mercurial/templater.py
changeset 24586 90e3f5d22dad
parent 24337 696ab1a24ae0
child 24601 d80819f67d59
--- a/mercurial/templater.py	Sat Mar 14 17:33:22 2015 +0900
+++ b/mercurial/templater.py	Wed Apr 01 20:19:43 2015 -0700
@@ -219,6 +219,8 @@
     raise error.ParseError(_("unknown function '%s'") % n)
 
 def date(context, mapping, args):
+    """:date(date[, fmt]): Format a date. See :hg:`help dates` for formatting
+    strings."""
     if not (1 <= len(args) <= 2):
         # i18n: "date" is a keyword
         raise error.ParseError(_("date expects one or two arguments"))
@@ -230,6 +232,8 @@
     return util.datestr(date)
 
 def diff(context, mapping, args):
+    """:diff([includepattern [, excludepattern]]): Show a diff, optionally
+    specifying files to include or exclude."""
     if len(args) > 2:
         # i18n: "diff" is a keyword
         raise error.ParseError(_("diff expects one, two or no arguments"))
@@ -247,6 +251,8 @@
     return ''.join(chunks)
 
 def fill(context, mapping, args):
+    """:fill(text[, width[, initialident[, hangindent]]]): Fill many
+    paragraphs with optional indentation. See the "fill" filter."""
     if not (1 <= len(args) <= 4):
         # i18n: "fill" is a keyword
         raise error.ParseError(_("fill expects one to four arguments"))
@@ -270,8 +276,8 @@
     return templatefilters.fill(text, width, initindent, hangindent)
 
 def pad(context, mapping, args):
-    """usage: pad(text, width, fillchar=' ', right=False)
-    """
+    """:pad(text, width[, fillchar=' '[, right=False]]): Pad text with a
+    fill character."""
     if not (2 <= len(args) <= 4):
         # i18n: "pad" is a keyword
         raise error.ParseError(_("pad() expects two to four arguments"))
@@ -296,6 +302,9 @@
         return text.ljust(width, fillchar)
 
 def get(context, mapping, args):
+    """:get(dict, key): Get an attribute/key from an object. Some keywords
+    are complex types. This function allows you to obtain the value of an
+    attribute on these type."""
     if len(args) != 2:
         # i18n: "get" is a keyword
         raise error.ParseError(_("get() expects two arguments"))
@@ -317,6 +326,8 @@
         yield t
 
 def if_(context, mapping, args):
+    """:if(expr, then[, else]): Conditionally execute based on the result of
+    an expression."""
     if not (2 <= len(args) <= 3):
         # i18n: "if" is a keyword
         raise error.ParseError(_("if expects two or three arguments"))
@@ -328,6 +339,8 @@
         yield _evalifliteral(args[2], context, mapping)
 
 def ifcontains(context, mapping, args):
+    """:ifcontains(search, thing, then[, else]): Conditionally execute based
+    on whether the item "search" is in "thing"."""
     if not (3 <= len(args) <= 4):
         # i18n: "ifcontains" is a keyword
         raise error.ParseError(_("ifcontains expects three or four arguments"))
@@ -341,6 +354,8 @@
         yield _evalifliteral(args[3], context, mapping)
 
 def ifeq(context, mapping, args):
+    """:ifeq(expr1, expr2, then[, else]): Conditionally execute based on
+    whether 2 items are equivalent."""
     if not (3 <= len(args) <= 4):
         # i18n: "ifeq" is a keyword
         raise error.ParseError(_("ifeq expects three or four arguments"))
@@ -353,6 +368,7 @@
         yield _evalifliteral(args[3], context, mapping)
 
 def join(context, mapping, args):
+    """:join(list, sep): Join items in a list with a delimiter."""
     if not (1 <= len(args) <= 2):
         # i18n: "join" is a keyword
         raise error.ParseError(_("join expects one or two arguments"))
@@ -375,6 +391,9 @@
         yield x
 
 def label(context, mapping, args):
+    """:label(label, expr): Apply a label to generated content. Content with
+    a label applied can result in additional post-processing, such as
+    automatic colorization."""
     if len(args) != 2:
         # i18n: "label" is a keyword
         raise error.ParseError(_("label expects two arguments"))
@@ -383,8 +402,8 @@
     yield _evalifliteral(args[1], context, mapping)
 
 def revset(context, mapping, args):
-    """usage: revset(query[, formatargs...])
-    """
+    """:revset(query[, formatargs...]): Execute a revision set query. See
+    :hg:`help revset`."""
     if not len(args) > 0:
         # i18n: "revset" is a keyword
         raise error.ParseError(_("revset expects one or more arguments"))
@@ -413,6 +432,7 @@
     return templatekw.showlist("revision", revs, **mapping)
 
 def rstdoc(context, mapping, args):
+    """:rstdoc(text, style): Format ReStructuredText."""
     if len(args) != 2:
         # i18n: "rstdoc" is a keyword
         raise error.ParseError(_("rstdoc expects two arguments"))
@@ -423,8 +443,8 @@
     return minirst.format(text, style=style, keep=['verbose'])
 
 def shortest(context, mapping, args):
-    """usage: shortest(node, minlength=4)
-    """
+    """:shortest(node, minlength=4): Obtain the shortest representation of
+    a node."""
     if not (1 <= len(args) <= 2):
         # i18n: "shortest" is a keyword
         raise error.ParseError(_("shortest() expects one or two arguments"))
@@ -475,6 +495,7 @@
                 return shortest
 
 def strip(context, mapping, args):
+    """:strip(text[, chars]): Strip characters from a string."""
     if not (1 <= len(args) <= 2):
         # i18n: "strip" is a keyword
         raise error.ParseError(_("strip expects one or two arguments"))
@@ -486,6 +507,8 @@
     return text.strip()
 
 def sub(context, mapping, args):
+    """:sub(pattern, replacement, expression): Perform text substitution
+    using regular expressions."""
     if len(args) != 3:
         # i18n: "sub" is a keyword
         raise error.ParseError(_("sub expects three arguments"))
@@ -496,6 +519,8 @@
     yield re.sub(pat, rpl, src)
 
 def startswith(context, mapping, args):
+    """:startswith(pattern, text): Returns the value from the "text" argument
+    if it begins with the content from the "pattern" argument."""
     if len(args) != 2:
         # i18n: "startswith" is a keyword
         raise error.ParseError(_("startswith expects two arguments"))
@@ -508,7 +533,7 @@
 
 
 def word(context, mapping, args):
-    """return nth word from a string"""
+    """:word(number, text[, separator]): Return the nth word from a string."""
     if not (2 <= len(args) <= 3):
         # i18n: "word" is a keyword
         raise error.ParseError(_("word expects two or three arguments, got %d")