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Support list indexing in varReplace.

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This commit is contained in:
Jeroen Hoekx 2012-05-10 19:25:28 +02:00
commit 3cbc229990
2 changed files with 61 additions and 1 deletions
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12
lib/ansible/utils.py
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@ -199,6 +199,8 @@ def parse_json(data):
return { "failed" : True, "parsed" : False, "msg" : data }
return results
_LISTRE = re.compile(r"(\w+)\[(\d+)\]")
def varLookup(name, vars):
''' find the contents of a possibly complex variable in vars. '''
path = name.split('.')
@ -206,11 +208,19 @@ def varLookup(name, vars):
for part in path:
if part in space:
space = space[part]
elif "[" in part:
m = _LISTRE.search(part)
if not m:
return
try:
space = space[m.group(1)][int(m.group(2))]
except (KeyError, IndexError):
return
else:
return
return space
_KEYCRE = re.compile(r"\$(?P<complex>\{){0,1}((?(complex)[\w\.]+|\w+))(?(complex)\})")
_KEYCRE = re.compile(r"\$(?P<complex>\{){0,1}((?(complex)[\w\.\[\]]+|\w+))(?(complex)\})")
# if { -> complex if complex, allow . and need trailing }
def varReplace(raw, vars):