fix: inline_fragment silently returning only leading whitespace when the input starts with whitespace

Signed-off-by: Dmitry Dygalo <dmitry@dygalo.dev>

Author: Stranger6667

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## [Unreleased]
 
+### Fixed
+
+- `inline_fragment` silently returning only leading whitespace when the input starts with whitespace. [#692](https://github.com/Stranger6667/css-inline/issues/692)
+
 ## [0.20.1] - 2026-03-26
 
 ### Changed

bindings/c/CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## [Unreleased]
 
+### Fixed
+
+- `inline_fragment` silently returning only leading whitespace when the input starts with whitespace. [#692](https://github.com/Stranger6667/css-inline/issues/692)
+
 ## [0.20.1] - 2026-03-26
 
 ### Changed

bindings/java/CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## [Unreleased]
 
+### Fixed
+
+- `inlineFragment` silently returning only leading whitespace when the input starts with whitespace. [#692](https://github.com/Stranger6667/css-inline/issues/692)
+
 ## [0.20.1] - 2026-03-26
 
 ### Changed

bindings/javascript/CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## [Unreleased]
 
+### Fixed
+
+- `inlineFragment` silently returning only leading whitespace when the input starts with whitespace. [#692](https://github.com/Stranger6667/css-inline/issues/692)
+
 ## [0.20.1] - 2026-03-26
 
 ### Changed

bindings/javascript/__test__/index.spec.ts

@@ -181,7 +181,7 @@ h1 {
     color: blue;
 }`,
     ),
-    `<main>\n<h1 style="color: blue;">Hello</h1>\n<section>\n<p style="color: red;">who am i</p>\n</section>\n</main>`,
+    `<main>\n<h1 style="color: blue;">Hello</h1>\n<section>\n<p style="color: red;">who am i</p>\n</section>\n</main>\n`,
   );
 });
 

bindings/javascript/__test__/wasm.spec.ts

@@ -123,6 +123,6 @@ h1 {
     color: blue;
 }`,
     ),
-    `<main>\n<h1 style="color: blue;">Hello</h1>\n<section>\n<p style="color: red;">who am i</p>\n</section>\n</main>`,
+    `<main>\n<h1 style="color: blue;">Hello</h1>\n<section>\n<p style="color: red;">who am i</p>\n</section>\n</main>\n`,
   );
 });

bindings/php/CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## [Unreleased]
 
+### Fixed
+
+- `inline_fragment` silently returning only leading whitespace when the input starts with whitespace. [#692](https://github.com/Stranger6667/css-inline/issues/692)
+
 ## [0.20.1] - 2026-03-26
 
 ### Changed

bindings/python/CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## [Unreleased]
 
+### Fixed
+
+- `inline_fragment` silently returning only leading whitespace when the input starts with whitespace. [#692](https://github.com/Stranger6667/css-inline/issues/692)
+
 ## [0.20.1] - 2026-03-26
 
 ### Changed

bindings/ruby/CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## [Unreleased]
 
+### Fixed
+
+- `inline_fragment` silently returning only leading whitespace when the input starts with whitespace. [#692](https://github.com/Stranger6667/css-inline/issues/692)
+
 ## [0.20.1] - 2026-03-26
 
 ### Changed

css-inline/src/html/document.rs

@@ -284,10 +284,10 @@ impl Document {
 
     /// Remove all the children from node and append them to `new_parent`.
     pub(super) fn reparent_children(&mut self, node: NodeId, new_parent: NodeId) {
-        let mut next_child = self[node].first_child;
-        while let Some(child) = next_child {
+        // Re-read `first_child` each iteration: `append` calls `detach` internally, which clears
+        // `child.next_sibling` and updates `node.first_child` to the former second child.
+        while let Some(child) = self[node].first_child {
             self.append(new_parent, child);
-            next_child = self[child].next_sibling;
         }
     }