From 90f8fe7e538bb7e52d2558152a0390e693f39b11 Mon Sep 17 00:00:00 2001 From: Akihiko Odaki Date: Thu, 29 Mar 2018 01:20:40 +0900 Subject: Introduce processor --- src/server/web/app/common/scripts/contains.ts | 8 ++++++++ 1 file changed, 8 insertions(+) create mode 100644 src/server/web/app/common/scripts/contains.ts (limited to 'src/server/web/app/common/scripts/contains.ts') diff --git a/src/server/web/app/common/scripts/contains.ts b/src/server/web/app/common/scripts/contains.ts new file mode 100644 index 0000000000..a5071b3f25 --- /dev/null +++ b/src/server/web/app/common/scripts/contains.ts @@ -0,0 +1,8 @@ +export default (parent, child) => { + let node = child.parentNode; + while (node) { + if (node == parent) return true; + node = node.parentNode; + } + return false; +}; -- cgit v1.2.3-freya