Support nested AssignmentElements in Array AssignmentPatterns. Fixes #…

…614.
dop251 · Sep 27, 2024 · 241b342 · 241b342
1 parent e37b27f
commit 241b342
Show file tree

Hide file tree

Showing 2 changed files with 21 additions and 1 deletion.
diff --git a/compiler_test.go b/compiler_test.go
@@ -5866,6 +5866,26 @@ func TestFunctionBodyClassDecl(t *testing.T) {
  }
 }
 
+func TestNestedDestructArray(t *testing.T) {
+ const SCRIPT = `
+ var [
+ [ h = 0 ] = [ 0 ]
+ ] = [];
+ assert.sameValue(h, 0);
+
+ var [
+ [ h1 = 1 ] = []
+ ] = [];
+ assert.sameValue(h1, 1);
+
+ var [
+ [ h2 = 1 ] = []
+ ] = [ [ 2 ] ];
+ assert.sameValue(h2, 2);
+ `
+ testScriptWithTestLib(SCRIPT, _undefined, t)
+}
+
 /*
 func TestBabel(t *testing.T) {
  src, err := os.ReadFile("babel7.js")

diff --git a/parser/expression.go b/parser/expression.go
@@ -1461,7 +1461,7 @@ func (self *_parser) reinterpretAsArrayBindingPattern(left *ast.ArrayLiteral) as
  rest = self.reinterpretAsDestructBindingTarget(spread.Expression)
  value = value[:len(value)-1]
  } else {
- value[i] = self.reinterpretAsBindingElement(item)
+ value[i] = self.reinterpretAsAssignmentElement(item)
  }
  }
  return &ast.ArrayPattern{