public override double VisitCompileUnit(ExcelApplicationParser.CompileUnitContext context) { string expression = context.GetText(); var indexOf = expression.IndexOf('<'); if (indexOf > 0) { expression = expression.Substring(0, indexOf); } var lParen = expression.Count(x => x == '('); var rParen = expression.Count(x => x == ')'); if (lParen != rParen) { throw new Exception("Invalid expression"); } return(Visit(context.expression())); }
/// <summary> /// Visit a parse tree produced by <see cref="ExcelApplicationParser.compileUnit"/>. /// <para> /// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/> /// on <paramref name="context"/>. /// </para> /// </summary> /// <param name="context">The parse tree.</param> /// <return>The visitor result.</return> public virtual Result VisitCompileUnit([NotNull] ExcelApplicationParser.CompileUnitContext context) { return(VisitChildren(context)); }
/// <summary> /// Exit a parse tree produced by <see cref="ExcelApplicationParser.compileUnit"/>. /// <para>The default implementation does nothing.</para> /// </summary> /// <param name="context">The parse tree.</param> public virtual void ExitCompileUnit([NotNull] ExcelApplicationParser.CompileUnitContext context) { }
public override double VisitCompileUnit(ExcelApplicationParser.CompileUnitContext context) { return(Visit(context.expression())); }