feat(list-languages): add colored file type icons

build.zig

@@ -509,6 +509,7 @@ pub fn build_exe(
     exe.root_module.addImport("renderer", renderer_mod);
     exe.root_module.addImport("input", input_mod);
     exe.root_module.addImport("syntax", syntax_mod);
+    exe.root_module.addImport("color", color_mod);
     exe.root_module.addImport("version_info", b.createModule(.{ .root_source_file = version_info_file }));
 
     if (target.result.os.tag == .windows) {

src/list_languages.zig

@@ -1,6 +1,7 @@
 const std = @import("std");
 const syntax = @import("syntax");
 const builtin = @import("builtin");
+const RGB = @import("color").RGB;
 
 const bin_path = @import("bin_path.zig");
 
@@ -23,7 +24,7 @@ pub fn list(allocator: std.mem.Allocator, writer: anytype, tty_config: std.io.tt
     }
 
     try tty_config.setColor(writer, .yellow);
-    try write_string(writer, "Language", max_language_len + 1);
+    try write_string(writer, "    Language", max_language_len + 1 + 4);
     try write_string(writer, "Extensions", max_extensions_len + 1 + checkmark_width);
     try write_string(writer, "Language Server", max_langserver_len + 1 + checkmark_width);
     try write_string(writer, "Formatter", null);
@@ -31,6 +32,11 @@ pub fn list(allocator: std.mem.Allocator, writer: anytype, tty_config: std.io.tt
     try writer.writeAll("\n");
 
     for (syntax.FileType.file_types) |file_type| {
+        try writer.writeAll(" ");
+        try setColorRgb(writer, file_type.color);
+        try writer.writeAll(file_type.icon);
+        try tty_config.setColor(writer, .reset);
+        try writer.writeAll("  ");
         try write_string(writer, file_type.name, max_language_len + 1);
         try write_segmented(writer, file_type.extensions, ",", max_extensions_len + 1, tty_config);
 
@@ -99,3 +105,9 @@ fn can_execute(allocator: std.mem.Allocator, binary_name: []const u8) bool {
     defer if (resolved_binary_path) |path| allocator.free(path);
     return resolved_binary_path != null;
 }
+
+fn setColorRgb(writer: anytype, color: u24) !void {
+    const fg_rgb_legacy = "\x1b[38;2;{d};{d};{d}m";
+    const rgb = RGB.from_u24(color);
+    try writer.print(fg_rgb_legacy, .{ rgb.r, rgb.g, rgb.b });
+}