From b9015658d092fb7e6c7319802c9bf6a66ba1d297 Mon Sep 17 00:00:00 2001
From: "Vito G. Graffagnino" <vito@graffagnino.xyz>
Date: Sat, 4 Jun 2022 20:47:17 +0100
Subject: Created after/ftplugin directory and lua.lua file to allow lua
 directory to be recognised by the gf command.

---
 lua/user/lua.lua | 77 --------------------------------------------------------
 1 file changed, 77 deletions(-)
 delete mode 100644 lua/user/lua.lua

(limited to 'lua/user/lua.lua')

diff --git a/lua/user/lua.lua b/lua/user/lua.lua
deleted file mode 100644
index a37b3e7..0000000
--- a/lua/user/lua.lua
+++ /dev/null
@@ -1,77 +0,0 @@
-local fmt = string.format
-
--- Iterator that splits a string o a given delimiter
-local function split(str, delim)
-  delim = delim or "%s"
-  return string.gmatch(str, fmt('[^%s]+', delim))
-end
-
--- Find the proper directory separator depending
--- on lua installation or OS.
-local function dir_separator()
-  -- Look at package.config for directory separator string (it's the first line)
-  if package.config then
-    return string.match(package.config, '^[^\n]')
-  else
-    return '/'
-  end
-end
-
--- Search for lua traditional include paths.
--- This mimics how require internally works.
-local function include_paths(fname, ext)
-  ext = ext or "lua"
-  local sep = dir_separator()
-  local paths = string.gsub(package.path, '%?', fname)
-  for path in split(paths, "%;") do
-    if vim.fn.filereadable(path) == 1 then
-      return path
-    end
-  end
-end
-
--- Search for nvim lua include paths
-local function include_rtpaths(fname, ext)
-  ext = ext or "lua"
-  local sep = dir_separator()
-  local rtpaths = vim.api.nvim_list_runtime_paths()
-  local modfile, initfile = fmt('%s.%s', fname, ext), fmt('init.%s', ext)
-  for _, path in ipairs(rtpaths) do
-    -- Look on runtime path for 'lua/*.lua' files
-    local path1 = table.concat({path, ext, modfile}, sep)
-    if     vim.fn.filereadable(path1) == 1 then
-      return path1
-    end
-    -- Look on runtime path for 'lua/*/init.lua' files
-    local path2 = table.concat({path, ext, fname, initfile}, sep)
-    if vim.fn.filereadable(path2) == 1 then
-      return path2
-    end
-  end
-end
-
--- Global function that searches the path for the required file
-function find_required_path(module)
-  -- Look at package.config for directory separator string (it's the first line)
-  local sep = string.match(package.config, '^[^\n]')
-  -- Properly change '.' to separator (probably '/' on *nix and '\' on Windows)
-  local fname = vim.fn.substitute(module, "\\.", sep, "g")
-  local f
-  ---- First search for lua modules
-  f = include_paths(fname, 'lua')
-  if f then return f end
-  -- This part is just for nvim modules
-  f = include_rtpaths(fname, 'lua')
-  if f then return f end
-  ---- Now search for Fennel modules
-  f = include_paths(fname, 'fnl')
-  if f then return f end
-  -- This part is just for nvim modules
-  f = include_rtpaths(fname, 'fnl')
-  if f then return f end
-end
-
-
--- Set options to open require with gf
-vim.opt_local.include = [=[\v<((do|load)file|require)\s*\(?['"]\zs[^'"]+\ze['"]]=]
-vim.opt_local.includeexpr = "v:lua.find_required_path(v:fname)"
-- 
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