Strict mode Failing
Expected no error, got SyntaxError: invalid statement encountered.
non-Strict mode Failing
Expected no error, got SyntaxError: invalid statement encountered.
Features:
- ∅
Expected no error, got SyntaxError: invalid statement encountered.
Expected no error, got SyntaxError: invalid statement encountered.
// This file was procedurally generated from the following sources:
// - src/arguments/args-trailing-comma-spread-operator.case
// - src/arguments/default/cls-decl-meth-static.template
/*---
description: A trailing comma should not increase the arguments.length, using spread args (static class declaration method)
esid: sec-arguments-exotic-objects
flags: [generated]
info: |
9.4.4 Arguments Exotic Objects
Most ECMAScript functions make an arguments object available to their code. Depending upon the
characteristics of the function definition, its arguments object is either an ordinary object
or an arguments exotic object.
Trailing comma in the arguments list
Left-Hand-Side Expressions
Arguments :
( )
( ArgumentList )
( ArgumentList , )
ArgumentList :
AssignmentExpression
... AssignmentExpression
ArgumentList , AssignmentExpression
ArgumentList , ... AssignmentExpression
---*/
var arr = [2, 3];
var callCount = 0;
class C {
static method() {
assert.sameValue(arguments.length, 4);
assert.sameValue(arguments[0], 42);
assert.sameValue(arguments[1], 1);
assert.sameValue(arguments[2], 2);
assert.sameValue(arguments[3], 3);
callCount = callCount + 1;
}
}
C.method(42, ...[1], ...arr,);
// Stores a reference `ref` for case evaluation
var ref = C.method;
assert.sameValue(callCount, 1, 'method invoked exactly once');