chore: use stylua for formatting (nvim-telescope#1040)

* chore: stylua job and config

* reformat with stylua

.github/workflows/lint.yml

@@ -17,3 +17,14 @@ jobs:
 
       - name: Lint
         run: sudo make lint
+
+  stylua:
+    name: stylua
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v2
+      - uses: JohnnyMorganz/[email protected]
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          # CLI arguments
+          args: --color always --check lua/

.stylua.toml

@@ -0,0 +1,6 @@
+column_width = 120
+line_endings = "Unix"
+indent_type = "Spaces"
+indent_width = 2
+quote_style = "AutoPreferDouble"
+no_call_parentheses = true

lua/telescope/WIP.lua

@@ -1,18 +1,17 @@
-
-local make_entry = require('telescope.make_entry')
-local actions = require('telescope.actions')
-local action_state = require('telescope.actions.state')
-local finders = require('telescope.finders')
-local previewers = require('telescope.previewers')
-local pickers = require('telescope.pickers')
-local sorters = require('telescope.sorters')
+local make_entry = require "telescope.make_entry"
+local actions = require "telescope.actions"
+local action_state = require "telescope.actions.state"
+local finders = require "telescope.finders"
+local previewers = require "telescope.previewers"
+local pickers = require "telescope.pickers"
+local sorters = require "telescope.sorters"
 
 local WIP = {}
 
 WIP.git_diff = function()
   local file_picker = pickers.new {
     previewer = previewers.new_termopen {
-      command = "git diff %s"
+      command = "git diff %s",
     },
   }
 
@@ -24,13 +23,13 @@ WIP.git_diff = function()
 
       fn_command = function()
         return {
-          command = 'git',
-          args = {'ls-files', '-m'}
+          command = "git",
+          args = { "ls-files", "-m" },
         }
       end,
     },
 
-    sorter = sorters.get_norcalli_sorter()
+    sorter = sorters.get_norcalli_sorter(),
   }
 end
 
@@ -43,12 +42,12 @@ WIP.completion = function(opts)
   end
 
   local lsp_reference_finder = finders.new {
-    results = results
+    results = results,
   }
 
   -- TODO: Open the help text for the line.
   local reference_picker = pickers.new(opts, {
-    prompt = 'vim.api Help Reference',
+    prompt = "vim.api Help Reference",
     finder = lsp_reference_finder,
     sorter = sorters.get_norcalli_sorter(),
     previewer = previewers.help,
@@ -57,12 +56,11 @@ WIP.completion = function(opts)
   reference_picker:find {}
 end
 
-
 WIP.reloader = function(opts)
   opts = opts or {}
 
   pickers.new(opts, {
-    prompt = 'Packages',
+    prompt = "Packages",
     finder = finders.new_table {
       results = vim.tbl_keys(package.loaded),
       entry_maker = make_entry.gen_from_string(opts),
@@ -78,11 +76,11 @@ WIP.reloader = function(opts)
         print(vim.inspect(selection))
       end
 
-      map('i', '<CR>', reload_package)
-      map('n', '<CR>', reload_package)
+      map("i", "<CR>", reload_package)
+      map("n", "<CR>", reload_package)
 
       return true
-    end
+    end,
   }):find()
 end
 

lua/telescope/_compat.lua

@@ -21,7 +21,7 @@ vim.deepcopy = (function()
 
       return copy
     end,
-    ['function'] = _id or function(orig)
+    ["function"] = _id or function(orig)
       local ok, dumped = pcall(string.dump, orig)
       if not ok then
         error(debug.traceback(dumped))
@@ -41,7 +41,7 @@ vim.deepcopy = (function()
     end,
     number = _id,
     string = _id,
-    ['nil'] = _id,
+    ["nil"] = _id,
     boolean = _id,
   }
 
