa
revset: do not transform range* operators in parsed tree
Yuya Nishihara <yuya@tcha.org>
parents:
30802
diff
changeset
|
447 return smallbonus, x |
d389f19f14aa
revset: do not transform range* operators in parsed tree
Yuya Nishihara <yuya@tcha.org>
parents:
30802
diff
changeset
|
448 elif op in ('rangepre', 'rangepost', 'parentpost'): |
29119
a032ebea4e97
revset: factor out public optimize() function from recursion
Yuya Nishihara <yuya@tcha.org>
parents:
29118
diff
changeset
|
449 o = _optimize(x[1], small) |
29932
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
450 order = x[2] |
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
451 return o[0], (op, o[1], order) |
29898
7203400f91b0
revset: do not partial-match operator and function names in optimize()
Yuya Nishihara <yuya@tcha.org>
parents:
29897
diff
changeset
|
452 elif op in ('dagrange', 'range', 'parent', 'ancestor'): |
29119
a032ebea4e97
revset: factor out public optimize() function from recursion
Yuya Nishihara <yuya@tcha.org>
parents:
29118
diff
changeset
|
453 wa, ta = _optimize(x[1], small) |
a032ebea4e97
revset: factor out public optimize() function from recursion
Yuya Nishihara <yuya@tcha.org>
parents:
29118
diff
changeset
|
454 wb, tb = _optimize(x[2], small) |
29932
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
455 order = x[3] |
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
456 return wa + wb, (op, ta, tb, order) |
27987
b19d8d5d6b51
revset: flatten chained 'list' operations (aka function args) (issue5072)
Yuya Nishihara <yuya@tcha.org>
parents:
27945
diff
changeset
|
457 elif op == 'list': |
29119
a032ebea4e97
revset: factor out public optimize() function from recursion
Yuya Nishihara <yuya@tcha.org>
parents:
29118
diff
changeset
|
458 ws, ts = zip(*(_optimize(y, small) for y in x[1:])) |
27987
b19d8d5d6b51
revset: flatten chained 'list' operations (aka function args) (issue5072)
Yuya Nishihara <yuya@tcha.org>
parents:
27945
diff
changeset
|
459 return sum(ws), (op,) + ts |
29766
5004ef47f437
revset: fix keyword arguments to go through optimization process
Yuya Nishihara <yuya@tcha.org>
parents:
29646
diff
changeset
|
460 elif op == 'keyvalue': |
5004ef47f437
revset: fix keyword arguments to go through optimization process
Yuya Nishihara <yuya@tcha.org>
parents:
29646
diff
changeset
|
461 w, t = _optimize(x[2], small) |
5004ef47f437
revset: fix keyword arguments to go through optimization process
Yuya Nishihara <yuya@tcha.org>
parents:
29646
diff
changeset
|
462 return w, (op, x[1], t) |
11275 | 463 elif op == 'func': |
29441
9e8d258708bb
revset: check invalid function syntax "func-name"() explicitly
Yuya Nishihara <yuya@tcha.org>
parents:
29425
diff
changeset
|
464 f = getsymbol(x[1]) |
29119
a032ebea4e97
revset: factor out public optimize() function from recursion
Yuya Nishihara <yuya@tcha.org>
parents:
29118
diff
changeset
|
465 wa, ta = _optimize(x[2], small) |
29898
7203400f91b0
revset: do not partial-match operator and function names in optimize()
Yuya Nishihara <yuya@tcha.org>
parents:
29897
diff
changeset
|
466 if f in ('author', 'branch', 'closed', 'date', 'desc', 'file', 'grep', |
30205
b4074417b661
revset: optimize for destination() being "inefficient"
Mads Kiilerich <madski@unity3d.com>
parents:
30179
diff
changeset
|
467 'keyword', 'outgoing', 'user', 'destination'): |
11279
62ccf4cd6e7f
revset: optimize the parse tree directly
Matt Mackall <mpm@selenic.com>
parents:
11278
diff
changeset
|
468 w = 10 # slow |
29898
7203400f91b0
revset: do not partial-match operator and function names in optimize()
Yuya Nishihara <yuya@tcha.org>
parents:
29897
diff
changeset
|
469 elif f in ('modifies', 'adds', 'removes'): |
11279
62ccf4cd6e7f
revset: optimize the parse tree directly
Matt Mackall <mpm@selenic.com>
parents:
11278
diff
changeset
|
470 w = 30 # slower |
11275 | 471 elif f == "contains": |
11279
62ccf4cd6e7f
revset: optimize the parse tree directly
Matt Mackall <mpm@selenic.com>
parents:
11278
diff
changeset
|
472 w = 100 # very slow |
11275 | 473 elif f == "ancestor": |
11279
62ccf4cd6e7f
revset: optimize the parse tree directly
Matt Mackall <mpm@selenic.com>
parents:
11278
diff
changeset
|
474 w = 1 * smallbonus |
30700
323f0c4b43f4
revset: categorize wdir() as very fast function
Yuya Nishihara <yuya@tcha.org>
parents:
30699
diff
changeset
|
475 elif f in ('reverse', 'limit', 'first', 'wdir', '_intlist'): |
11279
62ccf4cd6e7f
revset: optimize the parse tree directly
Matt Mackall <mpm@selenic.com>
parents:
11278
diff
changeset
|
476 w = 0 |
29898
7203400f91b0
revset: do not partial-match operator and function names in optimize()
Yuya Nishihara <yuya@tcha.org>
parents:
29897
diff
changeset
|
477 elif f == "sort": |
11279
62ccf4cd6e7f
revset: optimize the parse tree directly
Matt Mackall <mpm@selenic.com>
parents:
11278
diff
changeset
|
478 w = 10 # assume most sorts look at changelog |
11275 | 479 else: |
11279
62ccf4cd6e7f
revset: optimize the parse tree directly
Matt Mackall <mpm@selenic.com>
parents:
11278
diff
changeset
|
480 w = 1 |
29932
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
481 order = x[3] |
