77 lines
1.6 KiB
JavaScript
77 lines
1.6 KiB
JavaScript
'use strict';
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const _assert = require('assert');
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const util = require('util');
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const assert = function assert(ok, message) {
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return _assert(ok, message);
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};
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Object.setPrototypeOf(assert, _assert);
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assert.isBuffer = function isBuffer(value, message) {
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if (!Buffer.isBuffer(value)) {
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throw new assert.AssertionError({
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mesage: message,
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actual: typeOf(value),
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expected: 'buffer',
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operator: '===',
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stackStartFunction: isBuffer
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});
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}
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};
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assert.bufferEqual = function bufferEqual(actual, expected, message) {
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assert.isBuffer(actual, message);
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assert.isBuffer(expected, message);
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if (!actual.equals(expected)) {
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throw new assert.AssertionError({
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mesage: message,
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actual: actual.toString('hex'),
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expected: expected.toString('hex'),
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operator: '===',
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stackStartFunction: bufferEqual
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});
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}
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};
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assert.notBufferEqual = function notBufferEqual(actual, expected, message) {
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assert.isBuffer(actual, message);
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assert.isBuffer(expected, message);
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if (actual.equals(expected)) {
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throw new assert.AssertionError({
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mesage: message,
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actual: actual.toString('hex'),
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expected: expected.toString('hex'),
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operator: '!==',
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stackStartFunction: notBufferEqual
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});
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}
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};
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function typeOf(value) {
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if (value === null)
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return 'null';
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if (util.isDate(value))
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return 'date';
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if (util.isRegExp(value))
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return 'regexp';
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if (util.isError(value))
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return 'error';
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if (Array.isArray(value))
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return 'array';
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if (Buffer.isBuffer(value))
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return 'buffer';
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return typeof value;
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}
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module.exports = assert;
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