httpsnippet-lite/dist/esm/helpers/headers.js

HTTP Request snippet generator for *most* languages

/**
 * Given a headers object retrieve a specific header out of it via a case-insensitive key.
 */
export const getHeaderName = (headers, name) => Object.keys(headers).find(header => header.toLowerCase() === name.toLowerCase());
/**
 * Given a headers object retrieve the contents of a header out of it via a case-insensitive key.
 */
export const getHeader = (headers, name) => {
    const headerName = getHeaderName(headers, name);
    if (!headerName) {
        return undefined;
    }
    return headers[headerName];
};
/**
 * Determine if a given case-insensitive header exists within a header object.
 */
export const hasHeader = (headers, name) => Boolean(getHeaderName(headers, name));
const mimeTypeJson = [
    'application/json',
    'application/x-json',
    'text/json',
    'text/x-json',
    '+json',
];
/**
 * Determines if a given mimetype is JSON, or a variant of such.
 */
export const isMimeTypeJSON = (mimeType) => mimeTypeJson.some(type => mimeType.includes(type));