From 6bab265109546396730d84a4189610eca094c62a Mon Sep 17 00:00:00 2001
From: Julian Hurst <julian.hurst@digdash.com>
Date: Wed, 12 Mar 2025 15:20:19 +0100
Subject: Refactor and docs

---
 tui/widget/widget.ha | 19 ++++++++++++-------
 1 file changed, 12 insertions(+), 7 deletions(-)

diff --git a/tui/widget/widget.ha b/tui/widget/widget.ha
index dbbfa11..f2510c6 100644
--- a/tui/widget/widget.ha
+++ b/tui/widget/widget.ha
@@ -100,10 +100,18 @@ export fn print(w: *widget) void = {
 	fmt::fprintf(w.out, "\x1B[{};{}H", w.pos.0, w.pos.1)!;
 
 	let s = truncate_to_size(w);
+	defer free(s);
 
-	let sstyle = match (w.style) {
+	let sstyle = applystyles(w.style, s);
+	defer free(sstyle);
+
+	fmt::fprint(w.out, sstyle)!;
+};
+
+// Applies styling (style) to the given string
+fn applystyles(st: (*style | void), s: str) str = {
+	return match (st) {
 	case let st: *style =>
-		defer free(s);
 		let sborder = if (st.border) {
 			yield border(s);
 		} else {
@@ -116,12 +124,8 @@ export fn print(w: *widget) void = {
 		defer free(defcolor);
 		yield strings::concat(scolor, sborder, defcolor);
 	case void =>
-		yield s;
+		yield strings::dup(s);
 	};
-
-	defer free(sstyle);
-
-	fmt::fprint(w.out, sstyle)!;
 };
 
 // Truncates the text of the widget to the widget's size (rows and columns) and
@@ -148,6 +152,7 @@ fn truncate_to_size(w: *widget) str = {
 	return strings::dup(memio::string(&st)!);
 };
 
+// Add a border around a string
 fn border(s: str) str = {
 	let st = memio::dynamic();
 	defer io::close(&st)!;
-- 
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