Function checkArg

checkArg<T>(parameter, value): ArgumentChecker<T>

Provides a fluent interface for checking preconditions on method arguments.

Type Parameters

T

Parameters

parameter: string
The name of the method parameter.
value: T
The argument value to check.

Returns ArgumentChecker<T>

Example

function myFunction(name, email, age) {
        checkArg("name", name).isNotMissing().isNotEmpty();
        checkArg("email", email).matches(".+@.+..+");
        checkArg("age", age).isGreaterThanOrEqualTo(
            18,
            "No minors allowed."
        );

        // ...
    }