Better DX

.github/workflows/main.yml

@@ -0,0 +1,14 @@
+name: Linting and style checking
+
+on: [push, pull_request]
+
+jobs:
+  stylua:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: JohnnyMorganz/stylua-action@v2
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          version: latest
+          args: --check lua/

.pre-commit-config.yaml

@@ -0,0 +1,5 @@
+repos:
+- repo: https://github.com/JohnnyMorganz/StyLua
+  rev: v0.17.1
+  hooks:
+    - id: stylua-github

.stylua.toml

@@ -0,0 +1,10 @@
+column_width = 120
+line_endings = "Unix"
+indent_type = "Spaces"
+indent_width = 2
+quote_style = "AutoPreferSingle"
+call_parentheses = "NoSingleTable"
+collapse_simple_statement = "Never"
+
+[sort_requires]
+enabled = false

lua/runner/config.lua

@@ -2,8 +2,8 @@ local M = {}
 
 local defaults = {
   position = 'right', -- options: top, left, right, bottom
-  width = 80,         -- width of window when position is left or right
-  height = 10,        -- height of window when position is top or bottom
+  width = 80, -- width of window when position is left or right
+  height = 10, -- height of window when position is top or bottom
 }
 
 M.options = {}
@@ -14,4 +14,4 @@ end
 
 M.setup()
 
-return M;
+return M

lua/runner/handlers/helpers.lua

@@ -24,7 +24,7 @@ M.shell_handler = function(command, editable)
     vim.api.nvim_win_set_buf(output_window, output_buffer)
 
     vim.fn.termopen(command, {
-      cwd = vim.fn.getcwd()
+      cwd = vim.fn.getcwd(),
     })
   end
 end
@@ -46,21 +46,24 @@ M.choice = function(handlers)
   end
 
   return function(buffer)
-    local picker = pickers.new({}, themes.get_dropdown({
-      prompt_title = "Runner",
-      finder = finders.new_table {
-        results = vim.tbl_keys(handlers)
-      },
-      sorter = sorters.get_generic_fuzzy_sorter(),
-      attach_mappings = function(prompt_bufnr)
-        actions.select_default:replace(function()
-          actions.close(prompt_bufnr)
-          local handler_name = action_state.get_selected_entry()[1]
-          handlers[handler_name](buffer)
-        end)
-        return true
-      end,
-    }))
+    local picker = pickers.new(
+      {},
+      themes.get_dropdown {
+        prompt_title = 'Runner',
+        finder = finders.new_table {
+          results = vim.tbl_keys(handlers),
+        },
+        sorter = sorters.get_generic_fuzzy_sorter(),
+        attach_mappings = function(prompt_bufnr)
+          actions.select_default:replace(function()
+            actions.close(prompt_bufnr)
+            local handler_name = action_state.get_selected_entry()[1]
+            handlers[handler_name](buffer)
+          end)
+          return true
+        end,
+      }
+    )
     picker:find()
   end
 end

lua/runner/handlers/init.lua

@@ -6,7 +6,7 @@ local handlers = {
   lua = helpers.command_handler('luafile %'),
   javascript = require('runner.handlers.languages.nodejs'),
   typescript = require('runner.handlers.languages.nodejs'),
-  vue = require('runner.handlers.languages.nodejs')
+  vue = require('runner.handlers.languages.nodejs'),
 }
 
 return handlers

lua/runner/handlers/languages/nodejs/init.lua

@@ -1,5 +1,5 @@
 local helpers = require('runner.handlers.helpers')
-local utils   = require('runner.handlers.utils')
+local utils = require('runner.handlers.utils')
 
 return function(buffer)
   utils.run_command(utils.script_path() .. 'get-scripts.sh', function(output)
@@ -14,7 +14,7 @@ return function(buffer)
     end
 
     local handlers = {
-      ['Run current file'] = helpers.shell_handler('node ' .. vim.fn.expand('%'))
+      ['Run current file'] = helpers.shell_handler('node ' .. vim.fn.expand('%')),
     }
 
     for _, bin in pairs(bins) do

lua/runner/handlers/languages/rust/init.lua

@@ -1,5 +1,5 @@
 local helpers = require('runner.handlers.helpers')
-local utils   = require('runner.handlers.utils')
+local utils = require('runner.handlers.utils')
 
 return function(buffer)
   utils.run_command(utils.script_path() .. 'get-bins.sh', function(output)

lua/runner/handlers/utils.lua

@@ -23,13 +23,13 @@ M.create_window = function()
     return M._window
   end
 
-  if (config.options.position == 'right') then
+  if config.options.position == 'right' then
     vim.cmd('botright ' .. config.options.width .. ' vsplit')
-  elseif (config.options.position == 'left') then
+  elseif config.options.position == 'left' then
     vim.cmd('topleft ' .. config.options.width .. ' vsplit')
-  elseif (config.options.position == 'bottom') then
+  elseif config.options.position == 'bottom' then
     vim.cmd('botright ' .. config.options.height .. 'split')
-  elseif (config.options.position == 'top') then
+  elseif config.options.position == 'top' then
     vim.cmd('topleft ' .. config.options.height .. 'split')
   end
 
@@ -41,8 +41,8 @@ M.create_window = function()
     wrap = true,
     spell = false,
     foldenable = false,
-    signcolumn = "no",
-    colorcolumn = "",
+    signcolumn = 'no',
+    colorcolumn = '',
     cursorline = true,
   }
 
@@ -66,11 +66,10 @@ M.run_command = function(command, callback)
     on_stdout = add_line,
     on_exit = function()
       callback(output)
-    end
+    end,
   })
 end
 
-
 local is_win = function()
   return package.config:sub(1, 1) == '\\'
 end

lua/runner/init.lua

@@ -20,12 +20,12 @@ M.run = function(bufnr)
   else
     buffer = bufnr
   end
-  local filetype = vim.filetype.match({ buf = buffer })
+  local filetype = vim.filetype.match { buf = buffer }
 
   local handler = M._handlers[filetype]
 
   if not handler then
-    print(string.format('No handler defined for filetype \'%s\'', filetype))
+    print(string.format("No handler defined for filetype '%s'", filetype))
     return
   end