feat: hide mapping boilerplate (#6)

* hide mapping boilerplate

* hiding logic moved higher & ignore user-set labels

README.md

@@ -94,6 +94,7 @@ WhichKey comes with the following defaults:
     width = { min = 20, max = 50 }, -- min and max width of the columns
     spacing = 3, -- spacing between columns
   },
+  hidden = { "<silent>", "<cmd>", "<Cmd>", "<CR>", "call", "lua", "^:", "^ "}, -- hide mapping boilerplate
   show_help = true -- show help message on the command line when the popup is visible
 }
 ```

lua/which-key/config.lua

@@ -35,6 +35,7 @@ local defaults = {
     width = { min = 20, max = 50 }, -- min and max width of the columns
     spacing = 3, -- spacing between columns
   },
+  hidden = { "<silent>", "<cmd>", "<Cmd>", "<CR>", "^:", "^ ", "^call ", "^lua "}, -- hide mapping boilerplate
   show_help = true, -- show a help message in the command line for using WhichKey
 }
 

lua/which-key/keys.lua

@@ -49,7 +49,11 @@ function M.get_mappings(mode, prefix, buf)
       value.label = value.label:gsub("^%+", "")
       value.label = Config.options.icons.group .. value.label
     else
-      value.label = value.label or value.cmd
+      local clean_value_cmd = value.cmd
+      for i,v in ipairs(Config.options.hidden) do 
+        clean_value_cmd = clean_value_cmd:gsub(v, "")
+      end
+      value.label = value.label or clean_value_cmd
     end
     table.insert(tmp, value)
   end

lua/which-key/text.lua

@@ -1,3 +1,5 @@
+local config = require("which-key.config")
+
 ---@class Text
 ---@field lines string[]
 ---@field hl Highlight[]