Update

src/symbols/factory.rs

@@ -54,7 +54,7 @@ impl<'b, C: 'b + CommandRunner, R: 'b + SymbolRunner> SymbolFactory<'b, C, R> {
     )).into_action(self.symbol_runner)
   }
 
-  fn get_php_fpm_pool_socket_path<'a>(&'a self, user_name: &'static str) -> String {
+  pub fn get_php_fpm_pool_socket_path<'a>(&'a self, user_name: &'static str) -> String {
     format!("/run/php/{}.sock", user_name)
   }
 

src/symbols/git/checkout.rs

@@ -51,8 +51,9 @@ impl<'a, C: CommandRunner> Symbol for GitCheckout<'a, C> {
       };
     }
     try!(self._run_in_target_repo(&["fetch", self.source, self.branch]));
-    let fetch_head = try!(self._run_in_target_repo(&["rev-parse", "FETCH_HEAD"]));
-    let head = try!(self._run_in_target_repo(&["rev-parse", "HEAD"]));
+    // git rev-list resolves tag objects
+    let fetch_head = try!(self._run_in_target_repo(&["rev-list", "-1", "FETCH_HEAD"]));
+    let head = try!(self._run_in_target_repo(&["rev-list", "-1", "HEAD"]));
     Ok(fetch_head == head)
   }
 

src/symbols/hook.rs

@@ -9,6 +9,7 @@ pub struct Hook<A, B> where A: Symbol, B: Symbol {
   b: B
 }
 
+// A and B are executed if either A or B are not reached
 impl<A, B> Hook<A, B> where A: Symbol, B: Symbol {
   pub fn new(a: A, b: B) -> Self {
     Hook { a: a, b: b }

src/symbols/owner.rs

@@ -34,7 +34,7 @@ impl<'a, C: CommandRunner, D> Symbol for Owner<'a, C, D> where D: AsRef<str> + f
   }
 
   fn execute(&self) -> Result<(), Box<Error>> {
-    self.command_runner.run_successfully("chown", &[self.user_name.borrow(), self.path.as_ref()])
+    self.command_runner.run_successfully("chown", &["-R", self.user_name.borrow(), self.path.as_ref()])
   }
 
   fn get_prerequisites(&self) -> Vec<Resource> {