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49 lines
1.2 KiB
JavaScript
49 lines
1.2 KiB
JavaScript
//#region src/predicate/predicate.ts
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function isString(value) {
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return typeof value === "string";
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}
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function isNumber(value) {
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return typeof value === "number";
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}
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function isBoolean(value) {
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return typeof value === "boolean";
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}
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function isFunction(value) {
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return typeof value === "function";
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}
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function isNull(value) {
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return value === null;
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}
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function isUndefined(value) {
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return typeof value === "undefined";
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}
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function isNil(value) {
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return value == null;
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}
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function isPromise(value) {
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return value instanceof Promise;
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}
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/**
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* Check if a value is an object, excluding null.
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*/
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function isObject(value) {
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return value !== null && typeof value === "object";
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}
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/**
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* Check if a value is a plain object (not a class instance like Date, Map, etc).
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*/
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function isPlainObject(value) {
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if (!isObject(value)) return false;
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const proto = Object.getPrototypeOf(value);
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return proto === null || proto === Object.prototype;
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}
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/**
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* Check if a value is an AbortError.
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*/
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function isAbortError(value) {
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return value instanceof Error && value.name === "AbortError";
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}
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//#endregion
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export { isAbortError, isBoolean, isFunction, isNil, isNull, isNumber, isObject, isPlainObject, isPromise, isString, isUndefined };
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//# sourceMappingURL=predicate.js.map
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