From d066d470b5fcb6d4d87e35795ec42d47b8a6dd8f Mon Sep 17 00:00:00 2001 From: ruanyf Date: Thu, 12 Nov 2015 19:51:23 +0800 Subject: [PATCH] fix typo --- docs/spec.md | 60 ++++++++++++++++++++++++++-------------------------- 1 file changed, 30 insertions(+), 30 deletions(-) diff --git a/docs/spec.md b/docs/spec.md index 0b082b1..969acdf 100644 --- a/docs/spec.md +++ b/docs/spec.md @@ -49,12 +49,12 @@ ECMAScript 6规格的26章之中，第1章到第3章是对文件本身的介绍 > 1. If `Type(x)` is Number and `Type(y)` is String, > return the result of the comparison `x == ToNumber(y)`. > 1. If `Type(x)` is String and `Type(y)` is Number, -> return the result of the comparison ToNumber(x) == y. +> return the result of the comparison `ToNumber(x) == y`. > 1. If `Type(x)` is Boolean, return the result of the comparison `ToNumber(x) == y`. > 1. If `Type(y)` is Boolean, return the result of the comparison `x == ToNumber(y)`. > 1. If `Type(x)` is either String, Number, or Symbol and `Type(y)` is Object, then > return the result of the comparison `x == ToPrimitive(y)`. -> 1. If `Type(x)` is Object and `Type(y)` is either String, Number, or Symbol, then +> 1. If `Type(x)` is Object and `Type(y)` is either String, Number, or Symbol, then > return the result of the comparison `ToPrimitive(x) == y`. > 1. Return `false`. @@ -73,7 +73,7 @@ ECMAScript 6规格的26章之中，第1章到第3章是对文件本身的介绍 > 1. 如果`Type(x)`是对象，`Type(y)`是字符串或数值或`Symbol`值，返回`ToPrimitive(x) == y`的结果。 > 1. 返回`false`。 -由于`0`的类型是数值，`null`的类型是Null（这是规格[4.3.13小节](http://www.ecma-international.org/ecma-262/6.0/#sec-4.3.13)的规定，是内部Type运算的结果，跟`typeof`运算符无关）。因此上面的前11步运算步骤都得不到结果，要到第12步才能得到`false`。 +由于`0`的类型是数值，`null`的类型是Null（这是规格[4.3.13小节](http://www.ecma-international.org/ecma-262/6.0/#sec-4.3.13)的规定，是内部Type运算的结果，跟`typeof`运算符无关）。因此上面的前11步都得不到结果，要到第12步才能得到`false`。 ```javascript 0 == null // false @@ -139,27 +139,27 @@ a2.map(n => 1) // [, , ,] 后面的算法描述是这样的。 > 1. Let `O` be `ToObject(this value)`. -> 1. ReturnIfAbrupt(O). -> 1. Let len be ToLength(Get(O, "length")). -> 1. ReturnIfAbrupt(len). -> 1. If IsCallable(callbackfn) is false, throw a TypeError exception. -> 1. If thisArg was supplied, let T be thisArg; else let T be undefined. -> 1. Let A be ArraySpeciesCreate(O, len). -> 1. ReturnIfAbrupt(A). -> 1. Let k be 0. -> 1. Repeat, while k < len -> a. Let Pk be ToString(k). -> b. Let kPresent be HasProperty(O, Pk). -> c. ReturnIfAbrupt(kPresent). -> d. If kPresent is true, then -> d-1. Let kValue be Get(O, Pk). -> d-2. ReturnIfAbrupt(kValue). -> d-3. Let mappedValue be Call(callbackfn, T, «kValue, k, O»). -> d-4. ReturnIfAbrupt(mappedValue). -> d-5. Let status be CreateDataPropertyOrThrow (A, Pk, mappedValue). -> d-6. ReturnIfAbrupt(status). -> e. Increase k by 1. -> 1. Return A. +> 1. `ReturnIfAbrupt(O)`. +> 1. Let `len` be `ToLength(Get(O, "length"))`. +> 1. `ReturnIfAbrupt(len)`. +> 1. If `IsCallable(callbackfn)` is `false`, throw a TypeError exception. +> 1. If `thisArg` was supplied, let `T` be `thisArg`; else let `T` be `undefined`. +> 1. Let `A` be `ArraySpeciesCreate(O, len)`. +> 1. `ReturnIfAbrupt(A)`. +> 1. Let `k` be 0. +> 1. Repeat, while `k` < `len` +> a. Let `Pk` be `ToString(k)`. +> b. Let `kPresent` be `HasProperty(O, Pk)`. +> c. `ReturnIfAbrupt(kPresent)`. +> d. If `kPresent` is `true`, then +> d-1. Let `kValue` be `Get(O, Pk)`. +> d-2. `ReturnIfAbrupt(kValue)`. +> d-3. Let `mappedValue` be `Call(callbackfn, T, «kValue, k, O»)`. +> d-4. `ReturnIfAbrupt(mappedValue)`. +> d-5. Let `status` be `CreateDataPropertyOrThrow (A, Pk, mappedValue)`. +> d-6. `ReturnIfAbrupt(status)`. +> e. Increase `k` by 1. +> 1. Return `A`. 翻译如下。 @@ -177,12 +177,12 @@ a2.map(n => 1) // [, , ,] > b. 设定`kPresent`等于`HasProperty(O, Pk)`，即求当前数组有没有指定属性 > c. 如果报错就返回 > d. 如果`kPresent`等于`true`，则进行下面步骤 -> d-1. 设定`kValue`等于`Get(O, Pk)`，取出当前数组的指定属性 -> d-2. 如果报错就返回 -> d-3. 设定`mappedValue`等于`Call(callbackfn, T, «kValue, k, O»)`，即执行回调函数 -> d-4. 如果报错就返回 -> d-5. 设定`status`等于`CreateDataPropertyOrThrow (A, Pk, mappedValue)`，即将回调函数的值放入`A`数组的指定位置 -> d-6. 如果报错就返回 +> d-1. 设定`kValue`等于`Get(O, Pk)`，取出当前数组的指定属性 +> d-2. 如果报错就返回 +> d-3. 设定`mappedValue`等于`Call(callbackfn, T, «kValue, k, O»)`，即执行回调函数 +> d-4. 如果报错就返回 +> d-5. 设定`status`等于`CreateDataPropertyOrThrow (A, Pk, mappedValue)`，即将回调函数的值放入`A`数组的指定位置 +> d-6. 如果报错就返回 > e. `k`增加1 > 1. 返回`A`