feat: new borderless minimalistic profile (#760)

other changes includes:
- 2 new border styles `thiccc` and `thicccc`
- refactored acquiring hexcolor from hl group
- fixed fzf_colors hls that link to default colormaps
- commit command formatting in defaults.lua

README.md

@@ -430,7 +430,7 @@ require'fzf-lua'.setup {
     -- border argument passthrough to nvim_open_win(), also used
     -- to manually draw the border characters around the preview
     -- window, can be set to 'false' to remove all borders or to
-    -- 'none', 'single', 'double', 'thicc' or 'rounded' (default)
+    -- 'none', 'single', 'double', 'thicc' (+cc) or 'rounded' (default)
     border           = { '╭', '─', '╮', '│', '╯', '─', '╰', '│' },
     -- requires neovim > v0.9.0, passed as is to `nvim_open_win`
     -- can be sent individually to any provider to set the win title

lua/fzf-lua/core.lua

@@ -354,13 +354,13 @@ M.create_fzf_colors = function(opts)
   end
   if not colors then return end
 
+  local colormap = vim.api.nvim_get_color_map()
   local tbl = {}
   for highlight, list in pairs(colors) do
     if type(list) == "table" then
-      local value = M.get_color(list[2], list[1])
-      local col = value:match("#[%x]+") or value:match("^[0-9]+")
-      if col then
-        table.insert(tbl, ("%s:%s"):format(highlight, col))
+      local hexcol = utils.hexcol_from_hl(list[2], list[1], colormap)
+      if hexcol and #hexcol > 0 then
+        table.insert(tbl, ("%s:%s"):format(highlight, hexcol))
       end
       -- arguments in the 3rd slot onward are passed raw, this can
       -- be used to pass styling arguments, for more info see #413

lua/fzf-lua/defaults.lua

@@ -79,6 +79,8 @@ M.defaults = {
       ["double"]  = { "╔", "═", "╗", "║", "╝", "═", "╚", "║" },
       ["rounded"] = { "╭", "─", "╮", "│", "╯", "─", "╰", "│" },
       ["thicc"]   = { "┏", "━", "┓", "┃", "┛", "━", "┗", "┃" },
+      ["thiccc"]  = { "▛", "▀", "▜", "▐", "▟", "▄", "▙", "▌" },
+      ["thicccc"] = { "█", "█", "█", "█", "█", "█", "█", "█" },
     },
     on_create    = function()
       -- vim.cmd("set winhl=Normal:Normal,FloatBorder:Normal")
@@ -256,22 +258,23 @@ M.defaults.git = {
     },
   },
   commits = {
-    prompt  = "Commits> ",
-    cmd     = "git log --color --pretty=format:'%C(yellow)%h%Creset %Cgreen(%><(12)%cr%><|(12))" ..
-        "%Creset %s %C(blue)<%an>%Creset'",
-    preview = "git show --pretty='%Cred%H%n%Cblue%an <%ae>%n%C(yellow)%cD%n%Cgreen%s' --color {1}",
-    actions = {
+    prompt   = "Commits> ",
+    cmd      = "git log --color --pretty=format:'%C(yellow)%h%Creset "
+        .. "%Cgreen(%><(12)%cr%><|(12))%Creset %s %C(blue)<%an>%Creset'",
+    preview  = "git show --pretty='%Cred%H%n%Cblue%an <%ae>%n%C(yellow)%cD%n%Cgreen%s'"
+        .. " --color {1}",
+    actions  = {
       ["default"] = actions.git_checkout,
       ["ctrl-y"]  = { fn = actions.git_yank_commit, exec_silent = true },
     },
     fzf_opts = { ["--no-multi"] = "" },
   },
   bcommits = {
-    prompt  = "BCommits> ",
-    cmd     = "git log --color --pretty=format:'%C(yellow)%h%Creset %Cgreen(%><(12)%cr%><|(12))" ..
-        "%Creset %s %C(blue)<%an>%Creset' <file>",
-    preview = "git diff --color {1}~1 {1} -- <file>",
-    actions = {
+    prompt   = "BCommits> ",
+    cmd      = "git log --color --pretty=format:'%C(yellow)%h%Creset "
+        .. "%Cgreen(%><(12)%cr%><|(12))%Creset %s %C(blue)<%an>%Creset' <file>",
+    preview  = "git diff --color {1}~1 {1} -- <file>",
+    actions  = {
       ["default"] = actions.git_buf_edit,
       ["ctrl-s"]  = actions.git_buf_split,
       ["ctrl-v"]  = actions.git_buf_vsplit,
@@ -326,10 +329,12 @@ M.defaults.grep = {
   git_icons      = true,
   fzf_opts       = { ["--info"] = "default", },
   grep_opts      = utils.is_darwin()
-      and "--binary-files=without-match --line-number --recursive --color=always --extended-regexp -e"
-      or "--binary-files=without-match --line-number --recursive --color=always --perl-regexp -e",
-  rg_opts        = "--column --line-number --no-heading --color=always --smart-case " ..
-      "--max-columns=4096 -e",
+      and "--binary-files=without-match --line-number --recursive --color=always "
+      .. "--extended-regexp -e"
+      or "--binary-files=without-match --line-number --recursive --color=always "
+      .. "--perl-regexp -e",
+  rg_opts        = "--column --line-number --no-heading --color=always --smart-case "
+      .. "--max-columns=4096 -e",
   _actions       = function() return M.globals.actions.files end,
   actions        = { ["ctrl-g"] = { actions.grep_lgrep } },
   -- live_grep_glob options
@@ -613,7 +618,7 @@ M.defaults.lsp.finder = {
   git_icons   = false,
   async       = true,
   silent      = true,
-  separator   = "| ",
+  separator   = "|" .. utils.nbsp,
   _actions    = function() return M.globals.actions.files end,
   -- currently supported providers, defined as map so we can query easily
   _providers  = {

