From b5f2bec12389ffaa4d05c9d1c3b5e2945c8e132e Mon Sep 17 00:00:00 2001 From: pushkin Date: Mon, 6 Apr 2020 15:57:55 +0200 Subject: [PATCH] missing exists check --- src/compiler/compile/render_dom/wrappers/IfBlock.ts | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/src/compiler/compile/render_dom/wrappers/IfBlock.ts b/src/compiler/compile/render_dom/wrappers/IfBlock.ts index 4dcbb43a39..fa81722bd9 100644 --- a/src/compiler/compile/render_dom/wrappers/IfBlock.ts +++ b/src/compiler/compile/render_dom/wrappers/IfBlock.ts @@ -361,7 +361,7 @@ export default class IfBlockWrapper extends Wrapper { parent_node: Identifier, _parent_nodes: Identifier, dynamic, - { name, anchor, has_else, has_transitions }, + { name, anchor, has_else, has_transitions, if_exists_condition }, detaching ) { const select_block_type = this.renderer.component.get_unique_name(`select_block_type`); @@ -490,7 +490,11 @@ export default class IfBlockWrapper extends Wrapper { `); } } else if (dynamic) { - block.chunks.update.push(b`${name}.p(#ctx, #dirty);`); + if (if_exists_condition) { + block.chunks.update.push(b`if (${if_exists_condition}) ${name}.p(#ctx, #dirty);`); + } else { + block.chunks.update.push(b`${name}.p(#ctx, #dirty);`); + } } block.chunks.destroy.push(