From b52a9d0b6a2c15b1bebbd5ffa5481fdf25148556 Mon Sep 17 00:00:00 2001
From: pommicket <pommicket@gmail.com>
Date: Tue, 9 Sep 2025 14:32:21 -0400
Subject: Add list parsing test, fix list parsing

---
 src/lib.rs | 21 +++++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

(limited to 'src/lib.rs')

diff --git a/src/lib.rs b/src/lib.rs
index 3e3c8d6..ffd8235 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -5,6 +5,7 @@
 #![warn(clippy::redundant_closure_for_method_calls)]
 
 extern crate alloc;
+use alloc::borrow::ToOwned;
 use alloc::boxed::Box;
 use alloc::string::String;
 use alloc::sync::Arc;
@@ -271,10 +272,24 @@ fn parse_bool(location: &Location, string: &str) -> Result<bool> {
 fn parse_list(string: &str) -> Vec<String> {
 	let mut list = vec![];
 	let mut item = String::new();
+	let mut push = |item: &mut String, push_empty: bool| {
+		let mut item = take(item);
+		while item.ends_with([' ', '\t']) {
+			item.pop();
+		}
+		let leading_space_stripped = item.trim_start_matches([' ', '\t']);
+		if push_empty || !leading_space_stripped.is_empty() {
+			list.push(if leading_space_stripped.len() == item.len() {
+				item
+			} else {
+				leading_space_stripped.to_owned()
+			});
+		}
+	};
 	let mut chars = string.chars();
 	while let Some(c) = chars.next() {
 		if c == ',' {
-			list.push(item);
+			push(&mut item, true);
 			item = String::new();
 		} else if c == '\\' {
 			if let Some(next) = chars.next() {
@@ -292,9 +307,7 @@ fn parse_list(string: &str) -> Vec<String> {
 			item.push(c);
 		}
 	}
-	if !item.is_empty() {
-		list.push(item);
-	}
+	push(&mut item, false);
 	list
 }
 
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