element-web/src/Typeguards.ts
alunturner 0d981326ac
RTE plain text mentions as pills (#10852)
* insert mentions as links styled as pills

* post merge fix and update test

* update comments, move typeguard out

* create a text node instead of setting innerText

* update test

* update test

* fix broken cypress test, remove .only

* make it able to deal with inserting in middle of blank lines

* update comment

* fix strict null error

* use typeguard

* avoid implicit truth check

* add hook tests

* add comment

* Update test/components/views/rooms/wysiwyg_composer/hooks/usePlainTextListeners-test.tsx

Co-authored-by: Andy Balaam <andy.balaam@matrix.org>

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Co-authored-by: Andy Balaam <andy.balaam@matrix.org>
2023-05-16 11:54:16 +00:00

23 lines
778 B
TypeScript

/*
Copyright 2023 The Matrix.org Foundation C.I.C.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
export function isNotNull<T>(arg: T): arg is Exclude<T, null> {
return arg !== null;
}
export function isNotUndefined<T>(arg: T): arg is Exclude<T, undefined> {
return arg !== undefined;
}