Enable to use with wildoptions fuzzy

lua/cmdbuf/handler/lua/variable/buffer.lua

@@ -33,7 +33,7 @@ function M.histories(self)
 
  local prefix_length = #"b:" + 1
  local keys = vim.api.nvim_buf_call(self._bufnr, function()
- return vim.fn.getcompletion("b:*", "var")
+ return require("cmdbuf.lib.completion").get("b:*", "var")
  end)
  local vars = vim
  .iter(keys)

lua/cmdbuf/handler/lua/variable/global.lua

@@ -27,7 +27,7 @@ function M.histories(_)
  end)
 
  local prefix_length = #"g:" + 1
- local keys = vim.fn.getcompletion("g:*", "var")
+ local keys = require("cmdbuf.lib.completion").get("g:*", "var")
  local vars = vim
  .iter(keys)
  :map(function(key)

lua/cmdbuf/handler/vim/env.lua

@@ -6,7 +6,7 @@ function M.new()
 end
 
 function M.histories()
- local keys = vim.fn.getcompletion("*", "environment")
+ local keys = require("cmdbuf.lib.completion").get("*", "environment")
  local lines = {}
  for _, key in ipairs(keys) do
  local value = vim.env[key]

lua/cmdbuf/lib/completion.lua

@@ -0,0 +1,20 @@
+local M = {}
+
+function M.get(pattern, typ)
+ local tmp = vim.opt.wildoptions
+ vim.opt.wildoptions:remove("fuzzy")
+ local restore = function()
+ vim.opt.wildoptions = tmp
+ end
+
+ local ok, result = pcall(vim.fn.getcompletion, pattern, typ)
+ if not ok then
+ restore()
+ error(result)
+ end
+
+ restore()
+ return result
+end
+
+return M