09a84e747c88
revset: pass around ordering flags to operations
Yuya Nishihara <yuya@tcha.org>
parents:
29931
diff
changeset
|
482 return w + wa, (op, x[1], ta, order) |
29896
104914b03b83
revset: make optimize() reject unknown operators
Yuya Nishihara <yuya@tcha.org>
parents:
29814
diff
changeset
|
483 raise ValueError('invalid operator %r' % op) |
11275 | 484 |
29119
a032ebea4e97
revset: factor out public optimize() function from recursion
Yuya Nishihara <yuya@tcha.org>
parents:
29118
diff
changeset
|
485 def optimize(tree): |
29905
371c2a39eead
revset: make analyze() a separate step from optimize()
Yuya Nishihara <yuya@tcha.org>
parents:
29904
diff
changeset
|
486 """Optimize evaluatable tree |
371c2a39eead
revset: make analyze() a separate step from optimize()
Yuya Nishihara <yuya@tcha.org>
parents:
29904
diff
changeset
|
487 |
371c2a39eead
revset: make analyze() a separate step from optimize()
Yuya Nishihara <yuya@tcha.org>
parents:
29904
diff
changeset
|
488 All pseudo operations should be transformed beforehand. |
371c2a39eead
revset: make analyze() a separate step from optimize()
Yuya Nishihara <yuya@tcha.org>
parents:
29904
diff
changeset
|
489 """ |
29119
a032ebea4e97
revset: factor out public optimize() function from recursion
Yuya Nishihara <yuya@tcha.org>
parents:
29118
diff
changeset
|
490 _weight, newtree = _optimize(tree, small=True) |
a032ebea4e97
revset: factor out public optimize() function from recursion
Yuya Nishihara <yuya@tcha.org>
parents:
29118
diff
changeset
|
491 return newtree |
a032ebea4e97
revset: factor out public optimize() function from recursion
Yuya Nishihara <yuya@tcha.org>
parents:
29118
diff
changeset
|
492 |
23845
0a7fd54d4e60
revset: introduce "_parsealiasdecl" to parse alias declarations strictly
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
23844
diff
changeset
|
493 # the set of valid characters for the initial letter of symbols in |
0a7fd54d4e60
revset: introduce "_parsealiasdecl" to parse alias declarations strictly
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
23844
diff
changeset
|
494 # alias declarations and definitions |
30071
2def3d55b1b9
revset: build _syminitletters from a saner source: the string module
Augie Fackler <augie@google.com>
parents:
30056
diff
changeset
|
495 _aliassyminitletters = _syminitletters | set(pycompat.sysstr('$')) |
23845
0a7fd54d4e60
revset: introduce "_parsealiasdecl" to parse alias declarations strictly
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
23844
diff
changeset
|
496 |
29073
81bac118f9e2
revset: factor out common parsing function
Yuya Nishihara <yuya@tcha.org>
parents:
29072
diff
changeset
|
497 def _parsewith(spec, lookup=None, syminitletters=None): |
81bac118f9e2
revset: factor out common parsing function
Yuya Nishihara <yuya@tcha.org>
parents:
29072
diff
changeset
|
498 """Generate a parse tree of given spec with given tokenizing options |
81bac118f9e2
revset: factor out common parsing function
Yuya Nishihara <yuya@tcha.org>
parents:
29072
diff
changeset
|
499 |
81bac118f9e2
revset: factor out common parsing function
Yuya Nishihara <yuya@tcha.org>
parents:
29072
diff
changeset
|
500 >>> _parsewith('foo($1)', syminitletters=_aliassyminitletters) |
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501 ('func', ('symbol', 'foo'), ('symbol', '$1')) |
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502 >>> _parsewith('$1') |
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503 Traceback (most recent call last): |
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504 ... |
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505 ParseError: ("syntax error in revset '$1'", 0) |
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506 >>> _parsewith('foo bar') |
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507 Traceback (most recent call last): |
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508 ... |
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509 ParseError: ('invalid token', 4) |
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510 """ |
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511 p = parser.parser(elements) |
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512 tree, pos = p.parse(tokenize(spec, lookup=lookup, |
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513 syminitletters=syminitletters)) |
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514 if pos != len(spec): |
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515 raise error.ParseError(_('invalid token'), pos) |
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516 return _fixops(parser.simplifyinfixops(tree, ('list', 'or'))) |
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517 |
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518 class _aliasrules(parser.basealiasrules): |
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519 """Parsing and expansion rule set of revset aliases""" |
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520 _section = _('revset alias') |
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521 |
