tree-sitter/src/compiler/compile.cc

58 lines
1.8 KiB
C++

#include "tree_sitter/compiler.h"
#include "compiler/prepare_grammar/prepare_grammar.h"
#include "compiler/build_tables/parse_table_builder.h"
#include "compiler/generate_code/c_code.h"
#include "compiler/syntax_grammar.h"
#include "compiler/log.h"
#include "compiler/lexical_grammar.h"
#include "compiler/parse_grammar.h"
#include "json.h"
namespace tree_sitter {
using std::move;
using std::pair;
using std::string;
using std::vector;
using std::get;
using std::make_tuple;
extern "C" TSCompileResult ts_compile_grammar(const char *input, FILE *log_file) {
set_log_file(log_file);
ParseGrammarResult parse_result = parse_grammar(string(input));
if (!parse_result.error_message.empty()) {
return { nullptr, strdup(parse_result.error_message.c_str()),
TSCompileErrorTypeInvalidGrammar };
}
auto prepare_grammar_result = prepare_grammar::prepare_grammar(parse_result.grammar);
SyntaxGrammar &syntax_grammar = get<0>(prepare_grammar_result);
LexicalGrammar &lexical_grammar = get<1>(prepare_grammar_result);
CompileError error = get<2>(prepare_grammar_result);
if (error.type) {
return {nullptr, strdup(error.message.c_str()), error.type};
}
auto builder = build_tables::ParseTableBuilder::create(syntax_grammar, lexical_grammar);
auto build_tables_result = builder->build();
error = build_tables_result.error;
if (error.type != 0) {
return {nullptr, strdup(error.message.c_str()), error.type};
}
string code = generate_code::c_code(
parse_result.name,
move(build_tables_result.parse_table),
move(build_tables_result.main_lex_table),
move(build_tables_result.keyword_lex_table),
build_tables_result.keyword_capture_token,
move(syntax_grammar),
move(lexical_grammar)
);
set_log_file(nullptr);
return { strdup(code.c_str()), nullptr, TSCompileErrorTypeNone };
}
} // namespace tree_sitter