From c26ac5364f2bb04b7428105db39c12c6549d5dfb Mon Sep 17 00:00:00 2001
From: kylo252 <59826753+kylo252@users.noreply.github.com>
Date: Thu, 18 Nov 2021 16:04:34 +0100
Subject: refactor: load the default keymaps once (#1965)

---
 lua/lvim/keymappings.lua | 218 +++++++++++++++++++++++------------------------
 1 file changed, 108 insertions(+), 110 deletions(-)

(limited to 'lua/lvim/keymappings.lua')

diff --git a/lua/lvim/keymappings.lua b/lua/lvim/keymappings.lua
index b05d1754..d0763ca1 100644
--- a/lua/lvim/keymappings.lua
+++ b/lua/lvim/keymappings.lua
@@ -21,15 +21,107 @@ local mode_adapters = {
   command_mode = "c",
 }
 
+local defaults = {
+  ---@usage change or add keymappings for insert mode
+  insert_mode = {
+    -- 'jk' for quitting insert mode
+    ["jk"] = "<ESC>",
+    -- 'kj' for quitting insert mode
+    ["kj"] = "<ESC>",
+    -- 'jj' for quitting insert mode
+    ["jj"] = "<ESC>",
+    -- Move current line / block with Alt-j/k ala vscode.
+    ["<A-j>"] = "<Esc>:m .+1<CR>==gi",
+    -- Move current line / block with Alt-j/k ala vscode.
+    ["<A-k>"] = "<Esc>:m .-2<CR>==gi",
+    -- navigation
+    ["<A-Up>"] = "<C-\\><C-N><C-w>k",
+    ["<A-Down>"] = "<C-\\><C-N><C-w>j",
+    ["<A-Left>"] = "<C-\\><C-N><C-w>h",
+    ["<A-Right>"] = "<C-\\><C-N><C-w>l",
+  },
+
+  ---@usage change or add keymappings for normal mode
+  normal_mode = {
+    -- Better window movement
+    ["<C-h>"] = "<C-w>h",
+    ["<C-j>"] = "<C-w>j",
+    ["<C-k>"] = "<C-w>k",
+    ["<C-l>"] = "<C-w>l",
+
+    -- Resize with arrows
+    ["<C-Up>"] = ":resize -2<CR>",
+    ["<C-Down>"] = ":resize +2<CR>",
+    ["<C-Left>"] = ":vertical resize -2<CR>",
+    ["<C-Right>"] = ":vertical resize +2<CR>",
+
+    -- Tab switch buffer
+    ["<S-l>"] = ":BufferNext<CR>",
+    ["<S-h>"] = ":BufferPrevious<CR>",
+
+    -- Move current line / block with Alt-j/k a la vscode.
+    ["<A-j>"] = ":m .+1<CR>==",
+    ["<A-k>"] = ":m .-2<CR>==",
+
+    -- QuickFix
+    ["]q"] = ":cnext<CR>",
+    ["[q"] = ":cprev<CR>",
+    ["<C-q>"] = ":call QuickFixToggle()<CR>",
+  },
+
+  ---@usage change or add keymappings for terminal mode
+  term_mode = {
+    -- Terminal window navigation
+    ["<C-h>"] = "<C-\\><C-N><C-w>h",
+    ["<C-j>"] = "<C-\\><C-N><C-w>j",
+    ["<C-k>"] = "<C-\\><C-N><C-w>k",
+    ["<C-l>"] = "<C-\\><C-N><C-w>l",
+  },
+
+  ---@usage change or add keymappings for visual mode
+  visual_mode = {
+    -- Better indenting
+    ["<"] = "<gv",
+    [">"] = ">gv",
+
+    -- ["p"] = '"0p',
+    -- ["P"] = '"0P',
+  },
+
+  ---@usage change or add keymappings for visual block mode
+  visual_block_mode = {
+    -- Move selected line / block of text in visual mode
+    ["K"] = ":move '<-2<CR>gv-gv",
