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34 lines
1.5 KiB
34 lines
1.5 KiB
3 years ago
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import { Ono as OnoConstructor } from "./constructor";
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const singleton = ono;
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export { singleton as ono };
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ono.error = new OnoConstructor(Error);
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ono.eval = new OnoConstructor(EvalError);
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ono.range = new OnoConstructor(RangeError);
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ono.reference = new OnoConstructor(ReferenceError);
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ono.syntax = new OnoConstructor(SyntaxError);
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ono.type = new OnoConstructor(TypeError);
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ono.uri = new OnoConstructor(URIError);
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const onoMap = ono;
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/**
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* Creates a new error with the specified message, properties, and/or inner error.
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* If an inner error is provided, then the new error will match its type, if possible.
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*/
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function ono(...args) {
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let originalError = args[0];
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// Is the first argument an Error-like object?
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if (typeof originalError === "object" && typeof originalError.name === "string") {
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// Try to find an Ono singleton method that matches this error type
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for (let typedOno of Object.values(onoMap)) {
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if (typeof typedOno === "function" && typedOno.name === "ono") {
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let species = typedOno[Symbol.species];
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if (species && species !== Error && (originalError instanceof species || originalError.name === species.name)) {
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// Create an error of the same type
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return typedOno.apply(undefined, args);
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}
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}
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}
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}
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// By default, create a base Error object
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return ono.error.apply(undefined, args);
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}
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//# sourceMappingURL=singleton.js.map
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