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add colorsystem detection

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Daylin Morgan 2024-09-26 16:32:55 -05:00
parent 5673b92863
commit c2bcfd1f73
Signed by: daylin
GPG key ID: 950D13E9719334AD
2 changed files with 20 additions and 4 deletions
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22
src/hwylterm/bbansi/utils.nim
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@ -6,6 +6,8 @@ import ./[styles, colors]
type type
BbMode* = enum BbMode* = enum
On, NoColor, Off On, NoColor, Off
ColorSystem = enum
TrueColor, EightBit, Standard, None
proc checkColorSupport(): BbMode = proc checkColorSupport(): BbMode =
when defined(bbansiOff): when defined(bbansiOff):
@ -13,14 +15,28 @@ proc checkColorSupport(): BbMode =
when defined(bbansiNoColor): when defined(bbansiNoColor):
return NoColor return NoColor
else: else:
if os.getEnv("HWYLTERM_FORCE_COLOR") != "": if getEnv("HWYLTERM_FORCE_COLOR") != "":
return On return On
if os.getEnv("NO_COLOR") != "": elif getEnv("NO_COLOR") != "":
return NoColor return NoColor
if not isatty(stdout): elif (getEnv("TERM") in ["dumb", "unknown"]) or not isatty(stdout):
return Off return Off
proc checkColorSystem(): ColorSystem =
let colorterm = getEnv("COLORTERM").strip().toLowerAscii()
if colorterm in ["truecolor", "24bit"]:
return TrueColor
let term = getEnv("TERM", "").strip().toLowerAscii()
let colors = term.split("-")[^1]
return
case colors:
of "kitty": EightBit
of "256color": EightBit
of "16color": Standard
else: Standard
let bbMode* = checkColorSupport() let bbMode* = checkColorSupport()
let colorSystem* = checkColorSystem()
func firstCapital(s: string): string = s.toLowerAscii().capitalizeAscii() func firstCapital(s: string): string = s.toLowerAscii().capitalizeAscii()
func normalizeStyle(style: string): string = style.replace("_","").capitalizeAscii() func normalizeStyle(style: string): string = style.replace("_","").capitalizeAscii()

2
todo.md
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@ -16,6 +16,6 @@
- [ ] add support for 256 and truecolors - [ ] add support for 256 and truecolors
- [ ] add support for rgb colors - [ ] add support for rgb colors
- [ ] modify 256 colors w/parser changes to be `"[color(9)]red"` instead of `[9]red` - [ ] modify 256 colors w/parser changes to be `"[color(9)]red"` instead of `[9]red`
- [ ] improve color detection [ref](https://github.com/Textualize/rich/blob/4101991898ee7a09fe1706daca24af5e1e054862/rich/console.py#L791) - [x] improve color detection [ref](https://github.com/Textualize/rich/blob/4101991898ee7a09fe1706daca24af5e1e054862/rich/console.py#L791)
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