/// <summary>
/// statement : EOL
/// | load_namespace EOL
/// | program_shorthand EOL
/// | declaration EOL
/// | expression EOL
/// | control
/// ;
/// </summary>
override public Shell.Types.IShellReturnable VisitStatement(ShellParser.StatementContext context)
{
var ctx_nsLoad = context.load_namespace();
var ctx_progExec = context.program_shorthand();
var ctx_decl = context.declaration();
var ctx_expr = context.expression();
var ctx_ctrl = context.control();
if (ctx_nsLoad != null)
{
return(VisitLoad_namespace(ctx_nsLoad));
}
else if (ctx_progExec != null)
{
return(VisitProgram_shorthand(ctx_progExec));
}
else if (ctx_decl != null)
{
return(VisitDeclaration(ctx_decl));
}
else if (ctx_expr != null)
{
var ret = VisitExpression(ctx_expr);
ret = Utility.GetReturnableValue(ret);
return(ret);
}
else if (ctx_ctrl != null)
{
return(VisitControl(ctx_ctrl));
}
return(defaultReturnValue);
}
/// <summary>
/// Visit a parse tree produced by <see cref="ShellParser.statement"/>.
/// <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([NotNull] ShellParser.StatementContext context)
{
return(VisitChildren(context));
}
