feat: support using `minimal_init.lua` on windows (#1354)

* let `packpath` use the correct temp folder per platform
* use the appropriate path-separator per platform

1 files changed, 21 insertions, 4 deletions

diff --git a/test/minimal_init.lua b/test/minimal_init.lua
index fa9d0d94..39b17a98 100644
--- a/test/minimal_init.lua
+++ b/test/minimal_init.lua
@@ -1,8 +1,25 @@
+local on_windows = vim.loop.os_uname().version:match 'Windows'
+
+local function join_paths(...)
+  local path_sep = on_windows and '\\' or '/'
+  local result = table.concat({ ... }, path_sep)
+  return result
+end
+
 vim.cmd [[set runtimepath=$VIMRUNTIME]]
-vim.cmd [[set packpath=/tmp/nvim/site]]
 
-local package_root = '/tmp/nvim/site/pack'
-local install_path = package_root .. '/packer/start/packer.nvim'
+local temp_dir
+if on_windows then
+  temp_dir = vim.loop.os_getenv 'TEMP'
+else
+  temp_dir = '/tmp'
+end
+
+vim.cmd('set packpath=' .. join_paths(temp_dir, 'nvim', 'site'))
+
+local package_root = join_paths(temp_dir, 'nvim', 'site', 'pack')
+local install_path = join_paths(package_root, 'packer', 'start', 'packer.nvim')
+local compile_path = join_paths(install_path, 'plugin', 'packer_compiled.lua')
 
 local function load_plugins()
   require('packer').startup {
@@ -12,7 +29,7 @@ local function load_plugins()
     },
     config = {
       package_root = package_root,
-      compile_path = install_path .. '/plugin/packer_compiled.lua',
+      compile_path = compile_path,
     },
   }
 end