Regenerate nvim config

config/neovim/store/lazy-plugins/nvim-web-devicons/scripts/filetype-generator.sh

@@ -0,0 +1,68 @@
+#!/nix/store/306znyj77fv49kwnkpxmb0j2znqpa8bj-bash-5.2p26/bin/sh
+
+## Credit: @B0o (Maddison Hellstrom)
+
+set -euo pipefail
+
+function get_icon_names() {
+  curl 'https://raw.githubusercontent.com/kyazdani42/nvim-web-devicons/master/lua/nvim-web-devicons.lua' |
+    lua -e '
+      pats={}
+      for name in pairs(dofile().get_icons()) do
+        table.insert(pats, name)
+      end
+      table.sort(pats)
+      print(table.concat(pats, "\n"))
+    '
+}
+
+function main() {
+  local tmp
+  tmp="$(mktemp -d)"
+  # shellcheck disable=2064
+  trap "rmdir '$tmp'" EXIT
+  cd "$tmp"
+  local file
+  local -A filetypes=()
+  local -a missing=()
+  while read -r pat; do
+    echo "$pat" >&2
+    if [[ "$pat" =~ ^\. ]]; then
+      file="$pat"
+    else
+      file="test.$pat"
+    fi
+    touch "./$file"
+    local ft
+    ft="$(/usr/bin/nvim -u NORC --noplugin --headless "./$file" +'lua
+      local ok, err = pcall(vim.fn.writefile, { vim.bo.filetype }, "/dev/stdout")
+      if not ok then
+        print(err .. "\n")
+        vim.cmd "cquit"
+      end
+      vim.cmd "quit"
+    ')"
+    rm "./$file"
+    if [[ -n "$ft" ]]; then
+      if [[ -v filetypes["$ft"] ]]; then
+        filetypes["$ft"]="${filetypes["$ft"]}, '$pat'"
+      else
+        filetypes["$ft"]="'$pat'"
+      fi
+    else
+      missing+=("$pat")
+    fi
+  done < <(get_icon_names)
+
+  echo "local filetypes = {"
+  for ft in "${!filetypes[@]}"; do
+    echo "  ['$ft'] = { ${filetypes[$ft]} },"
+  done
+  echo "}"
+  echo
+  echo "local missing = {"
+  printf "  '%s',\n" "${missing[@]}"
+  echo "}"
+}
+
+main "$@"

