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Allow disabling colors via NO_COLOR environment variable

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Kevin van Zonneveld
2016-02-16 22:19:40 +01:00
parent 915f858d5e
commit d365e8dcea
5 changed files with 38 additions and 1 deletions
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3
main.sh
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@ -39,6 +39,7 @@ set -o pipefail
# Environment variables and their defaults
LOG_LEVEL="${LOG_LEVEL:-6}" # 7 = debug -> 0 = emergency
NO_COLOR="${NO_COLOR:-}" # true = disable color. otherwise autodetected
# Commandline options. This defines the usage page, and is used to parse cli
# opts & defaults from. The parsing is unforgiving so be precise in your syntax
@ -80,7 +81,7 @@ function _fmt () {
local color="${!colorvar:-$color_error}"
local color_reset="\x1b[0m"
if [[ "${TERM:-}" != "xterm"* ]] || [ -t 1 ]; then
if [ "${NO_COLOR}" = "true" ] || [[ "${TERM:-}" != "xterm"* ]] || [ -t 1 ]; then
# Don't use colors on pipes or non-recognized terminals
color=""; color_reset=""
fi