File: cgt.sh
   1 #!/bin/sh
   2 
   3 # The MIT License (MIT)
   4 #
   5 # Copyright (c) 2026 pacman64
   6 #
   7 # Permission is hereby granted, free of charge, to any person obtaining a copy
   8 # of this software and associated documentation files (the "Software"), to deal
   9 # in the Software without restriction, including without limitation the rights
  10 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  11 # copies of the Software, and to permit persons to whom the Software is
  12 # furnished to do so, subject to the following conditions:
  13 #
  14 # The above copyright notice and this permission notice shall be included in
  15 # all copies or substantial portions of the Software.
  16 #
  17 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  20 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  22 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23 # SOFTWARE.
  24 
  25 
  26 # cgt [extra options...] [go test args...]
  27 #
  28 # Colored Go Test runs `go test`, color-coding its results. For successful
  29 # tests, a colorblind-friendly blue is used instead of green if either
  30 # environment variable COLORBLIND or COLOR_BLIND is declared and set to 1.
  31 #
  32 # The extra options are, available both in single and double-dash versions
  33 #
  34 #   -h, -help    show this help message
  35 
  36 
  37 case "$1" in
  38     -h|--h|-help|--help)
  39         awk '/^# +cgt /, /^$/ { gsub(/^# ?/, ""); print }' "$0"
  40         exit 0
  41     ;;
  42 esac
  43 
  44 f='real %e    user %U    sys %S    mem %M    exit %x'
  45 
  46 /usr/bin/time -f "$f" go test "$@" | awk '
  47     BEGIN {
  48         # normal ok-style is green, colorblind-friendly ok-style is blue
  49         cb = ENVIRON["COLORBLIND"] != 0 || ENVIRON["COLOR_BLIND"] != 0
  50         ok_style = cb ? "\x1b[38;2;0;95;215m" : "\x1b[38;2;0;135;95m"
  51     }
  52 
  53     /^ok / { printf "%s%s\x1b[0m\n", ok_style, $0; fflush(); next }
  54     /^-* ?FAIL/ { printf "\x1b[38;2;204;0;0m%s\x1b[0m\n", $0; fflush(); next }
  55     /^\? / { printf "\x1b[38;2;168;168;168m%s\x1b[0m\n", $0; fflush(); next }
  56     { print; fflush() }
  57 '