tusk-mastodon
Version:
Async Mastodon API client for node
58 lines (52 loc) • 1.78 kB
JavaScript
/**
* For each `/:param` fragment in path, move the value in params
* at that key to path. If the key is not found in params, throw.
*
* @param {Object} params Object used to build path.
* @param {string} path String to transform.
* @return {string} Modified path
*/
exports.moveParamsIntoPath = (params, path) => {
const rgxParam = /\/:(\w+)/g;
return path.replace(rgxParam, (hit) => {
const paramName = hit.slice(2);
const suppliedVal = params[paramName];
if (!suppliedVal) {
throw new Error(`Mastodon: Params object is missing a required parameter for this request: ${paramName}`);
}
delete params[paramName];
return `/${suppliedVal}`;
});
};
/**
* Attach error information from the response body to the error object.
*
* @param {Error} err Error instance to which body info will be attached.
* @param {Object} body JSON object that is the deserialized HTTP response body received from Mastodon.
*/
exports.attachBodyInfoToError = (err, body) => {
err.mastodonReply = body;
if (!body) return;
err.allErrors = err.allErrors || []; // Ensure allErrors is an array
if (body.error) {
err.message = body.error;
err.allErrors.push(body);
} else if (body.errors && body.errors.length) {
err.message = body.errors[0].message;
err.code = body.errors[0].code;
err.allErrors.push(...body.errors);
}
};
/**
* Create a new Mastodon error object.
*
* @param {string} [message] Optional error message.
* @return {Error} A new error object.
*/
exports.makeMastodonError = (message) => {
const err = new Error(message || "");
err.code = null;
err.allErrors = [];
err.mastodonReply = null;
return err;
};