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522 @staticmethod |
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523 def _parse(spec): |
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524 """Parse alias declaration/definition ``spec`` |
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525 |
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526 This allows symbol names to use also ``$`` as an initial letter |
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527 (for backward compatibility), and callers of this function should |
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528 examine whether ``$`` is used also for unexpected symbols or not. |
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529 """ |
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530 return _parsewith(spec, syminitletters=_aliassyminitletters) |
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531 |
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532 @staticmethod |
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533 def _trygetfunc(tree): |
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534 if tree[0] == 'func' and tree[1][0] == 'symbol': |
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535 return tree[1][1], getlist(tree[2]) |
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536 |
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537 def expandaliases(ui, tree): |
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538 aliases = _aliasrules.buildmap(ui.configitems('revsetalias')) |
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539 tree = _aliasrules.expand(aliases, tree) |
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540 # warn about problematic (but not referred) aliases |
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541 for name, alias in sorted(aliases.iteritems()): |
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542 if alias.error and not alias.warned: |
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543 ui.warn(_('warning: %s\n') % (alias.error)) |
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544 alias.warned = True |
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545 return tree |
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546 |
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547 def foldconcat(tree): |
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548 """Fold elements to be concatenated by `##` |
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549 """ |
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550 if not isinstance(tree, tuple) or tree[0] in ('string', 'symbol'): |
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551 return tree |
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552 if tree[0] == '_concat': |
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553 pending = [tree] |
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554 l = [] |
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555 while pending: |
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556 e = pending.pop() |
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557 if e[0] == '_concat': |
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558 pending.extend(reversed(e[1:])) |
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559 elif e[0] in ('string', 'symbol'): |
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560 l.append(e[1]) |
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561 else: |
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562 msg = _("\"##\" can't concatenate \"%s\" element") % (e[0]) |
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563 raise error.ParseError(msg) |
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564 return ('string', ''.join(l)) |
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565 else: |
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566 return tuple(foldconcat(t) for t in tree) |
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567 |
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|
568 def parse(spec, lookup=None): |
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569 return _parsewith(spec, lookup=lookup) |
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570 |
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571 def formatspec(expr, *args): |
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572 ''' |
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573 This is a convenience function for using revsets internally, and |
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574 escapes arguments appropriately. Aliases are intentionally ignored |
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575 so that intended expression behavior isn't accidentally subverted. |
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576 |
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577 Supported arguments: |
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578 |
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579 %r = revset expression, parenthesized |
