From a7c5525133a381c982d5a184b5ca52e4b54f8a4b Mon Sep 17 00:00:00 2001
From: Ryo Nihei <nihei.dev@gmail.com>
Date: Sun, 2 May 2021 15:29:33 +0900
Subject: Fix parser to recognize property expressions in bracket expressions

---
 compiler/parser.go      |  3 +++
 compiler/parser_test.go | 11 +++++++++++
 2 files changed, 14 insertions(+)

(limited to 'compiler')

diff --git a/compiler/parser.go b/compiler/parser.go
index 7b50459..5b8c912 100644
--- a/compiler/parser.go
+++ b/compiler/parser.go
@@ -329,6 +329,9 @@ func (p *parser) parseBExpElem() astNode {
 	if p.consume(tokenKindCodePointLeader) {
 		return p.parseCodePoint()
 	}
+	if p.consume(tokenKindCharPropLeader) {
+		return p.parseCharProp()
+	}
 	left := p.parseNormalChar()
 	if left == nil {
 		return nil
diff --git a/compiler/parser_test.go b/compiler/parser_test.go
index 79f89ff..aca08ec 100644
--- a/compiler/parser_test.go
+++ b/compiler/parser_test.go
@@ -487,6 +487,17 @@ func TestParser_parse(t *testing.T) {
 				newEndMarkerNodeWithPos(1, endPos(3)),
 			),
 		},
+		{
+			pattern: "[\\u{004E}]",
+			ast: newConcatNode(
+				newSymbolNodeWithPos(byte('N'), symPos(1)),
+				newEndMarkerNodeWithPos(1, endPos(2)),
+			),
+		},
+		{
+			pattern:     "[\\p{Lu}]",
+			skipTestAST: true,
+		},
 		{
 			pattern:     "a[]",
 			syntaxError: synErrBExpNoElem,
-- 
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