Examples with DiagramLexerGrammar org.finos.legend.engine.language.pure.grammar.from.antlr4.DiagramLexerGrammar used on opensource projects

Example 1 with DiagramLexerGrammar

use of org.finos.legend.engine.language.pure.grammar.from.antlr4.DiagramLexerGrammar in project legend-engine by finos.

the class DiagramParserExtension method getDiagramParserInfo.

private static SourceCodeParserInfo getDiagramParserInfo(SectionSourceCode sectionSourceCode) {
    CharStream input = CharStreams.fromString(sectionSourceCode.code);
    ParserErrorListener errorListener = new ParserErrorListener(sectionSourceCode.walkerSourceInformation);
    DiagramLexerGrammar lexer = new DiagramLexerGrammar(input);
    lexer.removeErrorListeners();
    lexer.addErrorListener(errorListener);
    DiagramParserGrammar parser = new DiagramParserGrammar(new CommonTokenStream(lexer));
    parser.removeErrorListeners();
    parser.addErrorListener(errorListener);
    return new SourceCodeParserInfo(sectionSourceCode.code, input, sectionSourceCode.sourceInformation, sectionSourceCode.walkerSourceInformation, lexer, parser, parser.definition());
}