prompt displays jobs

scripts/prompt/src/main.zig

@@ -8,6 +8,7 @@ const fish_code =
     \\    set -x MZPROMPT_STATUS $status
     \\    set -x MZPROMPT_FISH_MODE $fish_bind_mode
     \\    set -x MZPROMPT_DURATION $CMD_DURATION
+    \\    set -x MZPROMPT_JOBS (count (jobs))
     \\    {s} show
     \\end
 ;
@@ -37,6 +38,12 @@ pub fn main() !void {
                     return error.MissingEnv,
                 10,
             ),
+            .jobs = try std.fmt.parseInt(
+                u32,
+                std.os.getenv("MZPROMPT_JOBS") orelse
+                    return error.MissingEnv,
+                10,
+            ),
         };
 
         var buf = std.BoundedArray(u8, 1024 * 8).init(0) catch unreachable;

scripts/prompt/src/prompt.zig

@@ -21,12 +21,14 @@ const symbols = struct {
     const home = "";
     const root = "";
     const watch = "";
+    const jobs = "";
 };
 
 pub const Options = struct {
     status: i16,
     mode: FishMode,
     duration: u32,
+    jobs: u32,
 };
 
 pub fn render(writer: anytype, options: Options) !void {
@@ -55,6 +57,7 @@ fn Renderer(comptime Writer: type) type {
             try self.writer.writeAll(symbols.top_left);
             try self.setStyle(.{ .background = left_color });
             try self.renderDuration();
+            try self.renderJobs();
             try self.renderCwd();
             self.renderGit() catch |err| {
                 switch (err) {
@@ -123,6 +126,16 @@ fn Renderer(comptime Writer: type) type {
             }
         }
 
+        fn renderJobs(self: *Self) !void {
+            if (self.options.jobs <= 0)
+                return;
+
+            try self.drawLeftSep(.Cyan);
+            try self.setStyle(.{ .background = .Cyan, .foreground = .Black });
+
+            try self.writer.print(" {s} {}", .{ symbols.jobs, self.options.jobs });
+        }
+
         fn renderCwd(self: *Self) !void {
             var cwd_buf: [512]u8 = undefined;
             const cwd = try std.os.getcwd(&cwd_buf);