packages: allow installing with github 'user/repo'

README.md

@@ -86,11 +86,12 @@ Update Oh My Fish, all package repositories, and all installed packages.
 - For selective package update, list only the names of packages you wish to
   update. You may still include "omf" in the list to update the core as well.
 
-#### `omf install` _`[<name>|<url>]`_
+#### `omf install` _`[<name>|<url>|<user/repo>]`_
 
 Install one _or more_ packages.
 
 - You can install packages directly by URL via `omf install URL`
+- You can install packages from a GitHub repository via `omf install user/repo`
 - When called without arguments, install missing packages from [bundle](#dotfiles).
 
 #### `omf repositories` _`[list|add|remove]`_
@@ -107,7 +108,7 @@ Apply a theme. To list available themes, type `omf theme`. You can also [preview
 
 #### `omf remove` _`<name>`_
 
-Remove a theme or package.
+Remove a theme or package. If a package was installed via `user/repo`, use `repo` for `name`.
 
 > Packages can use uninstall hooks, so custom cleanup of resources can be done when uninstalling it. See [Uninstall](/docs/en-US/Packages.md#uninstall) for more information.
 

pkg/omf/functions/packages/omf.packages.install.fish

@@ -18,8 +18,12 @@ function omf.packages.install -a name_or_url
     set branch $props[3]
   else
     set name (omf.packages.name $name_or_url)
-    set url $name_or_url
     set branch ""
+    if string match -qi -r "^[a-z\d-]+/[a-z\d\-\._]+\$" $name_or_url
+      set url "https://github.com/$name_or_url"
+    else
+      set url $name_or_url
+    end
   end
 
   if contains -- $name (omf.packages.list)