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Generalize forward reference resolution a smidge.

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This commit is contained in:
Chris Pressey 2018-09-07 13:27:18 +01:00
parent 33d5093e5a
commit 26a2fb448c
1 changed files with 3 additions and 7 deletions
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10
src/sixtypical/parser.py
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@ -122,13 +122,9 @@ class Parser(object):
if not isinstance(model.type, (RoutineType, VectorType)):
self.syntax_error('Illegal call of non-executable "%s"' % name)
instr.location = model
if instr.opcode in ('copy',) and isinstance(instr.src, ForwardReference):
forward_reference = instr.src
name = forward_reference.name
model = self.lookup(name)
if not isinstance(model.type, (RoutineType, VectorType)):
self.syntax_error('Illegal copy of non-executable "%s"' % name)
instr.src = model
if instr.opcode in ('copy',):
if isinstance(instr.src, ForwardReference):
instr.src = self.lookup(instr.src.name)
return program