--!strict
local copy = require(script.Parent.copy)

--[=[
  @function removeKey
  @within Dictionary

  @param dictionary {[K]: V} -- The dictionary to remove the key from.
  @param key K -- The key to remove.
  @return {[K]: V} -- The dictionary without the given key.

  Removes the given key from the given dictionary.

  ```lua
  local dictionary = { hello = "roblox", goodbye = "world" }

  local withoutHello = RemoveKey(dictionary, "hello") -- { goodbye = "world" }
  local withoutGoodbye = RemoveKey(dictionary, "goodbye") -- { hello = "roblox" }
  ```
]=]
local function removeKey<K, V>(dictionary: { [K]: V }, key: K): { [K]: V }
	local result = copy(dictionary)

	result[key] = nil

	return result
end

return removeKey