fix: sort filter unexpectedly modifies original array, #475

2026-09-15 12:20:40 -07:00 · 2022-02-20 13:03:40 +08:00
parent ab5e245fba
commit dbc0497386
4 changed files with 8 additions and 2 deletions
@@ -138,6 +138,10 @@ describe('filters/array', function () {
      const c = { name: { first: 'Carol' } }
      return test(tpl, { arr: [b, c, a, c] }, 'Alice Bob Carol Carol')
    })
+    it('should not change the original array', () => {
+      const arr = ["one", "two", "three", "four", "five"]
+      return test("{{arr | sort}} {{arr}}", { arr }, 'fivefouronethreetwo onetwothreefourfive')
+    })
  })
  describe('uniq', function () {
    it('should uniq string list', function () {