fix(renderer): Made icons optional

Added a new `icons` option to `code_blocks` to disable icons.

Ref: #68, #83

lua/definitions.lua

@@ -202,6 +202,9 @@
 --- Name of the style to use
 ---@field style string
 ---
+--- Used for disabling icons on language view
+---@field icons boolean?
+---
 --- Default highlight group used by the rest of the options
 --- Used for highlighting the lines when the style is "simple"
 ---@field hl string?

lua/markview.lua

@@ -1102,6 +1102,7 @@ markview.configuration = {
 
 	code_blocks = {
 		enable = true,
+		icons = true,
 
 		style = "language",
 		hl = "MarkviewCode",

lua/markview/renderer.lua

@@ -1,9 +1,20 @@
 local renderer = {};
-local devicons = require("nvim-web-devicons");
+local devicons_loaded, devicons = pcall(require, "nvim-web-devicons");
 
 local entites = require("markview.entites");
 local languages = require("markview.languages");
 
+renderer.get_icon = function (language, config_table)
+	if config_table.icons == false then
+		return "", "Normal";
+	end
+
+	if devicons_loaded then
+		return devicons.get_icon(nil, language, { default = true })
+	end
+
+	return "󰡯", "Normal";
+end
 
 _G.__markview_views = {};
 
@@ -1042,10 +1053,11 @@ renderer.render_code_blocks = function (buffer, content, config_table)
 		end
 	elseif config_table.style == "language" then
 		local language = languages.get_fs(content.language);
-		local icon, hl = devicons.get_icon(nil, language, { default = true });
+		local icon, hl = renderer.get_icon(content.language, config_table);
 		local block_length = content.largest_line;
 
 		local languageName;
+		local icon_section = icon ~= "" and " " .. icon .. " " or " ";
 
 		if config_table.language_names ~= nil then
 			for _, lang in ipairs(config_table.language_names) do
@@ -1063,16 +1075,27 @@ renderer.render_code_blocks = function (buffer, content, config_table)
 			block_length = config_table.min_width
 		end
 
-		local lang_width = vim.fn.strchars(" " .. icon .. " " .. languageName .. " ");
-		local info_width = math.min(vim.fn.strchars(content.info_string or ""), content.largest_line);
+		local lang_width = vim.fn.strchars(icon_section .. languageName .. " ");
 
 		if config_table.language_direction == nil or config_table.language_direction == "left" then
+			vim.api.nvim_buf_set_extmark(buffer, renderer.namespace, content.row_start, content.col_start, {
+				end_col = vim.fn.strchars(content.info_string),
+				conceal = "",
+			});
+
+			local rendered_info = vim.fn.strcharpart(content.block_info or "", 0, block_length - lang_width + ((config_table.pad_amount or 1) * 2) - 4);
+
+			if content.block_info ~= "" and vim.fn.strchars(content.block_info) > (block_length - lang_width - ((content.pad_amount or 1) * 2)) then
+				rendered_info = rendered_info .. "...";
+			end
+
 			vim.api.nvim_buf_set_extmark(buffer, renderer.namespace, content.row_start, content.col_start + 3 + vim.fn.strlen(content.language), {
 				virt_text_pos = config_table.position or "inline",
 				virt_text = {
-					{ " " .. icon .. " ", set_hl(hl) },
+					{ icon_section, set_hl(hl) },
 					{ languageName .. " ", set_hl(config_table.name_hl) or set_hl(hl) },
-					{ string.rep(config_table.pad_char or " ", block_length - lang_width + ((config_table.pad_amount or 1) * 2)), set_hl(config_table.hl) },
+					{ string.rep(config_table.pad_char or " ", block_length - lang_width - vim.fn.strchars(rendered_info) + ((config_table.pad_amount or 1) * 2)), set_hl(config_table.hl) },
+					{ rendered_info, set_hl(config_table.info_hl or config_table.hl) },
 				},
 
 				sign_text = config_table.sign == true and icon or nil,
@@ -1097,7 +1120,7 @@ renderer.render_code_blocks = function (buffer, content, config_table)
 				virt_text = {
 					{ rendered_info, set_hl(config_table.info_hl or config_table.hl) },
 					{ string.rep(config_table.pad_char or " ", block_length - lang_width - vim.fn.strchars(rendered_info) + ((config_table.pad_amount or 1) * 2)), set_hl(config_table.hl) },
-					{ " " .. icon .. " ", set_hl(hl) },
+					{ icon_section, set_hl(hl) },
 					{ languageName .. " ", set_hl(config_table.name_hl) or set_hl(hl) },
 				},