34 lines
850 B
Markdown
34 lines
850 B
Markdown
# simple-log
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`simple-log` is a small convenience layer on top of Racket's logging system.
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It provides generated procedures for the standard log levels and supports
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logging to the display, a file, custom callbacks, and a filterable in-memory
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store.
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```racket
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#lang racket
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(require simple-log)
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(sl-def-log example)
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(define logs (sl-log-to-store 1000))
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(sl-log-to-display)
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(info-example "Started with ~a items" 3)
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(warn-example "An example warning")
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(sync-log-example)
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(sl-store->display
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(sl-store-grep-level logs 'warning))
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```
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Topic filters can select multiple topics or invert a match:
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```racket
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(sl-store-grep-topic logs '(webview webview-backend))
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(sl-store-grep-topic logs 'webview-backend #:invert? #t)
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```
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The Scribble manual documents logger definitions, destinations, log levels,
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synchronization, and all in-memory store operations.
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