17 lines
396 B
Plaintext
17 lines
396 B
Plaintext
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// Run-time checking of preconditions.
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function fail(message) {
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throw new Error(message);
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}
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// Precondition function that checks if the given predicate is true.
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// If not, it will throw an error.
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function argument(predicate, message) {
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if (!predicate) {
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fail(message);
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}
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}
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export { fail, argument, argument as assert };
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export default { fail, argument, assert: argument };
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