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23 lines
500 B
23 lines
500 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, 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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