+    ["J"] = ":move '>+1<CR>gv-gv",
+
+    -- Move current line / block with Alt-j/k ala vscode.
+    ["<A-j>"] = ":m '>+1<CR>gv-gv",
+    ["<A-k>"] = ":m '<-2<CR>gv-gv",
+  },
+
+  ---@usage change or add keymappings for command mode
+  command_mode = {
+    -- navigate tab completion with <c-j> and <c-k>
+    -- runs conditionally
+    ["<C-j>"] = { 'pumvisible() ? "\\<C-n>" : "\\<C-j>"', { expr = true, noremap = true } },
+    ["<C-k>"] = { 'pumvisible() ? "\\<C-p>" : "\\<C-k>"', { expr = true, noremap = true } },
+  },
+}
+
+if vim.fn.has "mac" == 1 then
+  defaults.normal_mode["<A-Up>"] = defaults.normal_mode["<C-Up>"]
+  defaults.normal_mode["<A-Down>"] = defaults.normal_mode["<C-Down>"]
+  defaults.normal_mode["<A-Left>"] = defaults.normal_mode["<C-Left>"]
+  defaults.normal_mode["<A-Right>"] = defaults.normal_mode["<C-Right>"]
+  Log:debug "Activated mac keymappings"
+end
+
 -- Append key mappings to lunarvim's defaults for a given mode
 -- @param keymaps The table of key mappings containing a list per mode (normal_mode, insert_mode, ..)
 function M.append_to_defaults(keymaps)
-  local default = M.get_defaults()
-  lvim.keys = lvim.keys or default
   for mode, mappings in pairs(keymaps) do
-    lvim.keys[mode] = lvim.keys[mode] or default[mode]
     for k, v in pairs(mappings) do
-      lvim.keys[mode][k] = v
+      defaults[mode][k] = v
     end
   end
 end
@@ -39,7 +131,7 @@ end
 function M.clear(keymaps)
   local default = M.get_defaults()
   for mode, mappings in pairs(keymaps) do
-    local translated_mode = mode_adapters[mode] and mode_adapters[mode] or mode
+    local translated_mode = mode_adapters[mode] or mode
     for key, _ in pairs(mappings) do
       -- some plugins may override default bindings that the user hasn't manually overriden
       if default[mode][key] ~= nil or (default[translated_mode] ~= nil and default[translated_mode][key] ~= nil) then
@@ -54,7 +146,7 @@ end
 -- @param key The key of keymap
 -- @param val Can be form as a mapping or tuple of mapping and user defined opt
 function M.set_keymaps(mode, key, val)
-  local opt = generic_opts[mode] and generic_opts[mode] or generic_opts_any
+  local opt = generic_opts[mode] or generic_opts_any
   if type(val) == "table" then
     opt = val[2]
     val = val[1]
@@ -70,7 +162,7 @@ end
 -- @param mode The keymap mode, can be one of the keys of mode_adapters
 -- @param keymaps The list of key mappings
 function M.load_mode(mode, keymaps)
-  mode = mode_adapters[mode] and mode_adapters[mode] or mode
+  mode = mode_adapters[mode] or mode
   for k, v in pairs(keymaps) do
     M.set_keymaps(mode, k, v)
   end
@@ -85,112 +177,18 @@ function M.load(keymaps)
   end
 end
 
