dotfiles

commit bb4100e2a95cf5c8723c5eed13acfd9cedef55e1
parent 2174fb5e346168402a9868db829a9c7dcce63a64
Author: Alex Balgavy <alex@balgavy.eu>
Date:   Fri,  7 May 2021 12:38:26 +0200

print-colors: rename & make POSIX compatible

Diffstat:
A
scripts/print-colors
 | 
18
++++++++++++++++++
D
scripts/tput-colors
 | 
25
-------------------------

2 files changed, 18 insertions(+), 25 deletions(-)
diff --git a/scripts/print-colors b/scripts/print-colors
@@ -0,0 +1,18 @@
+#!/bin/sh
+die() { printf '%s\n' "$1" >&2 && exit 1; }
+
+command -v tput > /dev/null 2>&1 || die "tput not installed."
+
+[ -z "$(printf '%s' "$1" | tr -d '0-9')" ] || die 'Usage: tput-colors [number]'
+# Print out 16 colors by default
+[ "$#" -eq 0 ] && set -- 16
+
+tput init >/dev/null 2>&1
+
+: $((i=0))
+while [ $((i < $1)) -ne 0 ]; do
+  case $i in 0) pref="(black)";; 1) pref="(red)";; 2) pref="(green)";; 3) pref="(yellow)";; 4) pref="(blue)";; 5) pref="(magenta)";; 6) pref="(cyan)";; 7) pref="(white)";; *) pref="";; esac
+  echo "$(tput sgr0)$i$pref $(tput setaf "$i")sample text"
+  i=$((i+1))
+done
+
diff --git a/scripts/tput-colors b/scripts/tput-colors
@@ -1,25 +0,0 @@
-#!/usr/bin/env bash
-if ! command -v tput &> /dev/null; then
-  echo "tput not installed."
-  exit 1
-fi
-
-if ! [[ "$1" =~ ^[0-9]+$ ]]; then
-  echo "Usage: tput-colors [number]"
-  exit 1
-fi
-tput init &> /dev/null
-hr() { tput sgr0; for ((i=0; i<$(tput cols); i++)); do echo -n "#"; done; echo; }
-hr
-echo "Colors for tput:"
-hr
-if [ $# -eq 0 ]; then
-  for ((i=1; i<=$(tput colors); i++)); do
-    echo "$(tput sgr0)$i $(tput setaf $i)sample text"
-  done
-else
-  for ((i=1; i<=$1; i++)); do
-    echo "$(tput sgr0)$i $(tput setaf $i)sample text"
-  done
-fi
-hr