13 lines
256 B
JavaScript
13 lines
256 B
JavaScript
/* eslint-disable no-console */
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'use strict'
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let printed = {}
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module.exports = function warnOnce(message) {
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if (printed[message]) return
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printed[message] = true
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if (typeof console !== 'undefined' && console.warn) {
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console.warn(message)
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}
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}
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