From 1c3b80d0411e9a2a3594bde92ccecb8908402bf7 Mon Sep 17 00:00:00 2001
From: Christian Chiarulli <chris.machine@pm.me>
Date: Sun, 25 Jul 2021 00:13:35 -0400
Subject: implement language overrides (#1081)

Co-authored-by: Chris <chris@macbook.local>
---
 lua/lsp/init.lua    | 35 ++++++++++++++++++++++++++++++++++-
 lua/lsp/null-ls.lua |  1 +
 2 files changed, 35 insertions(+), 1 deletion(-)

(limited to 'lua/lsp')

diff --git a/lua/lsp/init.lua b/lua/lsp/init.lua
index b0511f0e..3f61a1e0 100644
--- a/lua/lsp/init.lua
+++ b/lua/lsp/init.lua
@@ -272,13 +272,46 @@ require("lv-utils").define_augroups {
   },
 }
 
+local function is_table(t)
+  return type(t) == "table"
+end
+
+local function is_string(t)
+  return type(t) == "string"
+end
+
+local function has_value(tab, val)
+  for index, value in ipairs(tab) do
+    if value == val then
+      return true
+    end
+  end
+
+  return false
+end
+
 function lsp_config.setup(lang)
-  lang_server = lvim.lang[lang].lsp
+  local lang_server = lvim.lang[lang].lsp
   require("lsp.null-ls").setup "python"
   local provider = lang_server.provider
   if require("lv-utils").check_lsp_client_active(provider) then
     return
   end
+
+  local overrides = lvim.lsp.override
+
+  if is_table(overrides) then
+    if has_value(overrides, lang) then
+      return
+    end
+  end
+
+  if is_string(overrides) then
+    if overrides == lang then
+      return
+    end
+  end
+
   require("lspconfig")[provider].setup(lang_server.setup)
   require("lsp.null-ls").setup(lang)
 end
diff --git a/lua/lsp/null-ls.lua b/lua/lsp/null-ls.lua
index 43d4400a..099a6dc1 100644
--- a/lua/lsp/null-ls.lua
+++ b/lua/lsp/null-ls.lua
@@ -45,6 +45,7 @@ local function setup_ls(exe, type)
 end
 
 local function setup(filetype, type)
+  local executables = nil
   if type == "diagnostics" then
     executables = lvim.lang[filetype].linters
   end
-- 
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