24 lines
910 B
TypeScript
24 lines
910 B
TypeScript
type IssueDetailBreadcrumb = {
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label: string;
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href: string;
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};
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type IssueDetailLocationState = {
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issueDetailBreadcrumb?: IssueDetailBreadcrumb;
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};
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function isIssueDetailBreadcrumb(value: unknown): value is IssueDetailBreadcrumb {
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if (typeof value !== "object" || value === null) return false;
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const candidate = value as Partial<IssueDetailBreadcrumb>;
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return typeof candidate.label === "string" && typeof candidate.href === "string";
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}
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export function createIssueDetailLocationState(label: string, href: string): IssueDetailLocationState {
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return { issueDetailBreadcrumb: { label, href } };
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}
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export function readIssueDetailBreadcrumb(state: unknown): IssueDetailBreadcrumb | null {
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if (typeof state !== "object" || state === null) return null;
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const candidate = (state as IssueDetailLocationState).issueDetailBreadcrumb;
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return isIssueDetailBreadcrumb(candidate) ? candidate : null;
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}
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