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import { IllegalArgumentException } from "@jonloucks/contracts-ts/auxiliary/IllegalArgumentException";
/**
* Check if given Contract is not null or invalid
*
* @param contract the Contract to check
* @param <T> the deliverable type
* @return a valid contract
* @throws IllegalArgumentException when invalid
*/
export const contractCheck: <T>(contract: OptionalType<T>)
=> RequiredType<T>
= <T>(contract: OptionalType<T>) => {
return presentCheck(contract, "Contract must be present.");
}
/**
* Check if given Contracts is not null or invalid
* @param contracts the Contracts to check
* @return a valid Contracts
*/
export const contractsCheck: <T>(contracts: OptionalType<T>)
=> RequiredType<T>
= <T>(contracts: OptionalType<T>) => {
return presentCheck(contracts, "Contracts must be present.");
}
/**
* Check if given Promisor is not null or invalid
*
* @param promisor the Promisor to check
* @param <T> the deliverable type
* @return a valid promisor
* @throws IllegalArgumentException when invalid
*/
export const promisorCheck: <T>(promisor: OptionalType<T>)
=> RequiredType<T>
= <T>(promisor: OptionalType<T>) => {
return presentCheck(promisor, "Promisor must be present.");
}
/**
* Check if given config is not null or invalid
*
* @param config the config to check
* @param <T> the type of config
* @return a valid config
* @throws IllegalArgumentException when invalid
*/
export const configCheck: <T>(config: OptionalType<T>)
=> RequiredType<T>
= <T>(config: OptionalType<T>) => {
return presentCheck(config, "Config must be present.");
}
/**
* Check if given type is not null or invalid
*
* @param {*} type the type to check
* @returns a valid type
*/
export const typeCheck: <T>(name: OptionalType<T>)
=> RequiredType<T>
= <T>(name: OptionalType<T>) => {
return presentCheck(name, "Type must be present.");
}
/**
* Check if given name is not null or invalid
*
* @param {*} name the name to check
* @returns a valid name
*/
export const nameCheck: <T>(name: OptionalType<T>)
=> RequiredType<T>
= <T>(name: T) => {
return presentCheck(name, "Name must be present.");
}
/**
* Check if given message is not null or invalid
*
* @param {*} value the message to check
* @returns a valid message
*/
export const messageCheck: <T>(value: OptionalType<T>)
=> RequiredType<T>
= <T>(value: OptionalType<T>) => {
return presentCheck(value, "Message must be present.");
}
/**
* Check if given instance is not null
*
* @param {*} value the instance to check
* @param {*} message the message used if an exception is thrown
* @returns the value passed
*/
export const presentCheck: <T>(value: OptionalType<T>, message: string)
=> RequiredType<T>
= <T>(value: OptionalType<T>, message: string) => {
return illegalCheck(value, isNotPresent(value), message) as RequiredType<T>;
};
/**
* Check if given instance is not null
*
* @param {*} value the instance to check
* @param {*} failed if true an IllegalArgumentException is thrown
* @param {*} message the message used if an exception is thrown
* @returns the value passed in
*/
export const illegalCheck: <T>(value: T, failed: boolean, message: string)
=> T
= <T>(value: T, failed: boolean, message: string) => {
if (isNotPresent(message)) {
throw new IllegalArgumentException("Message for illegal check must be present.");
}
if (failed) {
throw new IllegalArgumentException(message);
}
return value;
};
/**
* explicity mark a value as used to avoid compiler warnings
* useful for "using" variable which are used for disposal or other side-effects
* but not directly referenced in code.
*
* @param value the value which you wish to declare as used
*/
export const used: (value: unknown)
=> void
= (value: unknown) => { void value; } |