diff options
Diffstat (limited to 'school/node_modules/deep-is')
-rw-r--r-- | school/node_modules/deep-is/.travis.yml | 5 | ||||
-rw-r--r-- | school/node_modules/deep-is/LICENSE | 22 | ||||
-rw-r--r-- | school/node_modules/deep-is/README.markdown | 70 | ||||
-rw-r--r-- | school/node_modules/deep-is/example/cmp.js | 11 | ||||
-rw-r--r-- | school/node_modules/deep-is/index.js | 102 | ||||
-rw-r--r-- | school/node_modules/deep-is/package.json | 58 | ||||
-rw-r--r-- | school/node_modules/deep-is/test/NaN.js | 16 | ||||
-rw-r--r-- | school/node_modules/deep-is/test/cmp.js | 23 | ||||
-rw-r--r-- | school/node_modules/deep-is/test/neg-vs-pos-0.js | 15 |
9 files changed, 322 insertions, 0 deletions
diff --git a/school/node_modules/deep-is/.travis.yml b/school/node_modules/deep-is/.travis.yml new file mode 100644 index 0000000..58f2371 --- /dev/null +++ b/school/node_modules/deep-is/.travis.yml @@ -0,0 +1,5 @@ +language: node_js +node_js: + - 0.6 + - 0.8 + - 0.10 diff --git a/school/node_modules/deep-is/LICENSE b/school/node_modules/deep-is/LICENSE new file mode 100644 index 0000000..c38f840 --- /dev/null +++ b/school/node_modules/deep-is/LICENSE @@ -0,0 +1,22 @@ +Copyright (c) 2012, 2013 Thorsten Lorenz <thlorenz@gmx.de> +Copyright (c) 2012 James Halliday <mail@substack.net> +Copyright (c) 2009 Thomas Robinson <280north.com> + +This software is released under the MIT license: + +Permission is hereby granted, free of charge, to any person obtaining a copy of +this software and associated documentation files (the "Software"), to deal in +the Software without restriction, including without limitation the rights to +use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of +the Software, and to permit persons to whom the Software is furnished to do so, +subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS +FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR +COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER +IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. diff --git a/school/node_modules/deep-is/README.markdown b/school/node_modules/deep-is/README.markdown new file mode 100644 index 0000000..eb69a83 --- /dev/null +++ b/school/node_modules/deep-is/README.markdown @@ -0,0 +1,70 @@ +deep-is +========== + +Node's `assert.deepEqual() algorithm` as a standalone module. Exactly like +[deep-equal](https://github.com/substack/node-deep-equal) except for the fact that `deepEqual(NaN, NaN) === true`. + +This module is around [5 times faster](https://gist.github.com/2790507) +than wrapping `assert.deepEqual()` in a `try/catch`. + +[![browser support](http://ci.testling.com/thlorenz/deep-is.png)](http://ci.testling.com/thlorenz/deep-is) + +[![build status](https://secure.travis-ci.org/thlorenz/deep-is.png)](http://travis-ci.org/thlorenz/deep-is) + +example +======= + +``` js +var equal = require('deep-is'); +console.dir([ + equal( + { a : [ 2, 3 ], b : [ 4 ] }, + { a : [ 2, 3 ], b : [ 4 ] } + ), + equal( + { x : 5, y : [6] }, + { x : 5, y : 6 } + ) +]); +``` + +methods +======= + +var deepIs = require('deep-is') + +deepIs(a, b) +--------------- + +Compare objects `a` and `b`, returning whether they are equal according to a +recursive equality algorithm. + +install +======= + +With [npm](http://npmjs.org) do: + +``` +npm install deep-is +``` + +test +==== + +With [npm](http://npmjs.org) do: + +``` +npm test +``` + +license +======= + +Copyright (c) 2012, 2013 Thorsten Lorenz <thlorenz@gmx.de> +Copyright (c) 2012 James Halliday <mail@substack.net> + +Derived largely from node's assert module, which has the copyright statement: + +Copyright (c) 2009 Thomas Robinson <280north.com> + +Released under the MIT license, see LICENSE for details. diff --git a/school/node_modules/deep-is/example/cmp.js b/school/node_modules/deep-is/example/cmp.js new file mode 100644 index 0000000..67014b8 --- /dev/null +++ b/school/node_modules/deep-is/example/cmp.js @@ -0,0 +1,11 @@ +var equal = require('../'); +console.dir([ + equal( + { a : [ 2, 3 ], b : [ 4 ] }, + { a : [ 2, 3 ], b : [ 4 ] } + ), + equal( + { x : 5, y : [6] }, + { x : 5, y : 6 } + ) +]); diff --git a/school/node_modules/deep-is/index.js b/school/node_modules/deep-is/index.js new file mode 100644 index 0000000..506fe27 --- /dev/null +++ b/school/node_modules/deep-is/index.js @@ -0,0 +1,102 @@ +var pSlice = Array.prototype.slice; +var Object_keys = typeof Object.keys === 'function' + ? Object.keys + : function (obj) { + var keys = []; + for (var key in obj) keys.push(key); + return keys; + } +; + +var deepEqual = module.exports = function (actual, expected) { + // enforce Object.is +0 !