-function M.get_defaults()
-  local keys = {
-    ---@usage change or add keymappings for insert mode
-    insert_mode = {
-      -- 'jk' for quitting insert mode
-      ["jk"] = "<ESC>",
-      -- 'kj' for quitting insert mode
-      ["kj"] = "<ESC>",
-      -- 'jj' for quitting insert mode
-      ["jj"] = "<ESC>",
-      -- Move current line / block with Alt-j/k ala vscode.
-      ["<A-j>"] = "<Esc>:m .+1<CR>==gi",
-      -- Move current line / block with Alt-j/k ala vscode.
-      ["<A-k>"] = "<Esc>:m .-2<CR>==gi",
-      -- navigation
-      ["<A-Up>"] = "<C-\\><C-N><C-w>k",
-      ["<A-Down>"] = "<C-\\><C-N><C-w>j",
-      ["<A-Left>"] = "<C-\\><C-N><C-w>h",
-      ["<A-Right>"] = "<C-\\><C-N><C-w>l",
-    },
-
-    ---@usage change or add keymappings for normal mode
-    normal_mode = {
-      -- Better window movement
-      ["<C-h>"] = "<C-w>h",
-      ["<C-j>"] = "<C-w>j",
-      ["<C-k>"] = "<C-w>k",
-      ["<C-l>"] = "<C-w>l",
-
-      -- Resize with arrows
-      ["<C-Up>"] = ":resize -2<CR>",
-      ["<C-Down>"] = ":resize +2<CR>",
-      ["<C-Left>"] = ":vertical resize -2<CR>",
-      ["<C-Right>"] = ":vertical resize +2<CR>",
-
-      -- Tab switch buffer
-      ["<S-l>"] = ":BufferNext<CR>",
-      ["<S-h>"] = ":BufferPrevious<CR>",
-
-      -- Move current line / block with Alt-j/k a la vscode.
-      ["<A-j>"] = ":m .+1<CR>==",
-      ["<A-k>"] = ":m .-2<CR>==",
-
-      -- QuickFix
-      ["]q"] = ":cnext<CR>",
-      ["[q"] = ":cprev<CR>",
-      ["<C-q>"] = ":call QuickFixToggle()<CR>",
-    },
-
-    ---@usage change or add keymappings for terminal mode
-    term_mode = {
-      -- Terminal window navigation
-      ["<C-h>"] = "<C-\\><C-N><C-w>h",
-      ["<C-j>"] = "<C-\\><C-N><C-w>j",
-      ["<C-k>"] = "<C-\\><C-N><C-w>k",
-      ["<C-l>"] = "<C-\\><C-N><C-w>l",
-    },
-
-    ---@usage change or add keymappings for visual mode
-    visual_mode = {
-      -- Better indenting
-      ["<"] = "<gv",
-      [">"] = ">gv",
-
-      -- ["p"] = '"0p',
-      -- ["P"] = '"0P',
-    },
-
-    ---@usage change or add keymappings for visual block mode
-    visual_block_mode = {
-      -- Move selected line / block of text in visual mode
-      ["K"] = ":move '<-2<CR>gv-gv",
-      ["J"] = ":move '>+1<CR>gv-gv",
-
-      -- Move current line / block with Alt-j/k ala vscode.
-      ["<A-j>"] = ":m '>+1<CR>gv-gv",
-      ["<A-k>"] = ":m '<-2<CR>gv-gv",
-    },
-
-    ---@usage change or add keymappings for command mode
-    command_mode = {
-      -- navigate tab completion with <c-j> and <c-k>
-      -- runs conditionally
-      ["<C-j>"] = { 'pumvisible() ? "\\<C-n>" : "\\<C-j>"', { expr = true, noremap = true } },
-      ["<C-k>"] = { 'pumvisible() ? "\\<C-p>" : "\\<C-k>"', { expr = true, noremap = true } },
-    },
-  }
-
-  if vim.fn.has "mac" == 1 then
-    keys.normal_mode["<A-Up>"] = keys.normal_mode["<C-Up>"]
-    keys.normal_mode["<A-Down>"] = keys.normal_mode["<C-Down>"]
-    keys.normal_mode["<A-Left>"] = keys.normal_mode["<C-Left>"]
-    keys.normal_mode["<A-Right>"] = keys.normal_mode["<C-Right>"]
-    Log:debug "Activated mac keymappings"
+-- Load the default keymappings
+function M.load_defaults()
+  M.load(M.get_defaults())
+  lvim.keys = {}
+  for idx, _ in pairs(defaults) do
+    lvim.keys[idx] = {}
   end
-
-  return keys
 end
 
-function M.print(mode)
-  print "List of LunarVim's default keymappings (not including which-key)"
-  if mode then
-    print(vim.inspect(lvim.keys[mode]))
-  else
-    print(vim.inspect(lvim.keys))
-  end
+-- Get the default keymappings
+function M.get_defaults()
+  return defaults
 end
 
 return M
-- 
cgit v1.2.3