Add archive.plugin.zsh

plugins/archive/archive.plugin.zsh

@@ -0,0 +1,28 @@
+alias a=archive
+
+archive() {
+    if (( $# == 0 )); then
+        cat <<-'EOF' >&2
+            Usage: archive [file ...]
+		EOF
+    fi
+
+    while (( $# > 0 )); do
+        if [[ ! -f "$1" ]]; then
+            echo "archive: '$1' is not a valid file" >&2
+            shift
+            continue
+        fi
+
+		case "$1" in
+			(*.7z) 7z l "$1" ;;
+            (*.rar) unrar l "$1" ;;
+            (*.tar|*.tar.bz2|*.tar.gz|*.tar.lzma|*.tar.xz) tar tf "$1" ;;
+            (*.zip) unzip -l "$1" ;;
+            (*)
+                echo "archive: '$1' cannot be listed" >&2
+            ;;
+        esac
+        shift
+    done
+}