chore(Prompt): remove unused function

lua/libmodal/src/Prompt.lua

@@ -123,57 +123,6 @@ end
 	 */
 --]]
 
-------------------------------------------------------
---[[ SUMMARY:
-	* Provide completions for a `libmodal.prompt`.
-]]
---[[ PARAMS:
-	* `completions` => the list of completions.
-]]
---[[ RETURNS:
-	* A function that accepts:
-		* `argLead` => the current line being edited, stops at the cursor.
-		* `cmdLine` => the current line being edited
-		* `cursorPos` => the position of the cursor
-	* Used for `input()` VimL.
-]]
-------------------------------------------------------
-function Prompt.createCompletionsProvider(completions)
-	return function(argLead, cmdLine, _)
-		if string.len(cmdLine) < 1 then return completions
-		end
-
-		-- replace conjoining characters with spaces.
-		local spacedArgLead = argLead
-		for _, replacement in ipairs(_REPLACEMENTS) do
-			-- _REPLACEMENTS are already `vim.pesc`aped
-			spacedArgLead, _ = string.gsub(spacedArgLead, replacement, ' ')
-		end
-
-		-- split the spaced version of `argLead`.
-		local splitArgLead = vim.split(spacedArgLead, ' ', true)
-
-		--[[ make sure the user is in a position were this function
-		     will provide accurate completions.]]
-		if #splitArgLead > 1 then return nil
-		end
-
-		-- get the word selected by the user. (don't compare case)
-		local word = string.upper(splitArgLead[1])
-
-		-- get all matches from the completions list.
-		local matches = {}
-		for _, completion in ipairs(completions) do
-			-- test if `word` is inside of `completions`:`v`, ignoring case.
-			local escapedCompletion, _ = vim.pesc(string.upper(completion))
-			if string.match(escapedCompletion, word) then
-				matches[#matches + 1] = completion -- preserve case when providing completions.
-			end
-		end
-		return matches
-	end
-end
-
 -------------------------------------------
 --[[ SUMMARY:
 	* Enter a prompt.