prompt.lua
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prompt.lua
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	-- The prefix that will be before the search text for the user
	local prompt_prefix = ">> "

	local prompt = {}

	prompt.suffix = ""
	prompt.value = ""

	prompt.text = function()
	return prompt.value .. prompt.suffix
	end
	prompt.update = function()
	vim.api.nvim_echo({
	{ prompt_prefix, "None" },
	{ prompt.value:sub(1, -2), "None" },
	{ prompt.value:sub(-1, -1), "Underlined" },
	{ prompt.suffix, "None" },
	}, false, {})
	end

	prompt.input = function(char)
	if char == "BACKSPACE" then
	prompt.value = string.sub(prompt.value, 0, -2)
	elseif char == "LEFT" then
	if #prompt.value > 0 then
	prompt.suffix = prompt.value:sub(-1, -1) .. prompt.suffix
	prompt.value = prompt.value:sub(1, -2)
	end
	elseif char == "RIGHT" then
	if #prompt.suffix > 0 then
	prompt.value = prompt.value .. prompt.suffix:sub(1, 1)
	prompt.suffix = prompt.suffix:sub(2, -1)
	end
	elseif char == "DELETE_WORD" then
	prompt.value = prompt.value:match "(.)%s+.$"
	if prompt.value == nil then
	prompt.value = ""
	end
	elseif char == "\\\\" then
	prompt.value = prompt.value .. "\\"
	else
	prompt.value = prompt.value .. char
	end

	prompt.update()
	end

	prompt.set = function(value)
	prompt.value = value
	prompt.suffix = ""
	prompt.update()
	end

	prompt.destroy = function()
	prompt.value = ""
	prompt.suffix = ""
	vim.notify ""
	end

	return prompt