signify cmds for git

vim/.vim/lua/plugins/bigfile.lua

@@ -2,15 +2,26 @@ return {
   "LunarVim/bigfile.nvim",
   opts = {
     filesize = 2, -- size of the file in MiB, the plugin round file sizes to the closest MiB
-    pattern = { "*" }, -- autocmd pattern or function see <### Overriding the detection of big files>
+    pattern = function(bufnr, filesize_mib)
+      vim.cmd(":NoAutoFormatBuffer")
+      vim.cmd(":FormatDisable")
+      -- you can't use `nvim_buf_line_count` because this runs on BufReadPre
+      local file_contents = vim.fn.readfile(vim.api.nvim_buf_get_name(bufnr))
+      local file_lines = #file_contents
+      local filetype = vim.filetype.match({ buf = bufnr })
+      if file_lines > 1000 and (filetype == "c" or filetype == "cpp") then
+        return true
+      end
+      return filesize_mib > 1
+    end,
     features = { -- features to disable
       "indent_blankline",
-      "illuminate",
+      -- "illuminate",
       "lsp",
       "treesitter",
-      "syntax",
-      "matchparen",
-      "vimopts",
+      -- "syntax",
+      -- "matchparen",
+      -- "vimopts",
       "filetype",
     },
   }

vim/.vim/lua/plugins/signify.lua

@@ -1,7 +1,7 @@
 local use_google = require("utils").use_google
 
-local function setup_mercurial(hg_revision)
-	local git_cmd = "git diff --no-color --no-ext-diff -U0 -- %f"
+local function change_diffbase(hg_revision, git_revision)
+  local git_cmd = "git diff --no-color --no-ext-diff -U0" .. git_revision .. " -- %f"
   local rcs_cmd = "rcsdiff -U0 %f 2>%n"
   local svn_cmd = "svn diff --diff-cmd %d -x -U0 -- %f"
   local hg_diff = hg_revision .. " --color=never config aliases.diff= --nodates -U0 -- %f"
@@ -28,25 +28,25 @@ let g:signify_vcs_cmds_diffmode = {
 end
 
 _G.signify_dtup = function()
-	setup_mercurial('-r ".^"')
+  change_diffbase('-r ".^"', 'HEAD^')
   vim.cmd([[:SignifyEnable]])
   vim.cmd([[:SignifyRefresh]])
 end
 
 _G.signify_normal = function()
-	setup_mercurial("-r .")
+  change_diffbase("-r .", "")
   vim.cmd([[:SignifyEnable]])
   vim.cmd([[:SignifyRefresh]])
 end
 
 _G.signify_dtp4 = function()
-	setup_mercurial("-r p4head")
+  change_diffbase("-r p4head", "HEAD^")
   vim.cmd([[:SignifyEnable]])
   vim.cmd([[:SignifyRefresh]])
 end
 
 _G.signify_dtex = function()
-	setup_mercurial("-r exported(.)")
+  change_diffbase("-r exported(.)", "origin/main")
   vim.cmd([[:SignifyEnable]])
   vim.cmd([[:SignifyRefresh]])
 end