/// <remark>
/// function : KW_FUN LPAREN (function_argument (SYM_COMMA function_argument)*)? RPAREN statement_block ;
/// function_argument : argument_type_specifier IDENTIFIER ;
/// </remark>
public UserDefinedLambda(ShellParser.FunctionContext ctx)
{
context = ctx;
statement_block = context.statement_block();
for (int i = 0; i < context.function_argument().Length; i++)
{
var arg = context.function_argument(i);
string name = arg.IDENTIFIER().GetText();
var token = Shell.Interpreter.Utility.GetTokenOfArgumentTypeSpecifier(arg.argument_type_specifier());
argList.Add(new Tuple <string, Specifier>(name, Shell.Interpreter.Utility.GetSpecifier(token)));
}
}
/// <summary>
/// Visit a parse tree produced by <see cref="ShellParser.statement_block"/>.
/// <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 VisitStatement_block([NotNull] ShellParser.Statement_blockContext context)
{
return(VisitChildren(context));
}