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580 %d = int(arg), no quoting |
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581 %s = string(arg), escaped and single-quoted |
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582 %b = arg.branch(), escaped and single-quoted |
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583 %n = hex(arg), single-quoted |
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584 %% = a literal '%' |
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585 |
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586 Prefixing the type with 'l' specifies a parenthesized list of that type. |
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587 |
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588 >>> formatspec('%r:: and %lr', '10 or 11', ("this()", "that()")) |
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589 '(10 or 11):: and ((this()) or (that()))' |
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590 >>> formatspec('%d:: and not %d::', 10, 20) |
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591 '10:: and not 20::' |
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592 >>> formatspec('%ld or %ld', [], [1]) |
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593 "_list('') or 1" |
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594 >>> formatspec('keyword(%s)', 'foo\\xe9') |
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595 "keyword('foo\\\\xe9')" |
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|
596 >>> b = lambda: 'default' |
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|
597 >>> b.branch = b |
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598 >>> formatspec('branch(%b)', b) |
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599 "branch('default')" |
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600 >>> formatspec('root(%ls)', ['a', 'b', 'c', 'd']) |
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|
601 "root(_list('a\\x00b\\x00c\\x00d'))" |
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602 ''' |
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603 |
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604 def quote(s): |
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605 return repr(str(s)) |
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606 |
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607 def argtype(c, arg): |
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608 if c == 'd': |
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609 return str(int(arg)) |
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610 elif c == 's': |
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|
611 return quote(arg) |
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612 elif c == 'r': |
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Matt Mackall <mpm@selenic.com>
parents:
15153
diff
changeset
|
613 parse(arg) # make sure syntax errors are confined |
8bea39ca9acb
revset: add %r for embedded revset support to formatspec
Matt Mackall <mpm@selenic.com>
parents:
15153
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614 return '(%s)' % arg |
15140
353a1ba928f6
revset: add 'l' flag to formatspec for args
Matt Mackall <mpm@selenic.com>
parents:
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diff
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615 elif c == 'n': |
16417
b4b0c6931e11
revset: avoid demandimport bug
Matt Mackall <mpm@selenic.com>
parents:
16415
diff
changeset
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616 return quote(node.hex(arg)) |
15140
353a1ba928f6
revset: add 'l' flag to formatspec for args
Matt Mackall <mpm@selenic.com>
parents:
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617 elif c == 'b': |
353a1ba928f6
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Matt Mackall <mpm@selenic.com>
parents:
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618 return quote(arg.branch()) |
353a1ba928f6
revset: add 'l' flag to formatspec for args
Matt Mackall <mpm@selenic.com>
parents:
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diff
changeset
|
619 |
15595
a585d78e7b2f
revset: balance %l or-expressions (issue3129)
Matt Mackall <mpm@selenic.com>
parents:
15532
diff
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620 def listexp(s, t): |
a585d78e7b2f
revset: balance %l or-expressions (issue3129)
Matt Mackall <mpm@selenic.com>
parents:
15532
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621 l = len(s) |
a585d78e7b2f
revset: balance %l or-expressions (issue3129)
Matt Mackall <mpm@selenic.com>
parents:
15532
diff
changeset
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622 if l == 0: |
15898
6902e13ddd03
revset: optimize building large lists in formatrevspec
Matt Mackall <mpm@selenic.com>
parents:
15837
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623 return "_list('')" |
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revset: optimize building large lists in formatrevspec
Matt Mackall <mpm@selenic.com>
parents:
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624 elif l == 1: |
15595
a585d78e7b2f
