From b55797666a7ee9a98960603a152410951939aa6b Mon Sep 17 00:00:00 2001
From: Rich-Harris <richard.a.harris@gmail.com>
Date: Thu, 4 May 2017 09:23:09 -0400
Subject: [PATCH 1/2] failing test for #561

---
 .../component-yield-placement/Modal.html      |  6 +++++
 .../component-yield-placement/_config.js      | 25 +++++++++++++++++++
 .../component-yield-placement/main.html       | 15 +++++++++++
 3 files changed, 46 insertions(+)
 create mode 100644 test/runtime/samples/component-yield-placement/Modal.html
 create mode 100644 test/runtime/samples/component-yield-placement/_config.js
 create mode 100644 test/runtime/samples/component-yield-placement/main.html

diff --git a/test/runtime/samples/component-yield-placement/Modal.html b/test/runtime/samples/component-yield-placement/Modal.html
new file mode 100644
index 000000000000..0085a3ef7f97
--- /dev/null
+++ b/test/runtime/samples/component-yield-placement/Modal.html
@@ -0,0 +1,6 @@
+<div class='modal-background' on:click='destroy()'></div>
+
+<div class='modal'>
+	{{yield}}
+	<button on:click='destroy()'>close modal</button>
+</div>
\ No newline at end of file
diff --git a/test/runtime/samples/component-yield-placement/_config.js b/test/runtime/samples/component-yield-placement/_config.js
new file mode 100644
index 000000000000..6e5a7d4b7355
--- /dev/null
+++ b/test/runtime/samples/component-yield-placement/_config.js
@@ -0,0 +1,25 @@
+export default {
+	data: {
+		showModal: true
+	},
+
+	html: `
+		<div class='modal-background'></div>
+
+		<div class='modal'>
+			<h2>Hello!</h2>
+			<button>close modal</button>
+		</div>
+	`,
+
+	test ( assert, component, target, window ) {
+		const button = target.querySelector( 'button' );
+		const click = new window.MouseEvent( 'click' );
+
+		button.dispatchEvent( click );
+
+		assert.htmlEqual( target.innerHTML, `
+			<button>show modal</button>
+		`);
+	}
+};
diff --git a/test/runtime/samples/component-yield-placement/main.html b/test/runtime/samples/component-yield-placement/main.html
new file mode 100644
index 000000000000..ac8366a9c7a3
--- /dev/null
+++ b/test/runtime/samples/component-yield-placement/main.html
@@ -0,0 +1,15 @@
+{{#if showModal}}
+	<Modal on:destroy='set({ showModal: false })'>
+		<h2>Hello!</h2>
+	</Modal>
+{{else}}
+	<button on:click='set({ showModal: true })'>show modal</button>
+{{/if}}
+
+<script>
+	import Modal from './Modal.html';
+
+	export default {
+		components: { Modal }
+	};
+</script>
\ No newline at end of file

From dd2e5e8b2b80346c9ad5e7aa1d0e42cc888cc1d4 Mon Sep 17 00:00:00 2001
From: Rich-Harris <richard.a.harris@gmail.com>
Date: Thu, 4 May 2017 09:34:07 -0400
Subject: [PATCH 2/2] mount yield blocks immediately, if yield has a parent
 node (fixes #561)

---
 src/generators/dom/visitors/YieldTag.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/generators/dom/visitors/YieldTag.js b/src/generators/dom/visitors/YieldTag.js
index aa95cd284e07..81dcb3ad5314 100644
--- a/src/generators/dom/visitors/YieldTag.js
+++ b/src/generators/dom/visitors/YieldTag.js
@@ -1,9 +1,11 @@
 export default function visitYieldTag ( generator, block, state ) {
-	block.builders.mount.addLine(
-		`${block.component}._yield && ${block.component}._yield.mount( ${state.parentNode || block.target}, null );`
+	const parentNode = state.parentNode || block.target;
+
+	( state.parentNode ? block.builders.create : block.builders.mount ).addLine(
+		`if ( ${block.component}._yield ) ${block.component}._yield.mount( ${parentNode}, null );`
 	);
 
 	block.builders.destroy.addLine(
-		`${block.component}._yield && ${block.component}._yield.destroy( detach );`
+		`if ( ${block.component}._yield ) ${block.component}._yield.destroy( detach );`
 	);
 }
\ No newline at end of file