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/*
* Ensure Error .fileName, .lineNumber, and .stack are directly writable
* without having to use Object.defineProperty(). This matches Duktape
* 1.4.0 behavior.
*
* See: https://github.com/svaarala/duktape/pull/390.
*/
(function () {
var err = new Error('test');
err.fileName = 999;
if (err.fileName === 999) { return; } // already writable
Object.defineProperties(Error.prototype, {
fileName: { set: new Function('v', 'Object.defineProperty(this, "fileName", { value: v, writable: true, enumerable: false, configurable: true });') },
lineNumber: { set: new Function('v', 'Object.defineProperty(this, "lineNumber", { value: v, writable: true, enumerable: false, configurable: true });') },
stack: { set: new Function('v', 'Object.defineProperty(this, "stack", { value: v, writable: true, enumerable: false, configurable: true });') },
});
})();
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