revset: balance %l or-expressions (issue3129)
Matt Mackall <mpm@selenic.com>
parents:
15532
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625 return argtype(t, s[0]) |
15898
6902e13ddd03
revset: optimize building large lists in formatrevspec
Matt Mackall <mpm@selenic.com>
parents:
15837
diff
changeset
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626 elif t == 'd': |
20566
98024950ade0
revset: added _intlist method to replace _list for %ld
Lucas Moscovicz <lmoscovicz@fb.com>
parents:
20552
diff
changeset
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627 return "_intlist('%s')" % "\0".join(str(int(a)) for a in s) |
15898
6902e13ddd03
revset: optimize building large lists in formatrevspec
Matt Mackall <mpm@selenic.com>
parents:
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628 elif t == 's': |
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revset: optimize building large lists in formatrevspec
Matt Mackall <mpm@selenic.com>
parents:
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629 return "_list('%s')" % "\0".join(s) |
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Matt Mackall <mpm@selenic.com>
parents:
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changeset
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630 elif t == 'n': |
20569
0d4be103c734
revset: added _hexlist method to replace _list for %ln
Lucas Moscovicz <lmoscovicz@fb.com>
parents:
20566
diff
changeset
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631 return "_hexlist('%s')" % "\0".join(node.hex(a) for a in s) |
15898
6902e13ddd03
revset: optimize building large lists in formatrevspec
Matt Mackall <mpm@selenic.com>
parents:
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changeset
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632 elif t == 'b': |
6902e13ddd03
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Matt Mackall <mpm@selenic.com>
parents:
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diff
changeset
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633 return "_list('%s')" % "\0".join(a.branch() for a in s) |
6902e13ddd03
revset: optimize building large lists in formatrevspec
Matt Mackall <mpm@selenic.com>
parents:
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diff
changeset
|
634 |
15791
a814f8fcc65a
Use explicit integer division
Martin Geisler <mg@aragost.com>
parents:
15726
diff
changeset
|
635 m = l // 2 |
15595
a585d78e7b2f
revset: balance %l or-expressions (issue3129)
Matt Mackall <mpm@selenic.com>
parents:
15532
diff
changeset
|
636 return '(%s or %s)' % (listexp(s[:m], t), listexp(s[m:], t)) |
a585d78e7b2f
revset: balance %l or-expressions (issue3129)
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parents:
15532
diff
changeset
|
637 |
14901
a773119f30ba
revset: add formatspec convenience query builder
Matt Mackall <mpm@selenic.com>
parents:
14900
diff
changeset
|
638 ret = '' |
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Matt Mackall <mpm@selenic.com>
parents:
14900
diff
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|
639 pos = 0 |
a773119f30ba
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parents:
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diff
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640 arg = 0 |
a773119f30ba
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parents:
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diff
changeset
|
641 while pos < len(expr): |
a773119f30ba
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Matt Mackall <mpm@selenic.com>
parents:
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diff
changeset
|
642 c = expr[pos] |
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parents:
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diff
changeset
|
643 if c == '%': |
a773119f30ba
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Matt Mackall <mpm@selenic.com>
parents:
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diff
changeset
|
644 pos += 1 |
a773119f30ba
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parents:
14900
diff
changeset
|
645 d = expr[pos] |
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Matt Mackall <mpm@selenic.com>
parents:
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diff
changeset
|
646 if d == '%': |
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Matt Mackall <mpm@selenic.com>
parents:
14900
diff
changeset
|
647 ret += d |
15268
bd5103819c2e
revset: fix %r handling in formatspec
Matt Mackall <mpm@selenic.com>
parents:
15266
diff
changeset
|
648 elif d in 'dsnbr': |
15140
353a1ba928f6
revset: add 'l' flag to formatspec for args
Matt Mackall <mpm@selenic.com>
parents:
15138
diff
changeset
|
649 ret += argtype(d, args[arg]) |
14901
a773119f30ba
revset: add formatspec convenience query builder
Matt Mackall <mpm@selenic.com>
parents:
14900
diff
changeset
|
650 arg += 1 |
15140
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revset: add 'l' flag to formatspec for args
Matt Mackall <mpm@selenic.com>
parents:
15138
diff
changeset
|
651 elif d == 'l': |
353a1ba928f6
revset: add 'l' flag to formatspec for args
