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Show syntax lexer name in file view/blame (#21814)

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Show which Chroma Lexer is used to highlight the file in the file
header. It's useful for development to see what was detected, and I
think it's not bad info to have for the user:

<img width="233" alt="Screenshot 2022-11-14 at 22 31 16"
src="https://user-images.githubusercontent.com/115237/201770854-44933dfc-70a4-487c-8457-1bb3cc43ea62.png">
<img width="226" alt="Screenshot 2022-11-14 at 22 36 06"
src="https://user-images.githubusercontent.com/115237/201770856-9260ce6f-6c0f-442c-92b5-201e5b113188.png">
<img width="194" alt="Screenshot 2022-11-14 at 22 36 26"
src="https://user-images.githubusercontent.com/115237/201770857-6f56591b-80ea-42cc-8ea5-21b9156c018b.png">

Also, I improved the way this header overflows on small screens:

<img width="354" alt="Screenshot 2022-11-14 at 22 44 36"
src="https://user-images.githubusercontent.com/115237/201774828-2ddbcde1-da15-403f-bf7a-6248449fa2c5.png">

Co-authored-by: delvh <dev.lh@web.de>
Co-authored-by: Lauris BH <lauris@nix.lv>
Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: John Olheiser <john.olheiser@gmail.com>
This commit is contained in:
silverwind 2022-11-19 12:08:06 +01:00 • committed by GitHub
parent 044c754ea5
commit eec1c71880
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11 changed files with 132 additions and 72 deletions
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10
modules/util/util.go
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@ -186,13 +186,21 @@ func ToUpperASCII(s string) string {
return string(b)
}
var titleCaser = cases.Title(language.English)
var (
titleCaser = cases.Title(language.English)
titleCaserNoLower = cases.Title(language.English, cases.NoLower)
)
// ToTitleCase returns s with all english words capitalized
func ToTitleCase(s string) string {
return titleCaser.String(s)
}
// ToTitleCaseNoLower returns s with all english words capitalized without lowercasing
func ToTitleCaseNoLower(s string) string {
return titleCaserNoLower.String(s)
}
var (
whitespaceOnly = regexp.MustCompile("(?m)^[ \t]+$")
leadingWhitespace = regexp.MustCompile("(?m)(^[ \t]*)(?:[^ \t\n])")