28 lines
888 B
JavaScript
28 lines
888 B
JavaScript
import typechecker from 'typechecker'
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const customTypeChecker = Object.assign({}, typechecker) // typechecker is frozen
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// add custom types
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customTypeChecker.isPromise = function isPromise(obj) {
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return !!obj && (typeof obj === 'object' || typeof obj === 'function') && typeof obj.then === 'function'
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}
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customTypeChecker.isBuffer = function isBuffer(obj) {
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return !!obj.constructor && typeof obj.constructor.isBuffer === 'function' && obj.constructor.isBuffer(obj)
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}
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// Add custom types to typeMap
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let customTypeMap = {
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buffer: customTypeChecker.isBuffer,
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promise: customTypeChecker.isPromise
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}
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customTypeMap = Object.assign(customTypeMap, customTypeChecker.typeMap)
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customTypeChecker.getType = function customGetType(value, _typeMap) {
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return typechecker.getType(value, _typeMap || customTypeMap)
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}
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export default customTypeChecker
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export { customTypeChecker as type }
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