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authorDaniel Friesel <derf@derf.homelinux.org>2009-03-22 20:52:42 +0100
committerDaniel Friesel <derf@derf.homelinux.org>2009-03-22 20:52:42 +0100
commit4a92d24137fe74ef91297d26ba8c221be68e1f2d (patch)
tree19980d07b15cc38d54b27139c6db3deeefdbf943
parent944446d709bcb4a0ca3e06478313f2fdd6d6dfc5 (diff)
beautified help function
-rwxr-xr-xetc/functions/help39
1 files changed, 29 insertions, 10 deletions
diff --git a/etc/functions/help b/etc/functions/help
index 1b338b2..9a08988 100755
--- a/etc/functions/help
+++ b/etc/functions/help
@@ -1,15 +1,34 @@
## vim:ft=zsh
## wrapper around man, finfo, etc
+typeset -a methods
+typeset method
+typeset -i found=0
-if man -w $1 &> /dev/null; then
- man $1
-elif whichf $1 &> /dev/null; then
- finfo $1
-elif (( ${+builtins[$1]} )); then
- man zshbuiltins | less -p " $1"
-elif [[ $commands[$1] != ${HOME}* ]] && check_com -c $1 && check_com -c apt-file; then
+methods=(man function builtin apt)
+
+function help_check_man { man -w $1 &> /dev/null }
+function help_check_function { whichf $1 &> /dev/null }
+function help_check_builtin { (( ${+builtins[$1]} )) }
+function help_check_apt {
+ [[ $commands[$1] != ${HOME}* ]] && check_com -c $1 && check_com -c apt-file
+}
+
+function help_show_man { man $1 }
+function help_show_function { finfo $1 }
+function help_show_builtin { man zshbuiltins | less -p " $1" }
+function help_show_apt {
apt-cache show ${(s/:/)$(apt-file search -F $commands[$1])[1]}
-else
- echo "Sorry, no clue." >&2
+}
+
+for method in $methods; {
+ if help_check_$method $1; then
+ help_show_$method $1
+ ((found++))
+ break
+ fi
+}
+
+if ((found == 0)) {
+ echo "Sorry, no clue." > /dev/stderr
return 1
-fi
+}