Merge pull request #117 from jdrouhard/performance_improvements

More performance improvements

lua/fzf-lua/core.lua

@@ -41,7 +41,7 @@ end
 M.get_devicon = function(file, ext)
   local icon, hl
   if config._has_devicons and config._devicons then
-    icon, hl  = config._devicons.get_icon(file, ext, {default = true})
+    icon, hl  = config._devicons.get_icon(file, ext:lower(), {default = true})
   else
     icon, hl = '', 'dark_grey'
   end

lua/fzf-lua/path.lua

@@ -1,4 +1,5 @@
 local utils = require "fzf-lua.utils"
+local string_byte = string.byte
 
 local M = {}
 
@@ -11,22 +12,23 @@ M.starts_with_separator = function(path)
 end
 
 function M.tail(path)
-  local os_sep = M.separator()
-  local match_string = '[^' .. os_sep .. ']+'
+  local os_sep = string_byte(M.separator())
 
-  local tail = path
-  for s in string.gmatch(path, match_string) do
-      tail = s
+  for i=#path,1,-1 do
+    if string_byte(path, i) == os_sep then
+      return path:sub(i+1)
+    end
   end
-  return tail
+  return path
 end
 
 function M.extension(path)
-  local ext = path
-  for s in string.gmatch(path, '[^.]+') do
-      ext = s
+  for i=#path,1,-1 do
+    if string_byte(path, i) == 46 then
+      return path:sub(i+1)
+    end
   end
-  return ext
+  return path
 end
 
 function M.to_matching_str(path)

lua/fzf-lua/providers/git.lua

@@ -21,10 +21,11 @@ M.files = function(opts)
   if not opts then return end
   opts.cwd = path.git_root(opts.cwd)
   if not opts.cwd then return end
+  local make_entry_file = core.make_entry_file
   opts.fzf_fn = fzf_helpers.cmd_line_transformer(
     {cmd = opts.cmd, cwd = opts.cwd},
     function(x)
-      return core.make_entry_file(opts, x)
+      return make_entry_file(opts, x)
     end)
   return core.fzf_files(opts)
 end