From 785a3f2d777627f39bed44f4ae7a0180d5184109 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Thu, 19 Oct 2023 16:37:47 -0400
Subject: tests: Refactor implementation into separate files

---
 tests/color.sh | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 tests/color.sh

(limited to 'tests/color.sh')

diff --git a/tests/color.sh b/tests/color.sh
new file mode 100644
index 0000000..0d6ef68
--- /dev/null
+++ b/tests/color.sh
@@ -0,0 +1,43 @@
+#!/hint/bash
+
+# Copyright © Tavian Barnes <tavianator@tavianator.com>
+# SPDX-License-Identifier: 0BSD
+
+## Colored output
+
+# Common escape sequences
+BLD=$'\e[01m'
+RED=$'\e[01;31m'
+GRN=$'\e[01;32m'
+YLW=$'\e[01;33m'
+BLU=$'\e[01;34m'
+MAG=$'\e[01;35m'
+CYN=$'\e[01;36m'
+RST=$'\e[0m'
+
+# Check if we should color output to the given fd
+color_fd() {
+    [ -z "${NO_COLOR:-}" ] && [ -t "$1" ]
+}
+
+# Cache the color status for std{out,err}
+color_fd 1 && COLOR_STDOUT=1 || COLOR_STDOUT=0
+color_fd 2 && COLOR_STDERR=1 || COLOR_STDERR=0
+
+# Save these in case the tests unset PATH
+CAT=$(command -v cat)
+SED=$(command -v sed)
+
+# Filter out escape sequences if necessary
+color() {
+    if color_fd 1; then
+        "$CAT"
+    else
+        "$SED" $'s/\e\\[[^m]*m//g'
+    fi
+}
+
+# printf with auto-detected color support
+cprintf() {
+    printf "$@" | color
+}
-- 
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