Update the-super-tiny-compiler.js

翻译一些注释
pull/85/head
HongJie Tao 4 months ago committed by GitHub
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@ -427,18 +427,24 @@
/** /**
* And that's it! That's all the different pieces of a compiler. * And that's it! That's all the different pieces of a compiler.
* 就是这样! 这就是编译器的所有不同部分
* *
* Now that isnt to say every compiler looks exactly like I described here. * Now that isnt to say every compiler looks exactly like I described here.
* Compilers serve many different purposes, and they might need more steps than * Compilers serve many different purposes, and they might need more steps than
* I have detailed. * I have detailed.
* * 这并不意味着每个编译器都与我这里描述的完全相同
* 编译器服务于许多不同的目的它们可能需要比我详细介绍的更多步骤
*
* But now you should have a general high-level idea of what most compilers look * But now you should have a general high-level idea of what most compilers look
* like. * like.
* 但现在您应该对大多数编译器的外观有了大致的了解
* *
* Now that Ive explained all of this, youre all good to go write your own * Now that Ive explained all of this, youre all good to go write your own
* compilers right? * compilers right?
* 在我解释了这一切之后您就可以开始编写自己的编译器了吗
* *
* Just kidding, that's what I'm here to help with :P * Just kidding, that's what I'm here to help with :P
* 开玩笑啦我就是来帮忙的 :P
* *
* So let's begin... * So let's begin...
*/ */
@ -447,21 +453,31 @@
* ============================================================================ * ============================================================================
* (/^▽^)/ * (/^▽^)/
* THE TOKENIZER! * THE TOKENIZER!
* 分词器
* ============================================================================ * ============================================================================
*/ */
/** /**
* We're gonna start off with our first phase of parsing, lexical analysis, with * We're gonna start off with our first phase of parsing, lexical analysis, with
* the tokenizer. * the tokenizer.
* * 我们将从解析的第一阶段即词法分析开始使用分词器
*
* We're just going to take our string of code and break it down into an array * We're just going to take our string of code and break it down into an array
* of tokens. * of tokens.
* * 我们只需要将代码字符串分解成一组令牌tokens的数组
*
* (add 2 (subtract 4 2)) => [{ type: 'paren', value: '(' }, ...] * (add 2 (subtract 4 2)) => [{ type: 'paren', value: '(' }, ...]
*
* 这里的例子是一个简单的表达式分词器会将其分解为多个令牌
* 每个令牌都有一个类型type和一个值value
* 在这个例子中第一个令牌是一个类型为 'paren' 的左括号 '('
* 后续令牌将代表 'add', 数字 '2', 'subtract', '4', '2' 直到右括号 ')' 为止
* 这样我们就得到了一个令牌数组可以用于后续的语法分析阶段
*/ */
// We start by accepting an input string of code, and we're gonna set up two // We start by accepting an input string of code, and we're gonna set up two
// things... // things...
// 我们开始接受一个输入的代码字符串,并且我们将设置两个东西...
function tokenizer(input) { function tokenizer(input) {
// A `current` variable for tracking our position in the code like a cursor. // A `current` variable for tracking our position in the code like a cursor.

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