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2.6 try except hadnling works now

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rocky
2016-06-27 21:54:29 -04:00
parent 40d4348757
commit 21216b4eb1
2 changed files with 39 additions and 8 deletions
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1
uncompyle6/parser.py
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@@ -485,6 +485,7 @@ class PythonParser(GenericASTBuilder):
ret_expr_or_cond ::= ret_cond
ret_expr_or_cond ::= ret_cond_not
# Note: Python < 2.7 doesn't use this. Remove from here?
ret_and ::= expr JUMP_IF_FALSE_OR_POP ret_expr_or_cond COME_FROM
ret_or ::= expr JUMP_IF_TRUE_OR_POP ret_expr_or_cond COME_FROM
ret_cond ::= expr POP_JUMP_IF_FALSE expr RETURN_END_IF ret_expr_or_cond

46
uncompyle6/parsers/parse26.py
View File

@@ -20,19 +20,36 @@ class Python26Parser(Python2Parser):
JUMP_IF_FALSE POP_TOP POP_TOP POP_TOP POP_TOP
except_cond2 ::= DUP_TOP expr COMPARE_OP
JUMP_IF_FALSE POP_TOP POP_TOP designator POP_TOP
# Might be a bug from when COME_FROM wasn't properly handled
try_middle ::= JUMP_FORWARD COME_FROM except_stmts
POP_TOP END_FINALLY come_froms
try_middle ::= JUMP_FORWARD COME_FROM except_stmts
COME_FROM POP_TOP END_FINALLY come_froms
try_middle ::= JUMP_FORWARD COME_FROM except_stmts
END_FINALLY come_froms
try_middle ::= JUMP_FORWARD COME_FROM except_stmts
come_from_pop END_FINALLY come_froms
try_middle ::= JUMP_FORWARD COME_FROM except_stmts
END_FINALLY come_froms
try_middle ::= jmp_abs COME_FROM except_stmts
POP_TOP END_FINALLY
try_middle ::= jmp_abs COME_FROM except_stmts
come_from_pop END_FINALLY
try_middle ::= jmp_abs COME_FROM except_stmts
END_FINALLY
trystmt ::= SETUP_EXCEPT suite_stmts_opt come_from_pop
try_middle
# Sometimes we don't put in COME_FROM to the next statement
# like we do in 2.7. Perhaps we should?
trystmt ::= SETUP_EXCEPT suite_stmts_opt POP_BLOCK
try_middle
except_suite ::= c_stmts_opt JUMP_FORWARD POP_TOP
except_suite ::= c_stmts_opt JUMP_FORWARD come_from_pop
# Python 3 also has this.
come_froms ::= come_froms COME_FROM
@@ -53,15 +70,20 @@ class Python26Parser(Python2Parser):
"""
jmp_true ::= JUMP_IF_TRUE POP_TOP
jmp_false ::= JUMP_IF_FALSE POP_TOP
jf_pop ::= JUMP_FORWARD COME_FROM POP_TOP
jb_pop ::= JUMP_BACK COME_FROM POP_TOP
jf_pop ::= JUMP_FORWARD come_from_pop
jb_pop ::= JUMP_BACK come_from_pop
# This is what happens after a jump where
# we start a new block. For reasons I don't fully
# understand, there is also a value on the top of the stack
come_from_pop ::= COME_FROM POP_TOP
_ifstmts_jump ::= c_stmts_opt jf_pop COME_FROM
"""
def p_stmt26(self, args):
"""
assert ::= assert_expr jmp_true LOAD_ASSERT RAISE_VARARGS_1 POP_TOP
assert ::= assert_expr jmp_true LOAD_ASSERT RAISE_VARARGS_1 come_from_pop
ifelsestmt ::= testexpr c_stmts_opt jf_pop else_suite COME_FROM
"""
@@ -80,8 +102,16 @@ class Python26Parser(Python2Parser):
def p_ret26(self, args):
'''
ret_cond ::= expr jmp_false expr RETURN_END_IF COME_FROM POP_TOP ret_expr_or_cond
ret_or ::= expr jmp_true ret_expr_or_cond COME_FROM
ret_and ::= expr jmp_false ret_expr_or_cond COME_FROM
ret_or ::= expr jmp_true ret_expr_or_cond COME_FROM
ret_cond ::= expr jmp_false expr RETURN_END_IF come_from_pop ret_expr_or_cond
ret_cond ::= expr jmp_false expr ret_expr_or_cond
ret_cond_not ::= expr jmp_true expr RETURN_END_IF come_from_pop ret_expr_or_cond
'''
def p_except26(self, args):
'''
except_suite ::= c_stmts_opt jmp_abs new_block
'''