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22 lines
483 B
22 lines
483 B
'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, l = 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 { dest[key] = src[key]; } 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 < l; ++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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