lua/fzf-lua/profiles/README.md

@@ -24,6 +24,7 @@ telescope defaults with `bat` previewer:
 | `max-perf`         | similar to `fzf-native` and disables icons globally for max performance |
 | `telescope`        | closest match to telescope defaults in look and feel and keybinds |
 | `skim`             | uses [`skim`](https://github.com/lotabout/skim) as an fzf alternative, (requires the `sk` binary) |
+| `borderless`       | borderless and minimalistic seamless look & feel |
 
 
 **Custom user settings which make sense and aren't mere duplications with minimal modifications

lua/fzf-lua/profiles/borderless.lua

@@ -0,0 +1,36 @@
+local hls = {
+  bg  = "PmenuSbar",
+  sel = "PmenuSel",
+}
+return {
+  desc = "borderless and minimalistic",
+  global_git_icons = false,
+  global_file_icons = false,
+  fzf_opts = {},
+  winopts = {
+    -- border  = "none",
+    -- border  = "thicccc",
+    border  = { " ", " ", " ", " ", " ", " ", " ", " " },
+    preview = {
+      scrollbar   = "float",
+      scrolloff   = "-2",
+      title_align = "center",
+    },
+    hl      = {
+      title          = hls.sel,
+      border         = hls.bg,
+      preview_border = hls.bg,
+      scrollfloat_e  = hls.bg,
+      scrollfloat_f  = hls.sel,
+      -- TODO: not working with `scrollbar = "border"` when `border = "none"
+      -- scrollborder_f = "@function",
+    },
+  },
+  fzf_colors = {
+    ["gutter"] = { "bg", hls.bg },
+    ["bg"]     = { "bg", hls.bg },
+    ["bg+"]    = { "bg", hls.sel },
+    ["fg+"]    = { "fg", hls.sel },
+    -- ["fg+"]    = { "fg", "", "reverse:-1" },
+  },
+}

lua/fzf-lua/utils.lua

@@ -387,6 +387,21 @@ function M.is_hl_cleared(hl)
   end
 end
 
+function M.hexcol_from_hl(hlgroup, what, colormap)
+  if not hlgroup or not what then return end
+  local hexcol = synIDattr(hlgroup, what)
+  if hexcol and not hexcol:match("^#") and colormap then
+    -- try to acquire the color from the map
+    -- some schemes don't capitalize first letter?
+    local col = colormap[hexcol:sub(1, 1):upper() .. hexcol:sub(2)]
+    if col then
+      -- format as 6 digit hex for hex2rgb()
+      hexcol = ("#%06x"):format(col)
+    end
+  end
+  return hexcol
+end
+
 function M.ansi_from_hl(hl, s, colormap)
   if vim.fn.hlexists(hl) == 1 then
     -- https://gist.github.com/fnky/458719343aabd01cfb17a3a4f7296797#rgb-colors
@@ -405,16 +420,7 @@ function M.ansi_from_hl(hl, s, colormap)
     for w, p in pairs(what) do
       local escseq = nil
       if p.rgb then
-        local hexcol = synIDattr(hl, w)
-        if hexcol and not hexcol:match("^#") and colormap then
-          -- try to acquire the color from the map
-          -- some schemes don't capitalize first letter?
-          local col = colormap[hexcol:sub(1, 1):upper() .. hexcol:sub(2)]
-          if col then
-            -- format as 6 digit hex for hex2rgb()
-            hexcol = ("#%06x"):format(col)
-          end
-        end
+        local hexcol = M.hexcol_from_hl(hl, w, colormap)
         local r, g, b = hex2rgb(hexcol)
         if r and g and b then
           escseq = ("[%d;2;%d;%d;%dm"):format(p.code, r, g, b)