bug#61626: 29.0.60; The indentation of switch case is broken on typescript-ts-mode and tsx-ts-mode

[Yuan Fu]

Eason Huang <aqua0210@foxmail.com> writes:

> Hello Theodor and Emacs dev team,
>
> Recently I found that the indentation is broken in typescript-ts-mode
> and tsx-ts-mode. When I press RET (M-x newline) after the ':' in the
> case clause, it will always indent to the the same position of previouse line.
>
> For example:
> In typescript-ts-mode and tsx-ts-mode will get this result as below:
>
> ```
> let day: number = 1;
>
> switch (day) {
> case 0:
> console.log("It is a Sunday.");
> break;
> case 1:
> console.log("It is a Monday.");
> break;
> default:
> console.log("No such day exists!");
> break;
> }
> ```
> expected:
>
> ```
> let day: number = 1;
>
> switch (day) {
> case 0:
>   console.log("It is a Sunday.");
>   break;
> case 1:
>   console.log("It is a Monday.");
>   break;
> default:
>   console.log("No such day exists!");
> break;
> }
> ```
>
> steps to reprodue:
>
> 1. start emacs with `emacs -Q`
> 2. C-x C-f ~/test.tsx to open a test.tsx
> 3. M-x typescript-ts-mode
> 4. input the exmaple code mentioned above
> 5. you will see the result.

The following patch should fix this, Theo, WDYT?

Yuan

switch-case.patch
Description: Binary data