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XPath: Minor error handling refactoring

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Handle node type error before creating expression node
This commit is contained in:
Arseny Kapoulkine 2017-01-29 21:53:23 -08:00
parent 34b8c5908b
commit 6abf1d7c1a
1 changed files with 3 additions and 3 deletions
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6
src/pugixml.cpp
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@ -11333,12 +11333,12 @@ PUGI__NS_BEGIN
{
_lexer.next();
xpath_ast_node* expr = parse_expression();
if (!expr) return 0;
if (n->rettype() != xpath_type_node_set)
return error("Predicate has to be applied to node set");
xpath_ast_node* expr = parse_expression();
if (!expr) return 0;
n = alloc_node(ast_filter, n, expr, predicate_default);
if (!n) return 0;