Added toggle-term plugin for neovim

nvim/m-housh/ftplugin/swift.lua

@@ -1,23 +1,44 @@
 local o = vim.opt
 local keymap = vim.api.nvim_set_keymap
 local default_options = {noremap = true, silent = true}
+local Terminal = require("toggleterm.terminal").Terminal
+local autocmd = vim.api.nvim_create_autocmd
 
 o.tabstop = 2
 o.softtabstop = 2
 o.shiftwidth = 2
 
-local Terminal = require("toggleterm.terminal").Terminal
-local swifttest = Terminal:new({
-  cmd = "swift test",
-  hidden = true,
-  close_on_exit = false,
-})
-
-function _SWIFT_TEST_TOGGLE()
+function SWIFT_TEST()
+  local swifttest = Terminal:new({
+    cmd = "swift test",
+    hidden = true,
+    close_on_exit = false,
+    auto_scroll = true,
+  })
   swifttest:toggle()
 end
 
-keymap('n', '<C-b>', '<cmd>!swift build<CR>', default_options)
-keymap('n', '<C-u>', ':lua _SWIFT_TEST_TOGGLE()<CR>', default_options)
+function SWIFT_BUILD()
+  local swiftbuild = Terminal:new({
+    cmd = "swift build",
+    hidden = true,
+    close_on_exit = false,
+    auto_scroll = true,
+  })
+  swiftbuild:toggle()
+end
 
+-- Key map <control>-b to build swift package in terminal window.
+keymap('n', '<C-b>', '<cmd>lua SWIFT_BUILD()<cr>', default_options)
 
+-- Key map <control>-b to build swift package in terminal window.
+keymap('n', '<C-u>', '<cmd>lua SWIFT_TEST()<cr>', default_options)
+
+-- Format swift files when buffer is written
+autocmd(
+  "BufWritePost",
+  {
+    pattern = { "*.swift" },
+    command=":silent exec '!swift-format --in-place %'"
+  }
+)