kiss: explain log

2019-09-21 20:25:51 +03:00 · 2019-09-21 20:25:51 +03:00 · a74988ca1f
parent 6ad2c6e451
commit a74988ca1f
1 changed files with 5 additions and 0 deletions
--- a/5
+++ b/5
@ -14,6 +14,11 @@

 log() {
    # Print a message prettily.
+    # '\033[1;32m':     Set text to color '2' and make it bold.
+    # '\033[m':         Reset text formatting.
+    # '${3:-->}':       If the 3rd argument is missing, set prefix to '->'.
+    # '${2:+[1;33m}': If the 2nd argument exists, set the text style of '$1'.
+    # '${2:+[m}':     If the 2nd argument exists, reset text formatting.
    printf '\033[1;32m%s \033[m%s\033[m %s\n' \
           "${3:-->}" "${2:+[1;33m}$1${2:+[m}" "$2"
 }