extract: fix styling

plugins/extract/_extract

@@ -4,5 +4,3 @@
 _arguments \
   '(-r --remove)'{-r,--remove}'[Remove archive.]' \
   "*::archive file:_files -g '(#i)*.(tar|tgz|tbz|tbz2|txz|tlz|gz|bz2|xz|lzma|Z|zip|ipsw|rar|7z|deb)(-.)'" && return 0
-
-

plugins/extract/extract.plugin.zsh

-# ------------------------------------------------------------------------------
-#          FILE:  extract.plugin.zsh
-#   DESCRIPTION:  oh-my-zsh plugin file.
-#        AUTHOR:  Sorin Ionescu (sorin.ionescu@gmail.com)
-#       VERSION:  1.0.1
-# ------------------------------------------------------------------------------
+alias x=extract
 
+extract() {
+	local remove_archive
+	local success
+	local file_name
+	local extract_dir
 
-function extract() {
-  local remove_archive
-  local success
-  local file_name
-  local extract_dir
+	if (( $# == 0 )); then
+		cat <<-'EOF' >&2
+			Usage: extract [-option] [file ...]
 
-  if (( $# == 0 )); then
-    echo "Usage: extract [-option] [file ...]"
-    echo
-    echo Options:
-    echo "    -r, --remove    Remove archive."
-    echo
-    echo "Report bugs to <sorin.ionescu@gmail.com>."
-  fi
+			Options:
+			    -r, --remove    Remove archive.
+		EOF
+	fi
 
-  remove_archive=1
-  if [[ "$1" == "-r" ]] || [[ "$1" == "--remove" ]]; then
-    remove_archive=0
-    shift
-  fi
+	remove_archive=1
+	if [[ "$1" == "-r" ]] || [[ "$1" == "--remove" ]]; then
+		remove_archive=0
+		shift
+	fi
 
-  while (( $# > 0 )); do
-    if [[ ! -f "$1" ]]; then
-      echo "extract: '$1' is not a valid file" 1>&2
-      shift
-      continue
-    fi
+	while (( $# > 0 )); do
+		if [[ ! -f "$1" ]]; then
+			echo "extract: '$1' is not a valid file" >&2
+			shift
+			continue
+		fi
 
-    success=0
-    file_name="$( basename "$1" )"
-    extract_dir="$( echo "$file_name" | sed "s/\.${1##*.}//g" )"
-    case "$1" in
-      (*.tar.gz|*.tgz) [ -z $commands[pigz] ] && tar zxvf "$1" || pigz -dc "$1" | tar xv ;;
-      (*.tar.bz2|*.tbz|*.tbz2) tar xvjf "$1" ;;
-      (*.tar.xz|*.txz) tar --xz --help &> /dev/null \
-        && tar --xz -xvf "$1" \
-        || xzcat "$1" | tar xvf - ;;
-      (*.tar.zma|*.tlz) tar --lzma --help &> /dev/null \
-        && tar --lzma -xvf "$1" \
-        || lzcat "$1" | tar xvf - ;;
-      (*.tar) tar xvf "$1" ;;
-      (*.gz) [ -z $commands[pigz] ] && gunzip "$1" || pigz -d "$1" ;;
-      (*.bz2) bunzip2 "$1" ;;
-      (*.xz) unxz "$1" ;;
-      (*.lzma) unlzma "$1" ;;
-      (*.Z) uncompress "$1" ;;
-      (*.zip|*.war|*.jar|*.sublime-package|*.ipsw|*.xpi|*.apk) unzip "$1" -d $extract_dir ;;
-      (*.rar) unrar x -ad "$1" ;;
-      (*.7z) 7za x "$1" ;;
-      (*.deb)
-        mkdir -p "$extract_dir/control"
-        mkdir -p "$extract_dir/data"
-        cd "$extract_dir"; ar vx "../${1}" > /dev/null
-        cd control; tar xzvf ../control.tar.gz
-        cd ../data; tar xzvf ../data.tar.gz
-        cd ..; rm *.tar.gz debian-binary
-        cd ..
-      ;;
-      (*)
-        echo "extract: '$1' cannot be extracted" 1>&2
-        success=1
-      ;;
-    esac
+		success=0
+		file_name="$( basename "$1" )"
+		extract_dir="$( echo "$file_name" | sed "s/\.${1##*.}//g" )"
+		case "$1" in
+			(*.tar.gz|*.tgz) (( $+commands[pigz] )) && { pigz -dc "$1" | tar xv } || tar zxvf "$1" ;;
+			(*.tar.bz2|*.tbz|*.tbz2) tar xvjf "$1" ;;
+			(*.tar.xz|*.txz)
+				tar --xz --help &> /dev/null \
+				&& tar --xz -xvf "$1" \
+				|| xzcat "$1" | tar xvf - ;;
+			(*.tar.zma|*.tlz)
+				tar --lzma --help &> /dev/null \
+				&& tar --lzma -xvf "$1" \
+				|| lzcat "$1" | tar xvf - ;;
+			(*.tar) tar xvf "$1" ;;
+			(*.gz) (( $+commands[pigz] )) && pigz -d "$1" || gunzip "$1" ;;
+			(*.bz2) bunzip2 "$1" ;;
+			(*.xz) unxz "$1" ;;
+			(*.lzma) unlzma "$1" ;;
+			(*.Z) uncompress "$1" ;;
+			(*.zip|*.war|*.jar|*.sublime-package|*.ipsw|*.xpi|*.apk) unzip "$1" -d $extract_dir ;;
+			(*.rar) unrar x -ad "$1" ;;
+			(*.7z) 7za x "$1" ;;
+			(*.deb)
+				mkdir -p "$extract_dir/control"
+				mkdir -p "$extract_dir/data"
+				cd "$extract_dir"; ar vx "../${1}" > /dev/null
+				cd control; tar xzvf ../control.tar.gz
+				cd ../data; tar xzvf ../data.tar.gz
+				cd ..; rm *.tar.gz debian-binary
+				cd ..
+			;;
+			(*)
+				echo "extract: '$1' cannot be extracted" >&2
+				success=1
+			;;
+		esac
 
-    (( success = $success > 0 ? $success : $? ))
-    (( $success == 0 )) && (( $remove_archive == 0 )) && rm "$1"
-    shift
-  done
+		(( success = $success > 0 ? $success : $? ))
+		(( $success == 0 )) && (( $remove_archive == 0 )) && rm "$1"
+		shift
+	done
 }
-
-alias x=extract
-