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revsetlang: remove unused functions

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Superseded by the _match() function.
This commit is contained in:
Yuya Nishihara 2017-08-19 22:04:03 +09:00
parent 48edce65ce
commit 6d9809531d
1 changed files with 0 additions and 19 deletions
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19
mercurial/revsetlang.py
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@ -270,25 +270,6 @@ def _match(patspec, tree):
return parser.matchtree(pattern, tree, ('symbol', '_'),
{'keyvalue', 'list'})
def _isnamedfunc(x, funcname):
"""Check if given tree matches named function"""
return x and x[0] == 'func' and getsymbol(x[1]) == funcname
def _isposargs(x, n):
"""Check if given tree is n-length list of positional arguments"""
l = getlist(x)
return len(l) == n and all(y and y[0] != 'keyvalue' for y in l)
def _matchnamedfunc(x, funcname):
"""Return args tree if given tree matches named function; otherwise None
This can't be used for testing a nullary function since its args tree
is also None. Use _isnamedfunc() instead.
"""
if not _isnamedfunc(x, funcname):
return
return x[2]
def _matchonly(revs, bases):
return _match('ancestors(_) and not ancestors(_)', ('and', revs, bases))