From 6daa74748ff63efcf24fb66112412c03df08be72 Mon Sep 17 00:00:00 2001
From: William Boman <william@redwill.se>
Date: Sat, 30 May 2026 15:52:15 +0200
Subject: refactor(fs): implement mkdirp natively via libuv (#2100)

---
 lua/mason-core/fs.lua                                 | 16 ++++++++++------
 lua/mason-core/installer/context/InstallContextFs.lua |  2 +-
 lua/mason-core/installer/linker.lua                   |  2 +-
 lua/mason-registry/sources/github.lua                 |  2 +-
 4 files changed, 13 insertions(+), 9 deletions(-)

(limited to 'lua')

diff --git a/lua/mason-core/fs.lua b/lua/mason-core/fs.lua
index 5decd3ca..597ba3fa 100644
--- a/lua/mason-core/fs.lua
+++ b/lua/mason-core/fs.lua
@@ -1,5 +1,5 @@
 local Path = require "mason-core.path"
-local a = require "mason-core.async"
+local _ = require "mason-core.functional"
 local log = require "mason-core.log"
 local settings = require "mason.settings"
 
@@ -123,12 +123,16 @@ local function make_module(uv)
     ---@param path string
     function M.mkdirp(path)
         log.debug("fs: mkdirp", path)
-        if vim.in_fast_event() then
-            a.scheduler()
+        local normalized_path = vim.fs.normalize(path)
+        local path_components = vim.split(normalized_path, "/", { plain = true })
+        if vim.fn.has "win32" ~= 1 then
+            path_components[1] = "/"
         end
-        if vim.fn.mkdir(path, "p") ~= 1 then
-            log.debug "fs: mkdirp failed"
-            error(("mkdirp: Could not create directory %q."):format(path))
+        for i = 1, #path_components, 1 do
+            local current_path = vim.fs.joinpath(unpack(_.take(i, path_components)))
+            if not M.dir_exists(current_path) then
+                M.mkdir(current_path)
+            end
         end
     end
 
diff --git a/lua/mason-core/installer/context/InstallContextFs.lua b/lua/mason-core/installer/context/InstallContextFs.lua
index c473c0a9..a36d8410 100644
--- a/lua/mason-core/installer/context/InstallContextFs.lua
+++ b/lua/mason-core/installer/context/InstallContextFs.lua
@@ -76,7 +76,7 @@ end
 ---@async
 ---@param dir_path string
 function InstallContextFs:mkdirp(dir_path)
-    return fs.async.mkdirp(path.concat { self.cwd:get(), dir_path })
+    return fs.sync.mkdirp(path.concat { self.cwd:get(), dir_path })
 end
 
 ---@async
diff --git a/lua/mason-core/installer/linker.lua b/lua/mason-core/installer/linker.lua
index 415f61eb..7fff6d89 100644
--- a/lua/mason-core/installer/linker.lua
+++ b/lua/mason-core/installer/linker.lua
@@ -122,7 +122,7 @@ local function link(context, link_context, link_fn)
             a.scheduler()
             local dir = vim.fn.fnamemodify(new_abs_path, ":h")
             if not fs.async.dir_exists(dir) then
-                try(Result.pcall(fs.async.mkdirp, dir))
+                try(Result.pcall(fs.sync.mkdirp, dir))
             end
 
             -- 2. Ensure source file exists and target doesn't yet exist OR if --force unlink target if it already
diff --git a/lua/mason-registry/sources/github.lua b/lua/mason-registry/sources/github.lua
index 7b650ae8..73c9d285 100644
--- a/lua/mason-registry/sources/github.lua
+++ b/lua/mason-registry/sources/github.lua
@@ -95,7 +95,7 @@ function GitHubRegistrySource:install()
 
         if not fs.async.dir_exists(self.root_dir) then
             log.debug("Creating registry directory", self)
-            try(Result.pcall(fs.async.mkdirp, self.root_dir))
+            try(Result.pcall(fs.sync.mkdirp, self.root_dir))
         end
 
         if version == nil then
-- 
cgit v1.3.1