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29 lines
739 B
29 lines
739 B
type MapToValueIsEmptyFunction = { |
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[TypeName in keyof MapToType]: ( |
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value: MapToType[TypeName] | undefined, |
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) => boolean; |
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}; |
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const MAP_TO_VALUE_IS_EMPTY_FUNCTION: MapToValueIsEmptyFunction = { |
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number: (value = 0) => value === 0, |
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string: (value = '') => value.trim().length === 0, |
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undefined: () => true, |
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}; |
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const isEmpty = <TypeName extends keyof MapToType>( |
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values: Array<MapToType[TypeName] | undefined>, |
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{ not, fn = 'every' }: { not?: boolean; fn?: 'every' | 'some' } = {}, |
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): boolean => |
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values[fn]((value) => { |
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const type = typeof value as TypeName; |
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let result = MAP_TO_VALUE_IS_EMPTY_FUNCTION[type](value); |
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if (not) { |
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result = !result; |
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} |
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return result; |
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}); |
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export default isEmpty;
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