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authorFred Drake <fdrake@acm.org>2001-07-17 02:59:15 (GMT)
committerFred Drake <fdrake@acm.org>2001-07-17 02:59:15 (GMT)
commit02126f20b627a4189f34c9758284ab367e9b7711 (patch)
tree215e67f75660e08eb81e681eabd6bd63c4aafe86 /Modules/parsermodule.c
parent654c8db9a0b93e4acdc2aaf27fae557a6d52ed21 (diff)
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Add support for yield statements.
(Should be merged with descr branch.)
Diffstat (limited to 'Modules/parsermodule.c')
-rw-r--r--Modules/parsermodule.c18
1 files changed, 17 insertions, 1 deletions
diff --git a/Modules/parsermodule.c b/Modules/parsermodule.c
index 13fdfae..6ff98de 100644
--- a/Modules/parsermodule.c
+++ b/Modules/parsermodule.c
@@ -830,7 +830,7 @@ VALIDATER(trailer); VALIDATER(subscript);
VALIDATER(subscriptlist); VALIDATER(sliceop);
VALIDATER(exprlist); VALIDATER(dictmaker);
VALIDATER(arglist); VALIDATER(argument);
-VALIDATER(listmaker);
+VALIDATER(listmaker); VALIDATER(yield_stmt);
#undef VALIDATER
@@ -1538,6 +1538,18 @@ validate_raise_stmt(node *tree)
}
+/* yield_stmt: 'yield' testlist
+ */
+static int
+validate_yield_stmt(node *tree)
+{
+ return (validate_ntype(tree, yield_stmt)
+ && validate_numnodes(tree, 2, "yield_stmt")
+ && validate_name(CHILD(tree, 0), "yield")
+ && validate_testlist(CHILD(tree, 1)));
+}
+
+
static int
validate_import_as_name(node *tree)
{
@@ -2555,6 +2567,7 @@ validate_node(node *tree)
res = (validate_numnodes(tree, 1, "flow_stmt")
&& ((TYPE(CHILD(tree, 0)) == break_stmt)
|| (TYPE(CHILD(tree, 0)) == continue_stmt)
+ || (TYPE(CHILD(tree, 0)) == yield_stmt)
|| (TYPE(CHILD(tree, 0)) == return_stmt)
|| (TYPE(CHILD(tree, 0)) == raise_stmt)));
if (res)
@@ -2562,6 +2575,9 @@ validate_node(node *tree)
else if (nch == 1)
err_string("illegal flow_stmt type");
break;
+ case yield_stmt:
+ res = validate_yield_stmt(tree);
+ break;
/*
* Compound statements.
*/