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• [DIR] ..
• [FILE] index.js
• [DIR] non-v8
• [FILE] prepareStackTrace.js
• [FILE] unsupported.js
• [FILE] v8.js

Просмотр файла: unsupported.js

var cache = require("u3").cache,
    prepareStackTrace = require("./prepareStackTrace");

module.exports = function () {

    Error.captureStackTrace = function (throwable, terminator) {
        Object.defineProperties(throwable, {
            stack: {
                configurable: true,
                get: cache(function () {
                    return (Error.prepareStackTrace || prepareStackTrace)(throwable, []);
                })
            },
            cachedStack: {
                configurable: true,
                writable: true,
                enumerable: false,
                value: true
            }
        });
    };

    Error.getStackTrace = function (throwable) {
        if (throwable.cachedStack)
            return throwable.stack;
        var stack = (Error.prepareStackTrace || prepareStackTrace)(throwable, []);
        try {
            Object.defineProperties(throwable, {
                stack: {
                    configurable: true,
                    writable: true,
                    enumerable: false,
                    value: stack
                },
                cachedStack: {
                    configurable: true,
                    writable: true,
                    enumerable: false,
                    value: true
                }
            });
        } catch (nonConfigurableError) {
        }
        return stack;
    };

    return {
        prepareStackTrace: prepareStackTrace
    };
};

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