22 lines
818 B
TypeScript
22 lines
818 B
TypeScript
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import deepmerge from "deepmerge";
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const overwriteMerge = (destinationArray: unknown[], sourceArray: unknown[]) => sourceArray;
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/**
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* returns a new json-schema, where properties are combined and arrays are replaced
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*/
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export default <T>(a: Partial<T>, b: Partial<T>): T =>
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deepmerge(a, b, { arrayMerge: overwriteMerge });
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// var d = c.filter((item, pos) => c.indexOf(item) === pos)
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const mergeUniqueItems = (destinationArray: unknown[], sourceArray: unknown[]) => {
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const all = destinationArray.concat(sourceArray);
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return all.filter((item, pos) => all.indexOf(item) === pos);
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};
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/**
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* returns a new json-schema, where properties are combined and arrays are replaced
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*/
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export const mergeArraysUnique = <T>(a: Partial<T>, b: Partial<T>): T =>
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deepmerge(a, b, { arrayMerge: mergeUniqueItems });
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