added shell completions for push and bookmarks

src/arguments.rs

@@ -103,6 +103,9 @@ pub enum BookmarkAction {
 
     /// remove a bookmark by name `book remove <name>`
     remove(BookmarkSubArgs),
+
+    /// get bookmarknames for shell completions
+    names(EmptyArgs),
 }
 
 #[derive(Debug, Clone, Args)]

src/bookmarks.rs

@@ -128,6 +128,12 @@ impl Bookmarks {
         Ok(buffer)
     }
 
+    /// get bookmarknames as space separated values in one string (for shell completions)
+    pub fn get_bookmarknames(&self) -> String {
+        let mut names: Vec<String> = self.bookmarks.keys().cloned().collect();
+        names.join(" ")
+    }
+
     /// writes the bookmarks file
     fn write_bookmark_file(&self) -> Result<()> {
         let mut file_content = String::new();

src/main.rs

@@ -131,6 +131,7 @@ fn handle_bookmark(args: &BookmarkArgs, config: &Config, bookmarks: &mut Bookmar
             BookmarkAction::list(_) => list_bookmarks(config, bookmarks, output)?,
             BookmarkAction::add(args) => add_bookmarks(args, config, bookmarks, output)?,
             BookmarkAction::remove(args) => remove_bookmarks(args, config, bookmarks, output)?,
+            BookmarkAction::names(_) => println!("echo '{}'", bookmarks.get_bookmarknames()),
         };
     } else if args.name.is_some() { // handle `change to bookmark`
         let path = bookmarks.get_path_by_name(args.name.as_ref().unwrap())?;