From 094c9a8921fb5f54a34d8cdcb924b5dbacd336d8 Mon Sep 17 00:00:00 2001
From: Charlie Stanton <charlie@shtanton.xyz>
Date: Fri, 26 Aug 2022 18:15:56 +0100
Subject: Adds a bunch of new path pattern features

- Bracketting in expressions
- OR with |
- Optional with ?
---
 main/lex.go | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'main/lex.go')

diff --git a/main/lex.go b/main/lex.go
index 6977f8a..fdb3b59 100644
--- a/main/lex.go
+++ b/main/lex.go
@@ -115,6 +115,8 @@ const (
 	TokenAt // @
 	TokenDot // .
 	TokenAst // *
+	TokenBar // |
+	TokenQuestion // ?
 	TokenPatternStringIndex // A string index in a pattern
 	TokenPatternIntegerIndex // An integer index in a pattern
 )
@@ -185,6 +187,18 @@ func lexCommand(l *lexer) stateFunc {
 		case '*':
 			l.emit(TokenAst)
 			return lexCommand
+		case '|':
+			l.emit(TokenBar)
+			return lexCommand
+		case '(':
+			l.emit(TokenLParen)
+			return lexCommand
+		case ')':
+			l.emit(TokenRParen)
+			return lexCommand
+		case '?':
+			l.emit(TokenQuestion)
+			return lexCommand
 		case '{':
 			l.emit(TokenLBrace)
 			return lexCommand
-- 
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