Supports grammar for minits

[mohanson]

https://github.com/microsoft/TypeScript/blob/master/doc/spec.md

Types

• [ ] Primitive Types
  • [x] number(support signed 64): 0x10, 12
  • [x] boolean: true, false
  • [x] string: "Hello"
  • [x] void
  • [ ] null
  • [ ] * undefined
  • [x] enum: enum { a = 1, b, c }
• [ ] Object
  • [x] Array
  • [ ] Tuple

Expression

• [x] Assignment: let a: number = 1;, let a: number[] = [1, 2, 3]
• [x] Parentheses
• [x] Function Expressions
• [ ] Arrow Functions
• [ ] * Class Expressions
• [x] Function Calls
• [x] ++ / --
• [x] + / - / ~
• [x] !
• [ ] * typeof
• [x] +: number + number, string + string, eg.
• [x] *, /, %, –, <<, >>, >>>, &, ^, and | operators
• [x] <, >, <=, >=, ==, !=, ===, and !== operators
• [ ] * in
• [x] && and ||
• [x] The Conditional Operator: test ? expr1 : expr2
• [x] *=, /=, %=, +=, -=, <<=, >>=, >>>=, &=, ^=, |=
• [ ] Destructuring Assignment: [x, y] = [y, x];

Statements

• [x] Block
• [x] Variable Statements
• [x] Let and Const Declarations
• [x] If, Do, and While Statements
• [x] For Statements
• [ ] For-In Statements
• [x] For-Of Statements
• [x] Continue Statements
• [x] Break Statements
• [x] Return Statements
• [ ] With Statements
• [x] Switch Statements
• [ ] Throw Statements
• [ ] * Try Statements

Function

• [x] Function Declarations
• [x] Function Implementations

Interfaces

Class

• [ ] Class Declarations
• [ ] New class

Build in functions

• [ ] See: https://www.tutorialspoint.com/javascript/javascript_builtin_functions.htm

Extra

在实现 TS 的语法过程中可以先只支持 number 类型, 如果过早考虑其他类型会遇到大量类似 string + number = ? 这类的奇怪特性.

[mohanson]

@yejiayu

[yejiayu]

Throw 和 Try 要做，否则异常怎么抛到外部？难道用返回值吗？

[mohanson]

对的. Throw 和 Try 不是必须的.

[yejiayu]

这是 c 的做法吧。。。，最少也得支持 throw 才行

[mohanson]

这是 c 的做法吧。。。，最少也得支持 throw 才行

嗯, 可以. 已修改.

[orangemio]

我躺好了，坐等当小白鼠