Matt Mackall <mpm@selenic.com>
parents:
15138
diff
changeset
|
652 # a list of some type |
353a1ba928f6
revset: add 'l' flag to formatspec for args
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parents:
15138
diff
changeset
|
653 pos += 1 |
353a1ba928f6
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parents:
15138
diff
changeset
|
654 d = expr[pos] |
15596 | 655 ret += listexp(list(args[arg]), d) |
14901
a773119f30ba
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Matt Mackall <mpm@selenic.com>
parents:
14900
diff
changeset
|
656 arg += 1 |
a773119f30ba
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Matt Mackall <mpm@selenic.com>
parents:
14900
diff
changeset
|
657 else: |
29389
98e8313dcd9e
i18n: translate abort messages
liscju <piotr.listkiewicz@gmail.com>
parents:
29365
diff
changeset
|
658 raise error.Abort(_('unexpected revspec format character %s') |
98e8313dcd9e
i18n: translate abort messages
liscju <piotr.listkiewicz@gmail.com>
parents:
29365
diff
changeset
|
659 % d) |
14901
a773119f30ba
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Matt Mackall <mpm@selenic.com>
parents:
14900
diff
changeset
|
660 else: |
a773119f30ba
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parents:
14900
diff
changeset
|
661 ret += c |
a773119f30ba
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Matt Mackall <mpm@selenic.com>
parents:
14900
diff
changeset
|
662 pos += 1 |
a773119f30ba
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parents:
14900
diff
changeset
|
663 |
a773119f30ba
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Matt Mackall <mpm@selenic.com>
parents:
14900
diff
changeset
|
664 return ret |
a773119f30ba
revset: add formatspec convenience query builder
Matt Mackall <mpm@selenic.com>
parents:
14900
diff
changeset
|
665 |
16218
81a1a00f5738
debugrevspec: pretty print output
Patrick Mezard <patrick@mezard.eu>
parents:
16185
diff
changeset
|
666 def prettyformat(tree): |
25253
3f1a9b44b8c2
parser: move prettyformat() function from revset module
Yuya Nishihara <yuya@tcha.org>
parents:
25251
diff
changeset
|
667 return parser.prettyformat(tree, ('string', 'symbol')) |
16218
81a1a00f5738
debugrevspec: pretty print output
Patrick Mezard <patrick@mezard.eu>
parents:
16185
diff
changeset
|
668 |
19719
2f9d5c5256ea
revset: add helper function to get revset parse tree depth
Alexander Plavin <alexander@plav.in>
parents:
19706
diff
changeset
|
669 def depth(tree): |
2f9d5c5256ea
revset: add helper function to get revset parse tree depth
Alexander Plavin <alexander@plav.in>
parents:
19706
diff
changeset
|
670 if isinstance(tree, tuple): |
2f9d5c5256ea
revset: add helper function to get revset parse tree depth
Alexander Plavin <alexander@plav.in>
parents:
19706
diff
changeset
|
671 return max(map(depth, tree)) + 1 |
2f9d5c5256ea
revset: add helper function to get revset parse tree depth
Alexander Plavin <alexander@plav.in>
parents:
19706
diff
changeset
|
672 else: |
2f9d5c5256ea
revset: add helper function to get revset parse tree depth
Alexander Plavin <alexander@plav.in>
parents:
19706
diff
changeset
|
673 return 0 |
2f9d5c5256ea
revset: add helper function to get revset parse tree depth
Alexander Plavin <alexander@plav.in>
parents:
19706
diff
changeset
|
674 |
19720
f0b992a9be9c
revset: add helper function to get functions used in a revset parse tree
Alexander Plavin <alexander@plav.in>
parents:
19719
diff
changeset
|
675 def funcsused(tree): |
f0b992a9be9c
revset: add helper function to get functions used in a revset parse tree
Alexander Plavin <alexander@plav.in>
parents:
19719
diff
changeset
|
676 if not isinstance(tree, tuple) or tree[0] in ('string', 'symbol'): |
f0b992a9be9c
revset: add helper function to get functions used in a revset parse tree
Alexander Plavin <alexander@plav.in>
parents:
19719
diff
changeset
|
677 return set() |
f0b992a9be9c
revset: add helper function to get functions used in a revset parse tree
Alexander Plavin <alexander@plav.in>
parents:
19719
diff
changeset
|
678 else: |
f0b992a9be9c
revset: add helper function to get functions used in a revset parse tree
Alexander Plavin <alexander@plav.in>
parents:
19719
diff
changeset
|
679 funcs = set() |
f0b992a9be9c
revset: add helper function to get functions used in a revset parse tree
Alexander Plavin <alexander@plav.in>
parents:
19719
diff
changeset
|
680 for s in tree[1:]: |
f0b992a9be9c
revset: add helper function to get functions used in a revset parse tree
Alexander Plavin <alexander@plav.in>
parents:
19719
diff
changeset
|
681 funcs |= funcsused(s) |
f0b992a9be9c
revset: add helper function to get functions used in a revset parse tree
Alexander Plavin <alexander@plav.in>
parents:
19719
diff
changeset
|
682 if tree[0] == 'func': |
f0b992a9be9c
revset: add helper function to get functions used in a revset parse tree
Alexander Plavin <alexander@plav.in>
parents:
19719
diff
changeset
|
683 funcs.add(tree[1][1]) |
f0b992a9be9c
revset: add helper function to get functions used in a revset parse tree
Alexander Plavin <alexander@plav.in>
parents:
19719
diff
changeset
|
684 return funcs |