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lib: remove circular reference

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PR-URL: https://github.com/nodejs/node/pull/14885
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
This commit is contained in:
Ruben Bridgewater 2017-08-17 02:10:43 -03:00
parent 4ca8ff264f
commit 9aa709382a
No known key found for this signature in database
GPG Key ID: F07496B3EB3C1762
2 changed files with 11 additions and 26 deletions
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20
lib/assert.js
View File

@ -21,8 +21,7 @@
'use strict';
const { compare } = process.binding('buffer');
const util = require('util');
const { isSet, isMap } = process.binding('util');
const { isSet, isMap, isDate, isRegExp } = process.binding('util');
const { objectToString } = require('internal/util');
const errors = require('internal/errors');
@ -115,10 +114,9 @@ function areSimilarRegExps(a, b) {
}
// For small buffers it's faster to compare the buffer in a loop. The c++
// barrier including the Buffer.from operation takes the advantage of the faster
// compare otherwise. 300 was the number after which compare became faster.
// barrier including the Uint8Array operation takes the advantage of the faster
// binary compare otherwise. The break even point was at about 300 characters.
function areSimilarTypedArrays(a, b) {
const { from } = require('buffer').Buffer;
const len = a.byteLength;
if (len !== b.byteLength) {
return false;
@ -131,8 +129,8 @@ function areSimilarTypedArrays(a, b) {
}
return true;
}
return compare(from(a.buffer, a.byteOffset, len),
from(b.buffer, b.byteOffset, b.byteLength)) === 0;
return compare(new Uint8Array(a.buffer, a.byteOffset, len),
new Uint8Array(b.buffer, b.byteOffset, b.byteLength)) === 0;
}
function isFloatTypedArrayTag(tag) {
@ -186,11 +184,11 @@ function strictDeepEqual(actual, expected) {
// Skip testing the part below and continue in the callee function.
return;
}
if (util.isDate(actual)) {
if (isDate(actual)) {
if (actual.getTime() !== expected.getTime()) {
return false;
}
} else if (util.isRegExp(actual)) {
} else if (isRegExp(actual)) {
if (!areSimilarRegExps(actual, expected)) {
return false;
}
@ -219,10 +217,10 @@ function looseDeepEqual(actual, expected) {
if (expected === null || typeof expected !== 'object') {
return false;
}
if (util.isDate(actual) && util.isDate(expected)) {
if (isDate(actual) && isDate(expected)) {
return actual.getTime() === expected.getTime();
}
if (util.isRegExp(actual) && util.isRegExp(expected)) {
if (isRegExp(actual) && isRegExp(expected)) {
return areSimilarRegExps(actual, expected);
}
const actualTag = objectToString(actual);

17
lib/util.js
View File

@ -23,6 +23,7 @@
const errors = require('internal/errors');
const { TextDecoder, TextEncoder } = require('internal/encoding');
const { isBuffer } = require('buffer').Buffer;
const { errname } = process.binding('uv');
@ -1134,6 +1135,7 @@ module.exports = exports = {
inspect,
isArray: Array.isArray,
isBoolean,
isBuffer,
isNull,
isNullOrUndefined,
isNumber,
@ -1165,18 +1167,3 @@ module.exports = exports = {
'util.puts is deprecated. Use console.log instead.',
'DEP0027')
};
// Avoid a circular dependency
var isBuffer;
Object.defineProperty(exports, 'isBuffer', {
configurable: true,
enumerable: true,
get() {
if (!isBuffer)
isBuffer = require('buffer').Buffer.isBuffer;
return isBuffer;
},
set(val) {
isBuffer = val;
}
});