@@ -43,47 +43,48 @@ colorEchoWithoutNewLine() {
4343 fi
4444}
4545
46- # if not directly run this script(use as lib), just export 2 helper functions, and do NOT print anything.
46+ # if source this script(use as lib), just export 2 helper functions, and do NOT print anything.
4747#
48- # if directly run this script, the length of array BASH_SOURCE is 1.
49- if (( ${ # BASH_SOURCE[@]} == 1 )) ; then
50- for style in 0 1 2 3 4 5 6 7 ; do
51- for fg in 30 31 32 33 34 35 36 37 ; do
52- for bg in 40 41 42 43 44 45 46 47 ; do
53- combination= " ${style} ; ${fg} ; ${bg} "
54- colorEchoWithoutNewLine " $combination " " $combination "
55- printf ' '
56- done
57- echo
48+ # if directly run this script, the length of array BASH_SOURCE is 1;
49+ # if source this script, the length of array BASH_SOURCE is grater than 1.
50+ (( ${ # BASH_SOURCE[@]} == 1 )) || return 0
51+ 52+ for style in 0 1 2 3 4 5 6 7 ; do
53+ for fg in 30 31 32 33 34 35 36 37 ; do
54+ for bg in 40 41 42 43 44 45 46 47 ; do
55+ combination= " ${style} ; ${fg} ; ${bg} "
56+ colorEchoWithoutNewLine " $combination " " $combination "
57+ printf ' '
5858 done
5959 echo
6060 done
61+ echo
62+ done
6163
62- echo ' Code sample to print color text:'
64+ echo ' Code sample to print color text:'
6365
64- printf %s ' echo -e "033円['
65- colorEchoWithoutNewLine ' 3;35;40' ' 1;36;41'
66- printf %s m
67- colorEchoWithoutNewLine ' 0;32;40' ' Sample Text'
68- printf ' %s\n' ' 033円[0m"'
66+ printf %s ' echo -e "033円['
67+ colorEchoWithoutNewLine ' 3;35;40' ' 1;36;41'
68+ printf %s m
69+ colorEchoWithoutNewLine ' 0;32;40' ' Sample Text'
70+ printf ' %s\n' ' 033円[0m"'
6971
70- printf %s " echo \$ '033円["
71- colorEchoWithoutNewLine ' 3;35;40' ' 1;36;41'
72- printf %s " m'\" "
73- colorEchoWithoutNewLine ' 0;32;40' ' Sample Text'
74- printf ' %s\n' " \" $'033円[0m'"
75- printf ' %s\n' " # NOTE: $'foo' is the escape sequence syntax of bash, safer escape"
72+ printf %s " echo \$ '033円["
73+ colorEchoWithoutNewLine ' 3;35;40' ' 1;36;41'
74+ printf %s " m'\" "
75+ colorEchoWithoutNewLine ' 0;32;40' ' Sample Text'
76+ printf ' %s\n' " \" $'033円[0m'"
77+ printf ' %s\n' " # NOTE: $'foo' is the escape sequence syntax of bash, safer escape"
7678
77- printf ' %s\n' ' Output of above code:'
78- printf %s ' '
79- colorEcho ' 1;36;41' ' Sample Text'
80- echo
81- echo ' If you are going crazy to write text in escapes string like me,'
82- echo ' you can use colorEcho and colorEchoWithoutNewLine function in this script.'
83- echo
84- echo ' Code sample to print color text:'
85- echo ' colorEcho "1;36;41" "Sample Text"'
86- echo ' Output of above code:'
87- echo -n ' '
88- colorEcho ' 1;36;41' ' Sample Text'
89- fi
79+ printf ' %s\n' ' Output of above code:'
80+ printf %s ' '
81+ colorEcho ' 1;36;41' ' Sample Text'
82+ echo
83+ echo ' If you are going crazy to write text in escapes string like me,'
84+ echo ' you can use colorEcho and colorEchoWithoutNewLine function in this script.'
85+ echo
86+ echo ' Code sample to print color text:'
87+ echo ' colorEcho "1;36;41" "Sample Text"'
88+ echo ' Output of above code:'
89+ echo -n ' '
90+ colorEcho ' 1;36;41' ' Sample Text'
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