| 1 | # istanbul-lib-source-maps
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| 2 |
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| 3 | [](https://travis-ci.org/istanbuljs/istanbuljs)
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| 4 |
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| 5 | Source map support for istanbuljs.
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| 6 |
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| 7 | ## Debugging
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| 8 |
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| 9 | _istanbul-lib-source-maps_ uses the [debug](https://www.npmjs.com/package/debug) module.
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| 10 | Run your application with the environment variable `DEBUG=istanbuljs`, to receive debug
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| 11 | output.
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