From f5ed8770acb3d1e2c382d92050d73090fa06ec96 Mon Sep 17 00:00:00 2001
From: CJ van den Berg <cj@vdbonline.com>
Date: Tue, 3 Aug 2021 17:31:39 +0200
Subject: [PATCH] Highlight default option in prompts

---
 src/lib.zig | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/lib.zig b/src/lib.zig
index e0465c878563237fdc1ab14fc79df9a3291d21e0..65bbd5a8f2647ce893fa367e4960ab8cebce43a7 100644
--- a/src/lib.zig
+++ b/src/lib.zig
@@ -43,6 +43,7 @@ fn clean(out: anytype, n: usize) !void {
 
 pub fn forEnum(out: anytype, in: anytype, comptime prompt: []const u8, alloc: *std.mem.Allocator, comptime options: type, default: ?options) !options {
     comptime std.debug.assert(@typeInfo(options) == .Enum);
+    const def: ?[]const u8 = if (default) |d| @tagName(d) else null;
 
     try out.print(comptime ansi.color.Fg(.Green, "? "), .{});
     try out.print(comptime ansi.color.Bold(prompt ++ " "), .{});
@@ -50,14 +51,17 @@ pub fn forEnum(out: anytype, in: anytype, comptime prompt: []const u8, alloc: *s
     try out.print(ansi.style.Faint ++ "(", .{});
     inline for (std.meta.fields(options)) |f, i| {
         if (i != 0) try out.print("/", .{});
-        try out.print(f.name, .{});
+        if (std.mem.eql(u8, f.name, def orelse "")) {
+            try out.print(ansi.style.ResetIntensity, .{});
+            try out.print(comptime ansi.color.Fg(.Cyan, f.name), .{});
+            try out.print(ansi.style.Faint, .{});
+        } else try out.print(f.name, .{});
     }
     try out.print(")" ++ ansi.style.ResetIntensity ++ " ", .{});
 
     var value: options = undefined;
     var i: usize = 0;
     while (true) {
-        const def: ?[]const u8 = if (default) |d| @tagName(d) else null;
         const p = try doprompt(out, in, alloc, def);
         defer if (!std.mem.eql(u8, p.value, def orelse "")) alloc.free(p.value);
 
-- 
2.54.0