revset: inline _tokenizealias() into _parsealias()
This helps factoring out common part between _parsealias() and parse().
--- a/mercurial/revset.py Sun Apr 10 07:28:26 2016 +0000
+++ b/mercurial/revset.py Sun Apr 17 12:57:27 2016 +0900
@@ -2217,18 +2217,12 @@
_aliassyminitletters = set(c for c in [chr(i) for i in xrange(256)]
if c.isalnum() or c in '._@$' or ord(c) > 127)
-def _tokenizealias(program, lookup=None):
- """Parse alias declaration/definition into a stream of tokens
+def _parsealias(spec):
+ """Parse alias declaration/definition ``spec``
This allows symbol names to use also ``$`` as an initial letter
(for backward compatibility), and callers of this function should
examine whether ``$`` is used also for unexpected symbols or not.
- """
- return tokenize(program, lookup=lookup,
- syminitletters=_aliassyminitletters)
-
-def _parsealias(spec):
- """Parse alias declaration/definition ``spec``
>>> _parsealias('foo($1)')
('func', ('symbol', 'foo'), ('symbol', '$1'))
@@ -2238,7 +2232,7 @@
ParseError: ('invalid token', 4)
"""
p = parser.parser(elements)
- tree, pos = p.parse(_tokenizealias(spec))
+ tree, pos = p.parse(tokenize(spec, syminitletters=_aliassyminitletters))
if pos != len(spec):
raise error.ParseError(_('invalid token'), pos)
return parser.simplifyinfixops(tree, ('list', 'or'))