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Merge MVP features #1

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dominic merged 16 commits from prototype into master 2026-04-24 18:48:16 +00:00
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1 changed files with 21 additions and 1 deletions
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Parser/XnParser.cs
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@ -8,6 +8,8 @@ using XNeedle.Parser.Elements;
using Part = XNeedle.Parser.Elements.Part;
using XNeedle.Transformation;
using Rule = XNeedle.Transformation.Rule;
using System.Data;
using System.ComponentModel.DataAnnotations;
namespace XNeedle.Parser
{
@ -186,6 +188,24 @@ namespace XNeedle.Parser
public static CommentParser Comment = new CommentParser { Single = "#", NewLine = Environment.NewLine };
public static readonly Parser<Part> BangObject =
from c1 in Comment.SingleLineComment.Optional()
from bang in Parse.Char('!')
from name in Parse.AnyChar.Until(Parse.Char('('))
from bopen in Parse.Char('(')
from arguments in Argument.DelimitedBy(Parse.Char(',').Token())
from bclose in Parse.Char(')')
let ctx = new Context{XPathSelector = "//*."}
from ws1 in Parse.WhiteSpace.Many().Optional()
from open in Parse.Char('{')
from ws2 in Parse.WhiteSpace.Many().Optional()
from c2 in Comment.SingleLineComment.Optional()
from expressions in ExprPart(ctx).Or<Part>(Parse.Ref(() => RuleObject)).Or<Part>(Parse.Ref(() => BangObject)).DelimitedBy(Parse.Char(';').Token())
from tailingsemi in Parse.Char(';').Optional()
from ws3 in Parse.WhiteSpace.Many().Optional()
from close in Parse.Char('}')
select new Bang{Name = new string([.. name]), Arguments = arguments, Body = expressions};
public static readonly Parser<Part> RuleObject =
from c1 in Comment.SingleLineComment.Optional()
from selector in Selector(XPath).Token()
@ -194,7 +214,7 @@ namespace XNeedle.Parser
from open in Parse.Char('{')
from ws2 in Parse.WhiteSpace.Many().Optional()
from c2 in Comment.SingleLineComment.Optional()
from expressions in ExprPart(ctx).Or<Part>(Parse.Ref(() => RuleObject)).DelimitedBy(Parse.Char(';').Token())
from expressions in ExprPart(ctx).Or<Part>(Parse.Ref(() => RuleObject)).Or<Part>(Parse.Ref(() => BangObject)).DelimitedBy(Parse.Char(';').Token())
from tailingsemi in Parse.Char(';').Optional()
from ws3 in Parse.WhiteSpace.Many().Optional()
from close in Parse.Char('}')