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4d96848bdb
We can catch these exceptions and print clearer failure messages. Before: unknown file: Failure C++ exception with description "Invalid type for child" thrown in the test body. After: ../test/type_graph_utils.cpp:44: Failure Failed Error parsing input graph: Invalid type for child
44 lines
1.1 KiB
C++
44 lines
1.1 KiB
C++
#pragma once
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#include <functional>
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#include <unordered_map>
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#include "oi/type_graph/Types.h"
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using namespace type_graph;
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namespace type_graph {
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class TypeGraph;
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} // namespace type_graph
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/*
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* TypeGraphParser
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*
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* Parses a textual type graph, as emitted by Printer.
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*/
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class TypeGraphParser {
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public:
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TypeGraphParser(TypeGraph& typeGraph) : typeGraph_(typeGraph) {
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}
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void parse(std::string_view input);
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private:
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TypeGraph& typeGraph_;
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std::unordered_map<NodeId, std::reference_wrapper<Type>> nodesById_;
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Type& parseType(std::string_view& input, size_t rootIndent);
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template <typename T>
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void parseParams(T& c, std::string_view& input, size_t rootIndent);
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void parseParents(Class& c, std::string_view& input, size_t rootIndent);
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void parseMembers(Class& c, std::string_view& input, size_t rootIndent);
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void parseFunctions(Class& c, std::string_view& input, size_t rootIndent);
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void parseChildren(Class& c, std::string_view& input, size_t rootIndent);
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};
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class TypeGraphParserError : public std::runtime_error {
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public:
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TypeGraphParserError(const std::string& msg) : std::runtime_error{msg} {
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}
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};
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