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67 lines
1.4 KiB
67 lines
1.4 KiB
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# level-errors |
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<img alt="LevelDB Logo" height="100" src="http://leveldb.org/img/logo.svg"> |
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**Error module for [LevelUP](https://github.com/rvagg/node-levelup)** |
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[](https://travis-ci.org/Level/errors) [](https://greenkeeper.io/) |
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## Usage |
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```js |
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var levelup = require('levelup') |
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var errors = levelup.errors |
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levelup('./db', { createIfMissing: false }, function (err, db) { |
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if (err instanceof errors.OpenError) { |
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console.log('open failed because expected db to exist') |
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} |
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}) |
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``` |
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## API |
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### .LevelUPError() |
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Generic error base class. |
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### .InitializationError() |
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Error initializing the database, like when the database's location argument is missing. |
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### .OpenError() |
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Error opening the database. |
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### .ReadError() |
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Error reading from the database. |
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### .WriteError() |
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Error writing to the database. |
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### .NotFoundError() |
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Data not found error. |
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Has extra properties: |
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- `notFound`: `true` |
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- `status`: 404 |
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### .EncodingError() |
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Error encoding data. |
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## Publishers |
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* [@ralphtheninja](https://github.com/ralphtheninja) |
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* [@juliangruber](https://github.com/juliangruber) |
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## License & copyright |
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Copyright (c) 2012-2017 LevelUP contributors. |
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LevelUP is licensed under the MIT license. All rights not explicitly granted in the MIT license are reserved. See the included LICENSE.md file for more details.
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