argo-cd

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export function hashCode(str: string) {
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    let hash = 0;
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    for (let i = 0; i < str.length; i++) {
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        // tslint:disable-next-line:no-bitwise
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        hash = ~~((hash << 5) - hash + str.charCodeAt(i));
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    }
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    return hash;
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}
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// concatMaps merges two maps. Later args take precedence where there's a key conflict.
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export function concatMaps(...maps: (Map<string, string> | null)[]): Map<string, string> {
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    const newMap = new Map<string, string>();
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    for (const map of maps) {
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        if (map) {
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            for (const entry of Object.entries(map)) {
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                newMap.set(entry[0], entry[1]);
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            }
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        }
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    }
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    return newMap;
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}
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export function isValidURL(url: string): boolean {
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    try {
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        const parsedUrl = new URL(url);
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        return parsedUrl.protocol !== 'javascript:' && parsedUrl.protocol !== 'data:' && parsedUrl.protocol !== 'vbscript:';
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    } catch (TypeError) {
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        try {
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            // Try parsing as a relative URL.
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            const parsedUrl = new URL(url, window.location.origin);
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            return parsedUrl.protocol !== 'javascript:' && parsedUrl.protocol !== 'data:' && parsedUrl.protocol !== 'vbscript:';
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        } catch (TypeError) {
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            return false;
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        }
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    }
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}
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