35 lines
729 B
JavaScript
35 lines
729 B
JavaScript
function override(source1, source2) {
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var target = {};
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var key1;
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var key2;
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var item;
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for (key1 in source1) {
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item = source1[key1];
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if (Array.isArray(item)) {
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target[key1] = item.slice(0);
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} else if (typeof item == 'object' && item !== null) {
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target[key1] = override(item, {});
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} else {
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target[key1] = item;
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}
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}
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for (key2 in source2) {
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item = source2[key2];
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if (key2 in target && Array.isArray(item)) {
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target[key2] = item.slice(0);
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} else if (key2 in target && typeof item == 'object' && item !== null) {
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target[key2] = override(target[key2], item);
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} else {
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target[key2] = item;
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}
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}
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return target;
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}
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module.exports = override;
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