9 lines
253 B
JavaScript
Executable file
9 lines
253 B
JavaScript
Executable file
var concat = require('../array/virtual/concat');
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var ArrayPrototype = Array.prototype;
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module.exports = function (it) {
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var own = it.concat;
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return it === ArrayPrototype || (it instanceof Array && own === ArrayPrototype.concat) ? concat : own;
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};
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