32 lines
1.1 KiB
Markdown
32 lines
1.1 KiB
Markdown
# Available interfaces
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Utility methods for this package are split into groups
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- [bn](bn.md) Utility methods to convert to and from `BN` objects
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- [buffer](buffer.md) Utility methods to convert to and from `Buffer` objects
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- [ext](ext.md) Extensions to basic classes
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- [hex](hex.md) Internal utilities to create and test for hex values
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- [is](is.md) Type checking utilities
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- [jsonrpc](jsonrpc.md) Convenience functions for values from @polkadot/api-jsonrpc
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- [keccak](keccak.md) Create Keccak256 values as hex, string & buffer output
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- [number](number.md) Utility methods to convert to and from `number` values
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- [u8a](u8a.md) Utility methods to convert to and from `Uint8Array` objects
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# Available methods
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## Logger
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Creates a consistent log interface for messages
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```js
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logger (type: string): Logger
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```
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Returns a `Logger` that has `.log`, `.error` and `.warn` methods. Loggins is done with a consistent prefix (type of logger, date) followed by the actual message uning the underlying console.
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```js
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const l = require('@polkadot/util/logger')('test');
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l.log('blah'); // <date> TEST: blah
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``` |