24 lines
500 B
Plaintext
24 lines
500 B
Plaintext
"use strict";
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var keys = require("../keys")
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, value = require("../valid-value")
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, max = Math.max;
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module.exports = function (dest, src /*, …srcn*/) {
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var error, i, length = max(arguments.length, 2), assign;
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dest = Object(value(dest));
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assign = function (key) {
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try {
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dest[key] = src[key];
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} catch (e) {
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if (!error) error = e;
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}
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};
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for (i = 1; i < length; ++i) {
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src = arguments[i];
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keys(src).forEach(assign);
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}
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if (error !== undefined) throw error;
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return dest;
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};
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