Differential D6390 Diff 22250 lib/shared/typeahead-utils.js

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lib/shared/typeahead-utils.js

Show All 9 Lines	export type TypeaheadMatchedStrings = {
+usernamePrefix: string,		+usernamePrefix: string,
};		};

export type Selection = {		export type Selection = {
+start: number,		+start: number,
+end: number,		+end: number,
};		};

		function getTypeaheadRegexMatches(
		text: string,
		selection: Selection,
		regex: RegExp,
		): null \| RegExp$matchResult {
		if (
		selection.start === selection.end &&
		(selection.start === text.length \|\| /\s/.test(text[selection.end]))
		) {
		return text.slice(0, selection.start).match(regex);
		}
		return null;
		}

function getTypeaheadUserSuggestions(		function getTypeaheadUserSuggestions(
userSearchIndex: SearchIndex,		userSearchIndex: SearchIndex,
threadMembers: $ReadOnlyArray<RelativeMemberInfo>,		threadMembers: $ReadOnlyArray<RelativeMemberInfo>,
viewerID: ?string,		viewerID: ?string,
usernamePrefix: string,		usernamePrefix: string,
): $ReadOnlyArray<RelativeMemberInfo> {		): $ReadOnlyArray<RelativeMemberInfo> {
const userIDs = userSearchIndex.getSearchResults(usernamePrefix);		const userIDs = userSearchIndex.getSearchResults(usernamePrefix);
const usersInThread = threadOtherMembers(threadMembers, viewerID);		const usersInThread = threadOtherMembers(threadMembers, viewerID);
Show All 23 Lines	): {
const newText =		const newText =
textBeforeAtSymbol + '@' + stringForUserExplicit(user) + newSuffixText;		textBeforeAtSymbol + '@' + stringForUserExplicit(user) + newSuffixText;

const newSelectionStart = newText.length - newSuffixText.length + 1;		const newSelectionStart = newText.length - newSuffixText.length + 1;

return { newText, newSelectionStart };		return { newText, newSelectionStart };
}		}

export { getTypeaheadUserSuggestions, getNewTextAndSelection };		export {
		getTypeaheadUserSuggestions,
		getNewTextAndSelection,
		getTypeaheadRegexMatches,
		};