2d7795dfb9
No longer track "zero-width" chars in `SourceMap`, read directly from the line when calculating the `display_col` of a `BytePos`. Move `char_width` to `rustc_span` and use it from the emitter.
This change allows the following to properly align in terminals (depending on the font, the replaced control codepoints are rendered as 1 or 2 width, on my terminal they are rendered as 1, on VSCode text they are rendered as 2):
```
error: this file contains an unclosed delimiter
--> $DIR/issue-68629.rs:5:17
|
LL | ␜␟ts␀![{i
| -- unclosed delimiter
| |
| unclosed delimiter
LL | ␀␀ fn rݻoa>rݻm
| ^
```
22 lines
478 B
Plaintext
22 lines
478 B
Plaintext
error[E0758]: unterminated block comment
|
|
--> $DIR/unterminated-nested-comment.rs:1:1
|
|
|
|
|
LL | /*
|
|
| ^-
|
|
| |
|
|
| _unterminated block comment
|
|
| |
|
|
LL | | /* */
|
|
LL | | /*
|
|
| | --
|
|
| | |
|
|
| | ...as last nested comment starts here, maybe you want to close this instead?
|
|
LL | | */
|
|
| |_-^
|
|
| |
|
|
| ...and last nested comment terminates here.
|
|
|
|
error: aborting due to 1 previous error
|
|
|
|
For more information about this error, try `rustc --explain E0758`.
|