@@ -50,7 +50,7 @@ vim.deepcopy = (function()
     if f then
       return f(orig)
     else
-      error("Cannot deepcopy object of type "..type(orig))
+      error("Cannot deepcopy object of type " .. type(orig))
     end
   end
 end)()

lua/telescope/_extensions/init.lua

@@ -6,13 +6,13 @@ extensions._config = {}
 extensions.manager = setmetatable({}, {
   __index = function(t, k)
     -- See if this extension exists.
-    local ok, ext = pcall(require, 'telescope._extensions.' .. k)
+    local ok, ext = pcall(require, "telescope._extensions." .. k)
     if not ok then
       error("This extension doesn't exist or is not installed: " .. k .. "\n" .. ext)
     end
 
     if ext.setup then
-      ext.setup(extensions._config[k] or {}, require('telescope.config').values)
+      ext.setup(extensions._config[k] or {}, require("telescope.config").values)
     end
 
     t[k] = ext.exports or {}

lua/telescope/actions/history.lua

@@ -1,5 +1,5 @@
-local conf = require('telescope.config').values
-local Path = require('plenary.path')
+local conf = require("telescope.config").values
+local Path = require "plenary.path"
 
 local uv = vim.loop
 
@@ -37,7 +37,9 @@ local write_async = function(path, txt, flag)
   end)
 end
 
-local append_async = function(path, txt) write_async(path, txt, "a") end
+local append_async = function(path, txt)
+  write_async(path, txt, "a")
+end
 
 local histories = {}
 
@@ -86,7 +88,9 @@ end
 
 --- Will reset the history index to the default initial state. Will happen after the picker closed
 function histories.History:reset()
-  if not self.enabled then return end
+  if not self.enabled then
+    return
+  end
   self._reset(self)
 end
 
@@ -95,7 +99,9 @@ end
 ---@param picker table: the current picker object
 ---@param no_reset boolean: On default it will reset the state at the end. If you don't want to do this set to true
 function histories.History:append(line, picker, no_reset)
-  if not self.enabled then return end
+  if not self.enabled then
+    return
+  end
   self._append(self, line, picker, no_reset)
 end
 
@@ -105,11 +111,15 @@ end
 ---@return string: the next history item
 function histories.History:get_next(line, picker)
   if not self.enabled then
-    print("You are cycling to next the history item but history is disabled.",
-          "Read ':help telescope.defaults.history'")
+    print(
+      "You are cycling to next the history item but history is disabled.",
+      "Read ':help telescope.defaults.history'"
+    )
     return false
   end
-  if self._pre_get then self._pre_get(self, line, picker) end
+  if self._pre_get then
+    self._pre_get(self, line, picker)
+  end
 
   local next_idx = self.index + 1
   if next_idx <= #self.content then
@@ -126,15 +136,21 @@ end
 ---@return string: the previous history item
 function histories.History:get_prev(line, picker)
   if not self.enabled then
-    print("You are cycling to previous the history item but history is disabled.",
-          "Read ':help telescope.defaults.history'")
+    print(
+      "You are cycling to previous the history item but history is disabled.",
+      "Read ':help telescope.defaults.history'"
+    )
     return false
   end
-  if self._pre_get then self._pre_get(self, line, picker) end
+  if self._pre_get then
+    self._pre_get(self, line, picker)
+  end
 
   local next_idx = self.index - 1
   if self.index == #self.content + 1 then
-    if line ~= '' then self:append(line, picker, true) end
+    if line ~= "" then
+      self:append(line, picker, true)
+    end
   end
   if next_idx >= 1 then
     self.index = next_idx
@@ -147,10 +163,12 @@ end
 ---
 --- It will keep one unified history across all pickers.
 histories.get_simple_history = function()
-  return histories.new({
+  return histories.new {
     init = function(obj)
       local p = Path:new(obj.path)
-      if not p:exists() then p:touch({ parents = true }) end
+      if not p:exists() then
+        p:touch { parents = true }
+      end
 
       obj.content = Path:new(obj.path):readlines()
       obj.index = #obj.content
@@ -160,7 +178,7 @@ histories.get_simple_history = function()
       self.index = #self.content + 1
     end,
     append = function(self, line, _, no_reset)
-      if line ~= '' then
+      if line ~= "" then
         if self.content[#self.content] ~= line then
           table.insert(self.content, line)
 
@@ -170,17 +188,17 @@ histories.get_simple_history = function()
             for i = diff, 1, -1 do
               table.remove(self.content, i)
             end
-            write_async(self.path, table.concat(self.content, '\n') .. '\n', 'w')
+            write_async(self.path, table.concat(self.content, "\n") .. "\n", "w")
           else
-            append_async(self.path, line .. '\n')
+            append_async(self.path, line .. "\n")
           end
         end
       end
       if not no_reset then
         self:reset()
       end
     end,
-  })
+  }
 end
 
 return histories