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Fix addstrings option (oops).

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Sei Lisa 2015-02-28 20:37:18 +01:00
parent 8f83e2f1ab
commit e30a4ea25d
1 changed files with 5 additions and 4 deletions
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9
lslopt/lslfoldconst.py
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@ -225,8 +225,9 @@ class foldconst(object):
op1 = lval['value']
op2 = rval['value']
if nt == '+':
if ltype != 'string' or rtype != 'string' or self.addstrings:
result = lslfuncs.add(op1, op2)
if ltype == rtype == 'string' and not self.addstrings:
return
result = lslfuncs.add(op1, op2)
elif nt == '-':
result = lslfuncs.sub(op1, op2)
elif nt == '*':
@ -300,14 +301,14 @@ class foldconst(object):
# Tough one. Remove neutral elements for the diverse types,
# and more.
# Addition of integers, strings, and lists is associative
# Addition of integers, strings, and lists is associative.
# Addition of floats, vectors and rotations would be, except
# for FP precision.
# TODO: associative addition of lists
# Associative lists are trickier, because unlike the others,
# the types of the operands may not be lists
# so e.g. list+(integer+integer) != (list+integer)+integer.
if optype in ('integer', 'string'):
if optype == 'integer' or optype == 'string' and self.addstrings:
if lnt == '+' and rnt == 'CONST' and lval['ch'][1]['nt'] == 'CONST':
# (var + ct1) + ct2 -> var + (ct1 + ct2)
child[1] = {'nt': '+', 't': optype, 'ch':[lval['ch'][1], rval], 'SEF':True}