@sgohlke/funpara/build/index.mjs

Function parameter library for coding and testing

//#region src/index.ts
/**
* Returns a DateFunction that returns the current date.
* Can for example be used to get the current date when logging.
* @returns DateFunction function returning the current data
*/
function nowDateFunction() {
	return () => /* @__PURE__ */ new Date();
}
/**
* Returns a DateFunction that returns a fixed date.
* Can for example be used to get a fixed date for testing.
* @param dateString fixed date string
* @returns DateFunction function returning the fixed date
*/
function fixedDateFunction(dateString) {
	return () => new Date(dateString);
}
/**
* Test date
* '1001-01-01T00:00:00.000Z'
* as ISO Date string. Can be used to ease and unify testing.
*/
const testDateString = "1001-01-01T00:00:00.000Z";
/**
* DateFunction that returns the test date.
* Can for example be used to always get the date when testing.
*/
const testDateFunction = fixedDateFunction(testDateString);
/**
* Returns a FetchFunction that always returns a fixed response.
* Can for example be used to get a fixed Response for testing.
* @param bodyInit body for the response
* @param init response init
* @returns FetchFunction function returning the fixed Response
*/
function fixedResponseFetchFunction(bodyInit, init) {
	return () => Promise.resolve(new Response(bodyInit, init));
}
/**
* FetchFunction that returns a fixed Response with and empty body and status 400 (Bad Request).
*/
const badRequestFetchFunction = fixedResponseFetchFunction(void 0, { status: 400 });
/**
* FetchFunction that returns a fixed Response with and empty body and status 404 (Not Found).
*/
const notFoundFetchFunction = fixedResponseFetchFunction(void 0, { status: 404 });
/**
* FetchFunction that returns a fixed Response with and empty body and status 500 (Internal Server Error).
*/
const internalServerErrorFetchFunction = fixedResponseFetchFunction(void 0, { status: 500 });
/**
* FetchFunction that returns a fixed Response with broken JSON (missing bracket)
*/
const brokenJSONFetchFunction = fixedResponseFetchFunction("{\"data\": {\"message\": \"Missing bracket\"}", {
	headers: { "Content-Type": "application/json" },
	status: 200
});
/**
* FetchFunction that returns a fixed Response with an unknown
* Content-Type ('application/unknown')
*/
const unknownContentTypeFetchFunction = fixedResponseFetchFunction(void 0, {
	headers: { "Content-Type": "application/unknown" },
	status: 200
});
/**
* FetchFunction that returns a fixed Response that throws a Timeout error.
*/
const timeoutFetchFunction = () => new Promise(() => {
	throw new Error("Connection failed ETIMEDOUT");
});
/**
* FetchFunction that returns a fixed Response with an AggregateError.
*/
const aggregateErrorFetchFunction = fixedResponseFetchFunction("{\"errors\":[{\"message\":\"aaa The first error!, The second error!\", \"originalError\": {\"errors\": [{\"message\":\"The first error!\"}, {\"message\":\"The second error!\"}  ] }  }]}", {
	headers: { "Content-Type": "application/json" },
	status: 200
});
/**
* FetchFunction that returns a fixed Response that GraphQL introspection is disabled.
*/
const graphQLIntrospectionDisabledFetchFunction = fixedResponseFetchFunction("{\"errors\": [ { \"message\": \"Introspection is disabled\"}],\"data\": null}", { status: 200 });
/**
* FetchFunction that returns a fixed Response with an invalid GraphQL schema.
*/
const graphQLInvalidSchemaFetchFunction = fixedResponseFetchFunction("{\"data\": {\"__schema\":\"NotAGraphQLSchema\", \"_service\": {\"sdl\":\"NotAGraphQLSchema\"}}}", { status: 200 });
/**
* FetchFunction that returns a fixed Response with an invalid GraphQL body.
*/
const graphQLInvalidBodyFetchFunction = fixedResponseFetchFunction("{\"message\": \"I am not GraphQL!\"}", { status: 200 });
/**
* Exit function that does not exit the process but throws an error instead
* Can be used in testing to avoid the tests exiting the application.
* @param {number} code The exit code to be thrown in the error
* @returns {never} Does not return anything but throws an error with the message
* "Exit function was called with code CODE" where CODE is the given code.
*/
const doNotExitFunction = (code) => {
	throw new Error(`Exit function was called with code ${code}`);
};
/**
* TimeoutFunction that does not call the callback function but returns a fixed timeout ID 1.
* Can be used in testing to avoid the tests waiting for the timeout to finish.
* @returns {number} Fixed timeout ID 1
*/
const noCallbackTimeoutFunction = () => 1;

//#endregion
export { aggregateErrorFetchFunction, badRequestFetchFunction, brokenJSONFetchFunction, doNotExitFunction, fixedDateFunction, fixedResponseFetchFunction, graphQLIntrospectionDisabledFetchFunction, graphQLInvalidBodyFetchFunction, graphQLInvalidSchemaFetchFunction, internalServerErrorFetchFunction, noCallbackTimeoutFunction, notFoundFetchFunction, nowDateFunction, testDateFunction, testDateString, timeoutFetchFunction, unknownContentTypeFetchFunction };
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