/proc/self/root/proc/self/root/var/runtime/node_modules/@aws-sdk/node_modules/wrappy
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# wrappy Callback wrapping utility ## USAGE ```javascriptvar wrappy = require("wrappy") // var wrapper = wrappy(wrapperFunction) // make sure a cb is called only once// See also: http://npm.im/once for this specific use casevar once = wrappy(function (cb) { var called = false return function () { if (called) return called = true return cb.apply(this, arguments) }}) function printBoo () { console.log('boo')}// has some rando propertyprintBoo.iAmBooPrinter = true var onlyPrintOnce = once(printBoo) onlyPrintOnce() // prints 'boo'onlyPrintOnce() // does nothing // random property is retained!assert.equal(onlyPrintOnce.iAmBooPrinter, true)```