Add zplugin to zsh steps (#265)

src/main.rs

@@ -314,6 +314,12 @@ fn run() -> Result<(), Error> {
                 || zsh::run_zplug(&base_dirs, run_type),
                 config.no_retry(),
             )?;
+            execute(
+                &mut report,
+                "zplugin",
+                || zsh::run_zplugin(&base_dirs, run_type),
+                config.no_retry(),
+            )?;
             execute(
                 &mut report,
                 "oh-my-zsh",

src/steps/zsh.rs

@@ -55,6 +55,24 @@ pub fn run_zplug(base_dirs: &BaseDirs, run_type: RunType) -> Result<(), Error> {
     run_type.execute(zsh).args(&["-c", cmd.as_str()]).check_run()
 }
 
+pub fn run_zplugin(base_dirs: &BaseDirs, run_type: RunType) -> Result<(), Error> {
+    let zsh = require("zsh")?;
+    let zshrc = zshrc(base_dirs).require()?;
+
+    env::var("ZPLGM[HOME_DIR]")
+        .map(PathBuf::from)
+        .unwrap_or_else(|_| base_dirs.home_dir().join(".zplugin"))
+        .require()?;
+
+    print_separator("zplugin");
+
+    let cmd = format!(
+        "source {} && zplugin self-update && zplugin update --all",
+        zshrc.display()
+    );
+    run_type.execute(zsh).args(&["-c", cmd.as_str()]).check_run()
+}
+
 pub fn run_oh_my_zsh(base_dirs: &BaseDirs, run_type: RunType) -> Result<(), Error> {
     let zsh = require("zsh")?;
     let zshrc = zshrc(base_dirs).require()?;