fix insertBefore

patricklx · patricklx · commit b9b8015116d6 · 2024-02-12T10:13:54.000+01:00
diff --git a/packages/@glimmer/runtime/lib/vm/element-builder.ts b/packages/@glimmer/runtime/lib/vm/element-builder.ts
@@ -220,7 +220,7 @@ export class NewElementBuilder implements ElementBuilder {
     const block = this.__pushRemoteElement(element, guid, insertBefore);
     if (this.env.debugRenderTree) {
       const namedArgs: Record<string, Reference> = {};
-      if (insertBefore) {
+      if (insertBefore !== undefined) {
         namedArgs['insertBefore'] = createConstRef(insertBefore, false);
       }
       this.env.debugRenderTree.create(block, {

Original file line number	Diff line number	Diff line change
`@@ -220,7 +220,7 @@ export class NewElementBuilder implements ElementBuilder {`
`220`	`220`	`const block = this.__pushRemoteElement(element, guid, insertBefore);`
`221`	`221`	`if (this.env.debugRenderTree) {`
`222`	`222`	`const namedArgs: Record<string, Reference> = {};`
`223`		`- if (insertBefore) {`
	`223`	`+ if (insertBefore !== undefined) {`
`224`	`224`	`namedArgs['insertBefore'] = createConstRef(insertBefore, false);`
`225`	`225`	`}`
`226`	`226`	`this.env.debugRenderTree.create(block, {`