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// |reftest| error:SyntaxError
// Copyright (C) 2019 Leo Balter. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: >
If the CoalesceExpressionHead is undefined or null, follow return the right-side value.
Otherwise, return the left-side value.
esid: sec-conditional-operator
info: |
ConditionalExpression :
ShortCircuitExpression
ShortCircuitExpression ? AssignmentExpression : AssignmentExpression
ShortCircuitExpression :
LogicalORExpression
CoalesceExpression
CoalesceExpression :
CoalesceExpressionHead ?? BitwiseORExpression
CoalesceExpressionHead :
CoalesceExpression
BitwiseORExpression
features: [coalesce-expression]
negative:
phase: early
type: SyntaxError
---*/
0 ?? 0 || true;
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