| 1 | const utils = require('./utils');
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| 2 |
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| 3 | let defaultDepth = 3;
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| 4 | const matchDepthParameter =
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| 5 | typeof window !== 'undefined' &&
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| 6 | typeof window.location !== 'undefined' &&
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| 7 | window.location.search.match(/[?&]depth=(\d+)(?:$|&)/);
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| 8 |
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| 9 | if (matchDepthParameter) {
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| 10 | defaultDepth = parseInt(matchDepthParameter[1], 10);
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| 11 | } else {
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| 12 | const defaultDepthFromEnv = utils.getEnv('UNEXPECTED_DEPTH');
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| 13 | if (defaultDepthFromEnv) {
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| 14 | defaultDepth = parseInt(defaultDepthFromEnv, 10);
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| 15 | }
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| 16 | }
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| 17 | module.exports = defaultDepth;
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