| 1 | 1to2 naively converts source code files from NAN 1 to NAN 2. There will be erroneous conversions,
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| 2 | false positives and missed opportunities. The input files are rewritten in place. Make sure that
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| 3 | you have backups. You will have to manually review the changes afterwards and do some touchups.
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| 4 |
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| 5 | ```sh
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| 6 | $ tools/1to2.js
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| 7 |
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| 8 | Usage: 1to2 [options] <file ...>
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| 9 |
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| 10 | Options:
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| 11 |
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| 12 | -h, --help output usage information
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| 13 | -V, --version output the version number
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| 14 | ```
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