eewing
26 lines
870 B
JavaScript
26 lines
870 B
JavaScript
export function isFunction(value) {
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return typeof value === "function";
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}
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export function isObject(value) {
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return value !== null && typeof value === "object";
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}
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const CLASS_VALUE_PRIMITIVE_TYPES = ["string", "number", "bigint", "boolean"];
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export function isClassValue(value) {
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// handle primitive types
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if (value === null || value === undefined)
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return true;
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if (CLASS_VALUE_PRIMITIVE_TYPES.includes(typeof value))
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return true;
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// handle arrays (ClassArray)
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if (Array.isArray(value))
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return value.every((item) => isClassValue(item));
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// handle objects (ClassDictionary)
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if (typeof value === "object") {
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// ensure it's a plain object and not some other object type
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if (Object.getPrototypeOf(value) !== Object.prototype)
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return false;
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return true;
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}
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return false;
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}
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