From 1a9518ebe313f10091da92e73de76b4ab2f2d875 Mon Sep 17 00:00:00 2001
From: Ali Mohammad Pur <ali.mpfard@gmail.com>
Date: Sun, 11 Jul 2021 01:16:17 +0430
Subject: LibJS: Implement parsing and evaluation for AssignmentPatterns

e.g. `[...foo] = bar` can now be evaluated :^)
---
 Userland/Libraries/LibJS/SourceRange.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'Userland/Libraries/LibJS/SourceRange.h')

diff --git a/Userland/Libraries/LibJS/SourceRange.h b/Userland/Libraries/LibJS/SourceRange.h
index 936863ecc7..b92208dc32 100644
--- a/Userland/Libraries/LibJS/SourceRange.h
+++ b/Userland/Libraries/LibJS/SourceRange.h
@@ -13,9 +13,12 @@ namespace JS {
 struct Position {
     size_t line { 0 };
     size_t column { 0 };
+    size_t offset { 0 };
 };
 
 struct SourceRange {
+    [[nodiscard]] bool contains(Position const& position) const { return position.offset <= end.offset && position.offset >= start.offset; }
+
     StringView filename;
     Position start;
     Position end;
-- 
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