From b87867e69e94d9784468a126f21c721446f080de Mon Sep 17 00:00:00 2001
From: erw7 <erw7.github@gmail.com>
Date: Sat, 11 Sep 2021 11:48:58 +0900
Subject: feat(lua): add proper support of luv threads

---
 runtime/lua/vim/_load_package.lua | 48 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 runtime/lua/vim/_load_package.lua

(limited to 'runtime/lua/vim')

diff --git a/runtime/lua/vim/_load_package.lua b/runtime/lua/vim/_load_package.lua
new file mode 100644
index 0000000000..3e346fb3f6
--- /dev/null
+++ b/runtime/lua/vim/_load_package.lua
@@ -0,0 +1,48 @@
+-- prevents luacheck from making lints for setting things on vim
+local vim = assert(vim)
+
+local pathtrails = {}
+vim._so_trails = {}
+for s in  (package.cpath..';'):gmatch('[^;]*;') do
+    s = s:sub(1, -2)  -- Strip trailing semicolon
+  -- Find out path patterns. pathtrail should contain something like
+  -- /?.so, \?.dll. This allows not to bother determining what correct
+  -- suffixes are.
+  local pathtrail = s:match('[/\\][^/\\]*%?.*$')
+  if pathtrail and not pathtrails[pathtrail] then
+    pathtrails[pathtrail] = true
+    table.insert(vim._so_trails, pathtrail)
+  end
+end
+
+function vim._load_package(name)
+  local basename = name:gsub('%.', '/')
+  local paths = {"lua/"..basename..".lua", "lua/"..basename.."/init.lua"}
+  local found = vim.api.nvim__get_runtime(paths, false, {is_lua=true})
+  if #found > 0 then
+    local f, err = loadfile(found[1])
+    return f or error(err)
+  end
+
+  local so_paths = {}
+  for _,trail in ipairs(vim._so_trails) do
+    local path = "lua"..trail:gsub('?', basename) -- so_trails contains a leading slash
+    table.insert(so_paths, path)
+  end
+
+  found = vim.api.nvim__get_runtime(so_paths, false, {is_lua=true})
+  if #found > 0 then
+    -- Making function name in Lua 5.1 (see src/loadlib.c:mkfuncname) is
+    -- a) strip prefix up to and including the first dash, if any
+    -- b) replace all dots by underscores
+    -- c) prepend "luaopen_"
+    -- So "foo-bar.baz" should result in "luaopen_bar_baz"
+    local dash = name:find("-", 1, true)
+    local modname = dash and name:sub(dash + 1) or name
+    local f, err = package.loadlib(found[1], "luaopen_"..modname:gsub("%.", "_"))
+    return f or error(err)
+  end
+  return nil
+end
+
+table.insert(package.loaders, 1, vim._load_package)
-- 
cgit 


From 850b3e19c9fc8d84d960e6932a9ad4f0bcad2a8e Mon Sep 17 00:00:00 2001
From: bfredl <bjorn.linse@gmail.com>
Date: Sat, 26 Feb 2022 11:03:39 +0100
Subject: refactor(lua): cleanup and docs for threads

---
 runtime/lua/vim/_load_package.lua | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'runtime/lua/vim')

diff --git a/runtime/lua/vim/_load_package.lua b/runtime/lua/vim/_load_package.lua
index 3e346fb3f6..525f603438 100644
--- a/runtime/lua/vim/_load_package.lua
+++ b/runtime/lua/vim/_load_package.lua
@@ -45,4 +45,5 @@ function vim._load_package(name)
   return nil
 end
 
-table.insert(package.loaders, 1, vim._load_package)
+-- Insert vim._load_package after the preloader at position 2
+table.insert(package.loaders, 2, vim._load_package)
-- 
cgit