== -0 + if (actual === 0 && expected === 0) { + return areZerosEqual(actual, expected); + + // 7.1. All identical values are equivalent, as determined by ===. + } else if (actual === expected) { + return true; + + } else if (actual instanceof Date && expected instanceof Date) { + return actual.getTime() === expected.getTime(); + + } else if (isNumberNaN(actual)) { + return isNumberNaN(expected); + + // 7.3. Other pairs that do not both pass typeof value == 'object', + // equivalence is determined by ==. + } else if (typeof actual != 'object' && typeof expected != 'object') { + return actual == expected; + + // 7.4. For all other Object pairs, including Array objects, equivalence is + // determined by having the same number of owned properties (as verified + // with Object.prototype.hasOwnProperty.call), the same set of keys + // (although not necessarily the same order), equivalent values for every + // corresponding key, and an identical 'prototype' property. Note: this + // accounts for both named and indexed properties on Arrays. + } else { + return objEquiv(actual, expected); + } +}; + +function isUndefinedOrNull(value) { + return value === null || value === undefined; +} + +function isArguments(object) { + return Object.prototype.toString.call(object) == '[object Arguments]'; +} + +function isNumberNaN(value) { + // NaN === NaN -> false + return typeof value == 'number' && value !== value; +} + +function areZerosEqual(zeroA, zeroB) { + // (1 / +0|0) -> Infinity, but (1 / -0) -> -Infinity and (Infinity !== -Infinity) + return (1 / zeroA) === (1 / zeroB); +} + +function objEquiv(a, b) { + if (isUndefinedOrNull(a) || isUndefinedOrNull(b)) + return false; + + // an identical 'prototype' property. + if (a.prototype !== b.prototype) return false; + //~~~I've managed to break Object.keys through screwy arguments passing. + // Converting to array solves the problem. + if (isArguments(a)) { + if (!isArguments(b)) { + return false; + } + a = pSlice.call(a); + b = pSlice.call(b); + return deepEqual(a, b); + } + try { + var ka = Object_keys(a), + kb = Object_keys(b), + key, i; + } catch (e) {//happens when one is a string literal and the other isn't + return false; + } + // having the same number of owned properties (keys incorporates + // hasOwnProperty) + if (ka.length != kb.length) + return false; + //the same set of keys (although not necessarily the same order), + ka.sort(); + kb.sort(); + //~~~cheap key test + for (i = ka.length - 1; i >= 0; i--) { + if (ka[i] != kb[i]) + return false; + } + //equivalent values for every corresponding key, and + //~~~possibly expensive deep test + for (i = ka.length - 1; i >= 0; i--) { + key = ka[i]; + if (!deepEqual(a[key], b[key])) return false; + } + return true; +} diff --git a/school/node_modules/deep-is/package.json b/school/node_modules/deep-is/package.json new file mode 100644 index 0000000..dae72d7 --- /dev/null +++ b/school/node_modules/deep-is/package.json @@ -0,0 +1,58 @@ +{ + "name": "deep-is", + "version": "0.1.4", + "description": "node's assert.deepEqual algorithm except for NaN being equal to NaN", + "main": "index.js", + "directories": { + "lib": ".", + "example": "example", + "test": "test" + }, + "scripts": { + "test": "tape test/*.js" + }, + "devDependencies": { + "tape": "~1.0.2" + }, + "repository": { + "type": "git", + "url": "http://github.com/thlorenz/deep-is.git" + }, + "keywords": [ + "equality", + "equal", + "compare" + ], + "author": { + "name": "Thorsten Lorenz", + "email": "thlorenz@gmx.de", + "url": "http://thlorenz.com" + }, + "license": "MIT", + "testling": { + "files": "test/*.js", + "browsers": { + "ie": [ + 6, + 7, + 8, + 9 + ], + "ff": [ + 3.5, + 10, + 15 + ], + "chrome": [ + 10, + 22 + ], + "safari": [ + 5.1 + ], + "opera": [ + 12 + ] + } + } +} diff --git a/school/node_modules/deep-is/test/NaN.js b/school/node_modules/deep-is/test/NaN.js new file mode 100644 index 0000000..ddaa5a7 --- /dev/null +++ b/school/node_modules/deep-is/test/NaN.js @@ -0,0 +1,16 @@ +var test = require('tape'); +var equal = require('../'); + +test('NaN and 0 values', function (t) { + t.ok(equal(NaN, NaN)); + t.notOk(equal(0, NaN)); + t.ok(equal(0, 0)); + t.notOk(equal(0, 1)); + t.end(); +}); + + +test('nested NaN values', function (t) { + t.ok(equal([ NaN, 1, NaN ], [ NaN, 1, NaN ])); + t.end(); +}); diff --git a/school/node_modules/deep-is/test/cmp.js b/school/node_modules/deep-is/test/cmp.js new file mode 100644 index 0000000..3071013 --- /dev/null +++ b/school/node_modules/deep-is/test/cmp.js @@ -0,0 +1,23 @@ +var test = require('tape'); +var equal = require('../'); + +test('equal', function (t) { + t.ok(equal( + { a : [ 2, 3 ], b : [ 4 ] }, + { a : [ 2, 3 ], b : [ 4 ] } + )); + t.end(); +}); + +test('not equal', function (t) { + t.notOk(equal( + { x : 5, y : [6] }, + { x : 5, y : 6 } + )); + t.end(); +}); + +test('nested nulls', function (t) { + t.ok(equal([ null, null, null ], [ null, null, null ])); + t.end(); +}); diff --git a/school/node_modules/deep-is/test/neg-vs-pos-0.js b/school/node_modules/deep-is/test/neg-vs-pos-0.js new file mode 100644 index 0000000..ac26130 --- /dev/null +++ b/school/node_modules/deep-is/test/neg-vs-pos-0.js @@ -0,0 +1,15 @@ +var test = require('tape'); +var equal = require('../'); + +test('0 values', function (t) { + t.ok(equal( 0, 0), ' 0 === 0'); + t.ok(equal( 0, +0), ' 0 === +0'); + t.ok(equal(+0, +0), '+0 === +0'); + t.ok(equal(-0, -0), '-0 === -0'); + + t.notOk(equal(-0, 0), '-0 !== 0'); + t.notOk(equal(-0, +0), '-0 !== +0'); + + t.end(); +}); + |