1 files changed, 91 insertions, 0 deletions
diff --git a/lua/lvim/core/builtins/mason.lua b/lua/lvim/core/builtins/mason.lua
new file mode 100644
index 00000000..958b9e76
--- /dev/null
+++ b/lua/lvim/core/builtins/mason.lua
@@ -0,0 +1,91 @@
+local M = {}
+
+local join_paths = require("lvim.utils").join_paths
+
+function M.config()
+  lvim.builtin.mason = {
+    ui = {
+      border = "rounded",
+      keymaps = {
+        toggle_package_expand = "<CR>",
+        install_package = "i",
+        update_package = "u",
+        check_package_version = "c",
+        update_all_packages = "U",
+        check_outdated_packages = "C",
+        uninstall_package = "X",
+        cancel_installation = "<C-c>",
+        apply_language_filter = "<C-f>",
+      },
+    },
+
+    -- NOTE: should be available in $PATH
+    install_root_dir = join_paths(vim.fn.stdpath "data", "mason"),
+
+    -- NOTE: already handled in the bootstrap stage
+    PATH = "skip",
+
+    pip = {
+      -- These args will be added to `pip install` calls. Note that setting extra args might impact intended behavior
+      -- and is not recommended.
+      --
+      -- Example: { "--proxy", "https://proxyserver" }
+      install_args = {},
+    },
+
+    -- Controls to which degree logs are written to the log file. It's useful to set this to vim.log.levels.DEBUG when
+    -- debugging issues with package installations.
+    log_level = vim.log.levels.INFO,
+
+    -- Limit for the maximum amount of packages to be installed at the same time. Once this limit is reached, any further
+    -- packages that are requested to be installed will be put in a queue.
+    max_concurrent_installers = 4,
+
+    github = {
+      -- The template URL to use when downloading assets from GitHub.
+      -- The placeholders are the following (in order):
+      -- 1. The repository (e.g. "rust-lang/rust-analyzer")
+      -- 2. The release version (e.g. "v0.3.0")
+      -- 3. The asset name (e.g. "rust-analyzer-v0.3.0-x86_64-unknown-linux-gnu.tar.gz")
+      download_url_template = "https://github.com/%s/releases/download/%s/%s",
+    },
+  }
+end
+
+function M.get_prefix()
+  local default_prefix = join_paths(vim.fn.stdpath "data", "mason")
+  return vim.tbl_get(lvim.builtin, "mason", "install_root_dir") or default_prefix
+end
+
+---@param append boolean|nil whether to append to prepend to PATH
+local function add_to_path(append)
+  local p = join_paths(M.get_prefix(), "bin")
+  if vim.env.PATH:match(p) then
+    return
+  end
+  local string_separator = vim.loop.os_uname().version:match "Windows" and ";" or ":"
+  if append then
+    vim.env.PATH = vim.env.PATH .. string_separator .. p
+  else
+    vim.env.PATH = p .. string_separator .. vim.env.PATH
+  end
+end
+
+function M.bootstrap()
+  add_to_path()
+end
+
+function M.setup()
+  local status_ok, mason = pcall(reload, "mason")
+  if not status_ok then
+    return
+  end
+
+  add_to_path(lvim.builtin.mason.PATH == "append")
+
+  mason.setup(lvim.builtin.mason)
+
+  return mason
+end
+
+return M