1 files changed, 47 insertions, 0 deletions
diff --git a/lua/lsp/null-ls/services.lua b/lua/lsp/null-ls/services.lua
new file mode 100644
index 00000000..a1e3a06c
--- /dev/null
+++ b/lua/lsp/null-ls/services.lua
@@ -0,0 +1,47 @@
+local M = {}
+
+local function find_root_dir()
+  local util = require "lspconfig/util"
+  local lsp_utils = require "lsp.utils"
+
+  local status_ok, ts_client = lsp_utils.is_client_active "typescript"
+  if status_ok then
+    return ts_client.config.root_dir
+  end
+  local dirname = vim.fn.expand "%:p:h"
+  return util.root_pattern "package.json"(dirname)
+end
+
+local function from_node_modules(command)
+  local root_dir = find_root_dir()
+
+  if not root_dir then
+    return nil
+  end
+
+  return root_dir .. "/node_modules/.bin/" .. command
+end
+
+local local_providers = {
+  prettier = { find = from_node_modules },
+  prettierd = { find = from_node_modules },
+  prettier_d_slim = { find = from_node_modules },
+  eslint_d = { find = from_node_modules },
+  eslint = { find = from_node_modules },
+}
+
+function M.find_command(command)
+  if local_providers[command] then
+    local local_command = local_providers[command].find(command)
+    if local_command and vim.fn.executable(local_command) == 1 then
+      return local_command
+    end
+  end
+
+  if vim.fn.executable(command) == 1 then
+    return command
+  end
+  return nil
+end
+
+return M