config/neovim/store/lazy-plugins/nvim-web-devicons/scripts/generate_colors.lua

@@ -0,0 +1,206 @@
+-- Plugin lifepillar/vim-colortemplate must be available on &runtimepath
+--
+-- The current working directory must be set to the repo root
+
+-- IMPORTANT: the `cterm_color` key must always be below the `color` key of the
+--            same icon. Currently they are.
+
+-- This file should be run from the shell with `make colors`
+
+local fn = vim.fn
+
+--- Exit vim
+--- @param msg string
+--- @param rc number
+local function error_exit(msg, rc)
+  print(msg .. "\n")
+  vim.cmd("cq " .. rc)
+end
+
+if not jit then
+  error_exit("Neovim must be LuaJIT-enabled to source this script", 1)
+end
+
+if fn.filereadable "lua/nvim-web-devicons.lua" == 0 then
+  error_exit("lua/nvim-web-devicons.lua not found", 1)
+end
+
+local rc, err = pcall(vim.fn["colortemplate#colorspace#approx"], "#000000")
+if not rc then
+  error_exit(err .. "\nlifepillar/vim-colortemplate not present in &runtimepath '" .. vim.o.runtimepath .. "'", 1)
+end
+
+-- Needed in order to have the correct indentation on line insertion
+vim.o.autoindent = true
+
+--------------------------------------------------------------------------------
+-- Local functions
+--------------------------------------------------------------------------------
+
+local light78 = 255 * 7 / 8
+local light68 = 255 * 6 / 8
+local light58 = 255 * 5 / 8
+local light12 = 255 / 2
+local light13 = 255 / 3
+
+local function darken_color(rrggbb)
+  local r, g, b = rrggbb:match "%#(%x%x)(%x%x)(%x%x)"
+  r, g, b = tonumber("0x" .. r), tonumber("0x" .. g), tonumber("0x" .. b)
+  -- luminance formula: see https://stackoverflow.com/a/596243
+  local lum = 0.299 * r + 0.587 * g + 0.114 * b
+  if lum < light13 then -------------------- darkest tertile
+    return rrggbb
+  elseif lum < light12 then ---------------- second darkest quartile
+    r = bit.tohex(r / 4 * 3):sub(-2)
+    g = bit.tohex(g / 4 * 3):sub(-2)
+    b = bit.tohex(b / 4 * 3):sub(-2)
+  elseif lum < light58 then ---------------- lightest octiles: first
+    r = bit.tohex(r / 3 * 2):sub(-2)
+    g = bit.tohex(g / 3 * 2):sub(-2)
+    b = bit.tohex(b / 3 * 2):sub(-2)
+  elseif lum < light68 then ---------------- lightest octiles: second
+    r = bit.tohex(r / 2):sub(-2)
+    g = bit.tohex(g / 2):sub(-2)
+    b = bit.tohex(b / 2):sub(-2)
+  elseif lum < light78 then ---------------- lightest octiles: third
+    r = bit.tohex(r / 3):sub(-2)
+    g = bit.tohex(g / 3):sub(-2)
+    b = bit.tohex(b / 3):sub(-2)
+  else ------------------------------------- lightest octile
+    r = bit.tohex(r / 5):sub(-2)
+    g = bit.tohex(g / 5):sub(-2)
+    b = bit.tohex(b / 5):sub(-2)
+  end
+  return string.format("#%s%s%s", r, g, b)
+end
+
+local function update_cterm_colors()
+  -- move to first line
+  vim.cmd ":1"
+  local last = 0
+
+  while true do
+    local cur = fn.search "^\\s*color ="
+    if cur < last then
+      break
+    end
+    last = cur
+    local color = vim.api.nvim_get_current_line():match "%#......"
+    local cterm_color = fn["colortemplate#colorspace#approx"](color).index
+    if fn.search "^\\s*cterm_color" == cur + 1 then
+      vim.cmd(string.format("s/=.*/= %q,", cterm_color))
+    else
+      vim.cmd(tostring(cur))
+      vim.cmd.normal(string.format("octerm_color = %q,", cterm_color))
+    end
+  end
+end
+
+local function generate_lines()
+  local start = fn.line "." - 1
+  fn.search "^}"
+  local finish = fn.line "."
+  local lines = vim.api.nvim_buf_get_lines(fn.bufnr(), start, finish, true)
+  for i = 1, #lines do
+    if lines[i]:find "^%s*color =" then
+      local rrggbb = lines[i]:match '"(#%x%x%x%x%x%x)"'
+      if not rrggbb then
+        error_exit(string.format("invalid color at line %s: '%s'", i, lines[i]), 1)
+      end
+      lines[i] = lines[i]:gsub(rrggbb, darken_color)
+    end
+  end
+  table.insert(lines, "")
+  return lines
+end
+
+--------------------------------------------------------------------------------
+-- Generate file with icons for light backgrounds
+--------------------------------------------------------------------------------
+
+if fn.filereadable "lua/nvim-web-devicons/icons-default.lua" == 0 then
+  error_exit("lua/nvim-web-devicons/icons-default.lua not found", 1)
+end
+
+vim.cmd "noswapfile drop lua/nvim-web-devicons/icons-default.lua"
+
+print "Generating file with icons for light backgrounds..."
+
+-- move to first line
+vim.cmd ":1"
+
+-- first table
+if fn.search("^local icons_by_filename", "c") == 0 then
+  error_exit("Table 'icons_by_filename' not found in lua/nvim-web-devicons/icons-default.lua", 1)
+end
+local lines = generate_lines()
+
+-- second table
+if fn.search("^local icons_by_file_extension", "c") == 0 then
+  error_exit("Table 'icons_by_file_extension' not found in lua/nvim-web-devicons/icons-default.lua", 1)
+end
+local lines2 = generate_lines()
+
+-- third table
+if fn.search("^local icons_by_operating_system", "c") == 0 then
+  error_exit("Table 'icons_by_operating_system' not found in lua/nvim-web-devicons/icons-default.lua", 1)
+end
+local lines3 = generate_lines()
+
+-- fourth table
+if fn.search("^local icons_by_desktop_environment", "c") == 0 then
+  error_exit("Table 'icons_by_desktop_environment' not found in lua/nvim-web-devicons/icons-default.lua", 1)
+end
+local lines4 = generate_lines()
+
+-- fifth table
+if fn.search("^local icons_by_window_manager", "c") == 0 then
+  error_exit("Table 'icons_by_window_manager' not found in lua/nvim-web-devicons/icons-default.lua", 1)
+end
+local lines5 = generate_lines()
+
+table.insert(lines5, "return {")
+table.insert(lines5, "  icons_by_filename = icons_by_filename,")
+table.insert(lines5, "  icons_by_file_extension = icons_by_file_extension,")
+table.insert(lines5, "  icons_by_operating_system = icons_by_operating_system,")
+table.insert(lines5, "  icons_by_desktop_environment = icons_by_desktop_environment,")
+table.insert(lines5, "  icons_by_window_manager = icons_by_window_manager,")
+table.insert(lines5, "}")
+
+-- write both tables to file
+fn.writefile(lines, "lua/nvim-web-devicons/icons-light.lua")
+fn.writefile(lines2, "lua/nvim-web-devicons/icons-light.lua", "a")
+fn.writefile(lines3, "lua/nvim-web-devicons/icons-light.lua", "a")
+fn.writefile(lines4, "lua/nvim-web-devicons/icons-light.lua", "a")
+fn.writefile(lines5, "lua/nvim-web-devicons/icons-light.lua", "a")
+
+print "Finished creating new file!"
+
+--------------------------------------------------------------------------------
+-- Update cterm colors for dark background
+--------------------------------------------------------------------------------
+
+print "Generating cterm colors for dark background...\n"
+
+update_cterm_colors()
+
+vim.cmd "wall!"
+print "Finished!"
+
+--------------------------------------------------------------------------------
+-- Generate cterm colors for light background
+--------------------------------------------------------------------------------
+
+if fn.filereadable "lua/nvim-web-devicons/icons-light.lua" == 0 then
+  error_exit("lua/nvim-web-devicons/icons-light.lua not found", 1)
+end
+
+vim.cmd "noswapfile drop lua/nvim-web-devicons/icons-light.lua"
+
+print "Generating cterm colors for light background...\n"
+
+update_cterm_colors()
+
+vim.cmd ":1"
+vim.cmd "wall!"
+print "Finished!\n"