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Add 'allowmultistrings' option.

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This option enables a C-style feature where strings can be composed by juxtaposing them, like this: "blah" "another" in the input program becomes "blahanother" in the output.
This commit is contained in:
Sei Lisa 2014-07-26 03:44:48 +02:00
parent 4ee320ace1
commit a46c5463eb
1 changed files with 12 additions and 3 deletions
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15
lslopt/lslparse.py
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@ -540,6 +540,10 @@ class parser(object):
if tok0 == 'FLOAT_VALUE':
return [CONSTANT, S['float'], val]
if tok0 == 'STRING_VALUE':
if self.allowmultistrings:
while self.tok[0] == 'STRING_VALUE':
val += self.tok[1]
self.NextToken()
return [CONSTANT, S['string'], val]
# Key constants are not currently supported - use string
#if tok0 == 'KEY_VALUE':
@ -1294,7 +1298,12 @@ class parser(object):
if tok[0] == 'FALSE':
return 0
if tok[0] in ('STRING_VALUE', 'KEY_VALUE', 'VECTOR_VALUE', 'ROTATION_VALUE', 'LIST_VALUE'):
return tok[1]
val = tok[1]
if tok[0] == 'STRING_VALUE' and self.allowmultistrings:
while self.tok[0] == 'STRING_VALUE':
val += self.tok[1]
self.NextToken()
return val
if tok[0] == 'IDENT':
tmp = self.FindSymbolPartial(tok[1])
if tmp is None or len(tmp) > 3 or tmp[1] not in self.types:
@ -1657,8 +1666,8 @@ class parser(object):
# (TODO:) Allow string + key
#self.allowkeyconcat = 'allowkeyconcat' in options
# (TODO:) Allow C style string composition: "blah" "blah"
#self.allowcstrings = 'allowcstrings' in options
# Allow C style string composition of strings: "blah" "blah" = "blahblah"
self.allowmultistrings = 'allowmultistrings' in options
# Symbol table:
# This is a list of all local and global symbol tables.