diff options
Diffstat (limited to 'src/pugixpath.cpp')
| -rw-r--r-- | src/pugixpath.cpp | 66 |
1 files changed, 47 insertions, 19 deletions
diff --git a/src/pugixpath.cpp b/src/pugixpath.cpp index d42c9e2..8e53487 100644 --- a/src/pugixpath.cpp +++ b/src/pugixpath.cpp @@ -1226,6 +1226,7 @@ namespace pugi enum nodetest_t
{
+ nodetest_none,
nodetest_name,
nodetest_type_node,
nodetest_type_comment,
@@ -1550,6 +1551,9 @@ namespace pugi n.name()[strlen(m_contents)] == ':')
ns.push_back(n);
break;
+
+ default:
+ assert(!"Unknown axis");
}
}
@@ -2999,7 +3003,39 @@ namespace pugi specified = false;
return axis_child;
}
-
+
+ nodetest_t parse_node_test_type(const char* name)
+ {
+ switch (name[0])
+ {
+ case 'c':
+ if (!strcmp(name, "comment"))
+ return nodetest_type_comment;
+
+ break;
+
+ case 'n':
+ if (!strcmp(name, "node"))
+ return nodetest_type_node;
+
+ break;
+
+ case 'p':
+ if (!strcmp(name, "processing-instruction"))
+ return nodetest_type_pi;
+
+ break;
+
+ case 't':
+ if (!strcmp(name, "text"))
+ return nodetest_type_text;
+
+ break;
+ }
+
+ return nodetest_none;
+ }
+
// PrimaryExpr ::= VariableReference | '(' Expr ')' | Literal | Number | FunctionCall
xpath_ast_node* parse_primary_expression()
{
@@ -3167,13 +3203,11 @@ namespace pugi return new (m_alloc.node()) xpath_ast_node(ast_step, set, axis_parent, nodetest_type_node, 0, m_alloc);
}
- nodetest_t nt_type;
+ nodetest_t nt_type = nodetest_none;
std::string nt_name;
if (m_lexer.current() == lex_string)
{
- bool nodetest_specified = false;
-
// node name test
nt_name = m_lexer.contents();
m_lexer.next();
@@ -3195,8 +3229,6 @@ namespace pugi {
nt_type = nodetest_all;
m_lexer.next();
-
- nodetest_specified = true;
}
else if (m_lexer.current() == lex_string)
{
@@ -3206,7 +3238,7 @@ namespace pugi else throw xpath_exception("Unrecognized node test");
}
- if (!nodetest_specified)
+ if (nt_type == nodetest_none)
{
// node type test or processing-instruction
if (m_lexer.current() == lex_open_brace)
@@ -3216,19 +3248,12 @@ namespace pugi if (m_lexer.current() == lex_close_brace)
{
m_lexer.next();
+
+ nt_type = parse_node_test_type(nt_name.c_str());
+
+ if (nt_type == nodetest_none) throw xpath_exception("Unrecognized node type");
- if (nt_name == "node")
- nt_type = nodetest_type_node;
- else if (nt_name == "text")
- nt_type = nodetest_type_text;
- else if (nt_name == "comment")
- nt_type = nodetest_type_comment;
- else if (nt_name == "processing-instruction")
- nt_type = nodetest_type_pi;
- else
- throw xpath_exception("Unrecognized node type");
-
- nt_name.erase(nt_name.begin(), nt_name.end());
+ nt_name = "";
}
else if (nt_name == "processing-instruction")
{
@@ -3378,6 +3403,9 @@ namespace pugi while (*state && *state <= 32) ++state;
if (*state != '(') return parse_location_path();
+
+ // This looks like a function call; however this still can be a node-test. Check it.
+ if (parse_node_test_type(m_lexer.contents()) != nodetest_none) return parse_location_path();
}
xpath_ast_node* n = parse_filter_expression();
|