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
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LL | ␜␟ts␀![{i
| -- unclosed delimiter
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| unclosed delimiter
LL | ␀␀ fn rݻoa>rݻm
| ^
```
51 lines
1.3 KiB
Plaintext
51 lines
1.3 KiB
Plaintext
error: unknown byte escape: `f`
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--> $DIR/byte-string-literals.rs:1:32
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LL | static FOO: &'static [u8] = b"\f";
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| ^ unknown byte escape
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= help: for more information, visit <https://doc.rust-lang.org/reference/tokens.html#literals>
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error: unknown byte escape: `f`
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--> $DIR/byte-string-literals.rs:4:8
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LL | b"\f";
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| ^ unknown byte escape
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= help: for more information, visit <https://doc.rust-lang.org/reference/tokens.html#literals>
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error: invalid character in numeric character escape: `Z`
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--> $DIR/byte-string-literals.rs:5:10
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LL | b"\x0Z";
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| ^ invalid character in numeric character escape
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error: non-ASCII character in byte string literal
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--> $DIR/byte-string-literals.rs:6:7
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LL | b"é";
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| ^ must be ASCII
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help: if you meant to use the unicode code point for 'é', use a \xHH escape
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LL | b"\xE9";
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| ~~~~
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error: non-ASCII character in raw byte string literal
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--> $DIR/byte-string-literals.rs:7:10
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LL | br##"é"##;
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| ^ must be ASCII
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error[E0766]: unterminated double quote byte string
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--> $DIR/byte-string-literals.rs:8:6
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LL | b"a
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| ______^
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LL | | }
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| |_^
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error: aborting due to 6 previous errors
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For more information about this error, try `rustc --explain E0766`.
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