_wks-define.js 439 B

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  1. var global = require('./_global')
  2. , core = require('./_core')
  3. , LIBRARY = require('./_library')
  4. , wksExt = require('./_wks-ext')
  5. , defineProperty = require('./_object-dp').f;
  6. module.exports = function(name){
  7. var $Symbol = core.Symbol || (core.Symbol = LIBRARY ? {} : global.Symbol || {});
  8. if(name.charAt(0) != '_' && !(name in $Symbol))defineProperty($Symbol, name, {value: wksExt.f(name)});
  9. };