common : gracefully handle incomplete output (#20191)
* common : handle incomplete UTF-8 at end of input in PEG parser * cont : if reached end prematurely, emit needs_more_input to propagate partial output * cont: refactor peg parse context to add lenient flag * cont : remove partial flag, keep lenient flag
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11 changed files with 139 additions and 125 deletions
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@ -85,7 +85,7 @@ void test_python_dict_parser(testing &t) {
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auto parser = build_peg_parser([](common_peg_parser_builder & p) { return p.python_value(); });
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std::string input = "{'name': 'test', 'value': ";
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common_peg_parse_context ctx(input, true);
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common_peg_parse_context ctx(input, COMMON_PEG_PARSE_FLAG_LENIENT);
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auto result = parser.parse(ctx);
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@ -97,7 +97,7 @@ void test_python_dict_parser(testing &t) {
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auto parser = build_peg_parser([](common_peg_parser_builder & p) { return p.python_value(); });
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std::string input = "{'name': 'test";
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common_peg_parse_context ctx(input, true);
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common_peg_parse_context ctx(input, COMMON_PEG_PARSE_FLAG_LENIENT);
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auto result = parser.parse(ctx);
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@ -229,7 +229,7 @@ void test_python_dict_parser(testing &t) {
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t.test("incomplete string", [&](testing &t) {
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std::string input = "'hello";
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common_peg_parse_context ctx(input, true);
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common_peg_parse_context ctx(input, COMMON_PEG_PARSE_FLAG_LENIENT);
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auto result = parser.parse(ctx);
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t.assert_true("need_more_input", result.need_more_input());
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