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1d78004575
Add nightly-only theming support to rustc output using Unicode box drawing characters instead of ASCII-art to draw the terminal UI: After: ``` error: foo ╭▸ test.rs:3:3 │ 3 │ X0 Y0 Z0 │ ┌───╿──│──┘ │ ┌│───│──┘ │ ┏││━━━┙ │ ┃││ 4 │ ┃││ X1 Y1 Z1 5 │ ┃││ X2 Y2 Z2 │ ┃│└────╿──│──┘ `Z` label │ ┃└─────│──┤ │ ┗━━━━━━┥ `Y` is a good letter too │ `X` is a good letter ╰╴ note: bar ╭▸ test.rs:4:3 │ 4 │ ┏ X1 Y1 Z1 5 │ ┃ X2 Y2 Z2 6 │ ┃ X3 Y3 Z3 │ ┗━━━━━━━━━━┛ ├ note: bar ╰ note: baz note: qux ╭▸ test.rs:4:3 │ 4 │ X1 Y1 Z1 ╰╴ ━━━━━━━━ ``` Before: ``` error: foo --> test.rs:3:3 | 3 | X0 Y0 Z0 | ___^__-__- | |___|__| | ||___| | ||| 4 | ||| X1 Y1 Z1 5 | ||| X2 Y2 Z2 | |||____^__-__- `Z` label | ||_____|__| | |______| `Y` is a good letter too | `X` is a good letter | note: bar --> test.rs:4:3 | 4 | / X1 Y1 Z1 5 | | X2 Y2 Z2 6 | | X3 Y3 Z3 | |__________^ = note: bar = note: baz note: qux --> test.rs:4:3 | 4 | X1 Y1 Z1 | ^^^^^^^^ ``` |
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| .. | ||
| auxiliary | ||
| E0271.ascii.stderr | ||
| E0271.rs | ||
| E0271.unicode.stderr | ||
| flag-human.ascii.stderr | ||
| flag-human.rs | ||
| flag-human.unicode.stderr | ||
| flag-json.rs | ||
| flag-json.stderr | ||
| long-E0308.ascii.stderr | ||
| long-E0308.rs | ||
| long-E0308.unicode.stderr | ||
| non-1-width-unicode-multiline-label.ascii.stderr | ||
| non-1-width-unicode-multiline-label.rs | ||
| non-1-width-unicode-multiline-label.unicode.stderr | ||
| non-whitespace-trimming-2.ascii.stderr | ||
| non-whitespace-trimming-2.rs | ||
| non-whitespace-trimming-2.unicode.stderr | ||
| non-whitespace-trimming-unicode.rs | ||
| non-whitespace-trimming-unicode.stderr | ||
| non-whitespace-trimming.rs | ||
| non-whitespace-trimming.stderr | ||
| tab-column-numbers.rs | ||
| tab-column-numbers.stderr | ||
| tabs-trimming.rs | ||
| tabs-trimming.stderr | ||
| whitespace-trimming-2.rs | ||
| whitespace-trimming-2.stderr | ||
| whitespace-trimming.rs | ||
| whitespace-trimming.stderr | ||