move ex function to separate extract script

.bashrc

@@ -113,31 +113,6 @@ shopt -s expand_aliases
 # Enable history appending instead of overwriting.  #139609
 shopt -s histappend
 
-#
-# # ex - archive extractor
-# # usage: ex <file>
-ex ()
-{
-  if [ -f $1 ] ; then
-    case $1 in
-      *.tar.bz2)   tar xjf $1   ;;
-      *.tar.gz)    tar xzf $1   ;;
-      *.bz2)       bunzip2 $1   ;;
-      *.rar)       unrar x $1     ;;
-      *.gz)        gunzip $1    ;;
-      *.tar)       tar xf $1    ;;
-      *.tbz2)      tar xjf $1   ;;
-      *.tgz)       tar xzf $1   ;;
-      *.zip)       unzip $1     ;;
-      *.Z)         uncompress $1;;
-      *.7z)        7z x $1      ;;
-      *)           echo "'$1' cannot be extracted via ex()" ;;
-    esac
-  else
-    echo "'$1' is not a valid file"
-  fi
-}
-
 bind '"\e[A": history-search-backward'
 bind '"\e[B": history-search-forward'
 shopt -s autocd

.local/bin/extract

@@ -0,0 +1,19 @@
+#!/bin/sh
+  if [ -f "$1" ] ; then
+    case $1 in
+      *.tar.bz2)   tar xjf $1   ;;
+      *.tar.gz)    tar xzf $1   ;;
+      *.bz2)       bunzip2 $1   ;;
+      *.rar)       unrar x $1     ;;
+      *.gz)        gunzip $1    ;;
+      *.tar)       tar xf $1    ;;
+      *.tbz2)      tar xjf $1   ;;
+      *.tgz)       tar xzf $1   ;;
+      *.zip)       unzip $1 -d "${1%.*}" ;;
+      *.Z)         uncompress $1;;
+      *.7z)        7z x $1      ;;
+      *)           echo "'$1' cannot be extracted via extract()" ;;
+    esac
+  else
+    echo "'$1' is not a valid file"
+  fi