Add zgenom clean

README.md

@@ -254,6 +254,12 @@ Pulls updates on every plugin repository and removes the init script.
 zgenom selfupdate
 ```
 
+#### Clean zgenom plugins
+
+```zsh
+zgenom clean
+```
+
 #### Watch files for modifications
 
 You can automate the process of running `zgenom reset` by specifying a list of
@@ -322,6 +328,7 @@ be disabled if you've already called `compinit` yourself before sourcing
 - compinit with custom flags wasn't working properly.
 - Update to `ohmyzsh/ohmyzsh`.
 - Implement the [Zsh Plugin Standard](https://zdharma.org/Zsh-100-Commits-Club/Zsh-Plugin-Standard.html).
+- Add `zgenom clean` to remove all unused plugins.
 
 ## Example .zshrc
 

functions/_zgen

@@ -15,12 +15,13 @@
 
 local -a _zgen_commands
 _zgen_commands=(
+    "bin:clone and add files to PATH"
+    "clean:remove all unused repositories"
     "clone:clone plugin from repository"
     "compile:compile files the given path"
     "completions:deprecated, please use load instead"
     "list:print init.zsh"
     "load:clone and load plugin"
-    "bin:clone and add files to PATH"
     "ohmyzsh:load ohmyzsh base"
     "prezto:load prezto base"
     "reset:delete the init.zsh script"

zgen.zsh

@@ -43,6 +43,10 @@ if [[ -z "${ZGENOM_LOADED}" ]]; then
     ZGENOM_LOADED=()
 fi
 
+if [[ -z "${ZGENOM_PLUGINS}" ]]; then
+    ZGENOM_PLUGINS=()
+fi
+
 if [[ -z "${zsh_loaded_plugins}" ]]; then
     typeset -ga zsh_loaded_plugins
 fi
@@ -146,6 +150,8 @@ zgen-clone() {
     local url="$(-zgen-get-clone-url ${repo})"
     local dir="$(-zgen-get-clone-dir ${repo} ${branch})"
 
+    ZGENOM_PLUGINS+=("${repo}/${branch:-___}")
+
     if [[ -d "${dir}" ]]; then
         return # Everything is fine!
     elif [[ -z "$branch" ]] && [[ -d "${dir%-___}-master" ]]; then
@@ -336,6 +342,8 @@ zgen-save() {
     -zginit "export PMSPEC=$PMSPEC"
     -zginit "export ZPFX=$ZPFX"
     -zginit ""
+    -zginit "ZGENOM_PLUGINS=(${(@qOa)ZGENOM_PLUGINS})"
+    -zginit ""
     -zginit "ZSH=$(-zgen-get-zsh)"
     if [[ ${ZGEN_USE_PREZTO} == 1 ]]; then
         -zginit ""
@@ -510,10 +518,7 @@ zgen-load() {
         local location="${dir}/${file}"
         location=${location%/}
 
-        # clone repo if not present
-        if [[ ! -d "${dir}" ]]; then
-            zgen-clone "${repo}" "${branch}"
-        fi
+        zgen-clone "${repo}" "${branch}"
     fi
 
     # source the file
@@ -581,7 +586,7 @@ zgen-loadall() {
 }
 
 -zgen-bin-dir() {
-    echo "$ZGEN_SOURCE/bin"
+    -zgputs "$ZGEN_SOURCE/bin"
 }
 -zgen-bin() {
     local file="${1}"
@@ -607,10 +612,7 @@ zgen-bin() {
     local name="${4}"
     local dir="$(-zgen-get-clone-dir ${repo} ${branch})"
 
-    # clone repo if not present
-    if [[ ! -d "${dir}" ]]; then
-        zgen-clone "${repo}" "${branch}"
-    fi
+    zgen-clone "${repo}" "${branch}"
 
     if [[ ! -d $(-zgen-bin-dir) ]]; then
         mkdir -p $(-zgen-bin-dir)
@@ -657,6 +659,18 @@ zgen-selfupdate() {
     fi
 }
 
+zgen-clean() {
+    local repo_dir
+    local repo
+    setopt localoptions nullglob
+    for repo_dir in $ZGEN_DIR/**/*/.git; do
+        repo="${${repo_dir#$ZGEN_DIR/}%/.git}"
+        if [[ ! ${ZGENOM_PLUGINS[@]} =~ $repo ]]; then
+            rm -drf "$repo_dir" && -zgputs "Removing $repo."
+        fi
+    done
+}
+
 # Backwards compatibilty for zgen
 zgen-oh-my-zsh() { zgen-ohmyzsh $@ }
 
@@ -702,10 +716,7 @@ zgen-pmodule() {
 
     local dir="$(-zgen-get-clone-dir ${repo} ${branch})"
 
-    # clone repo if not present
-    if [[ ! -d "${dir}" ]]; then
-        zgen-clone "${repo}" "${branch}"
-    fi
+    zgen-clone "${repo}" "${branch}"
 
     local module="${repo:t}"
     -zgen-prezto-load "'${module}'"
@@ -715,7 +726,7 @@ zgenom() {
     local cmd="${1}"
     if [[ -z "${cmd}" ]]; then
         -zgputs 'usage: `zgenom [command | instruction] [options]`'
-        -zgputs "    commands: list, saved, reset, clone, update, selfupdate, compile"
+        -zgputs "    commands: list, saved, reset, clone, update, selfupdate, clean, compile"
         -zgputs "    instructions: load, bin, ohmyzsh, pmodule, prezto, save, apply"
         return 1
     fi