Merge pull request #1164 from cbecker/add-stdlib-dir-option

Add stdlib dir option

Author: lukaszsamson

README.md

@@ -387,6 +387,7 @@ Below is a list of configuration options supported by the ElixirLS language serv
 <dt>elixirLS.enableTestLenses</dt><dd>Show code lenses to run tests in terminal.</dd>
 <dt>elixirLS.additionalWatchedExtensions</dt><dd>Additional file types capable of triggering a build on change</dd>
 <dt>elixirLS.languageServerOverridePath</dt><dd>Absolute path to an alternative ElixirLS release that will override the packaged release</dd>
+<dt>elixirLS.stdlibSrcDir</dt><dd>Path to Elixir's std lib source code. See [here](https://github.com/elixir-lsp/elixir_sense/pull/277) for more info</dd>
 </dl>
 
 ## Debug Adapter configuration options

apps/language_server/lib/language_server/server.ex

@@ -1864,6 +1864,11 @@ defmodule ElixirLS.LanguageServer.Server do
     mix_target = Map.get(settings, "mixTarget")
     project_dir = Map.get(settings, "projectDir")
     additional_watched_extensions = Map.get(settings, "additionalWatchedExtensions", [])
+    stdlib_src_dir = to_string(Map.get(settings, "stdlibSrcDir", ""))
+
+    if stdlib_src_dir != "" do
+      Application.put_env(:language_server, :elixir_src, stdlib_src_dir)
+    end
 
     state =
       state
@@ -1902,6 +1907,7 @@ defmodule ElixirLS.LanguageServer.Server do
         "elixir_ls.envVariables" => to_string(Map.get(settings, "envVariables", %{}) != %{}),
         "elixir_ls.mixEnv" => to_string(Map.get(settings, "mixEnv", "test")),
         "elixir_ls.mixTarget" => to_string(Map.get(settings, "mixTarget", "host")),
+        "elixir_ls.stdlibSrcDir" => stdlib_src_dir,
         "elixir_ls.dialyzerFormat" =>
           if(Map.get(settings, "dialyzerEnabled", true),
             do: Map.get(settings, "dialyzerFormat", "dialyxir_long"),