40 lines
1014 B
Racket
40 lines
1014 B
Racket
#lang racket/base
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(require racket/match)
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(provide matrix-root-logger
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matrix-log)
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(define matrix-root-logger (make-logger 'typed-matrix #f))
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;; WARNING: duplicated in log-typed.rkt
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(define-syntax matrix-log
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(syntax-rules ()
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[(_ level-exp message)
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(let ((level level-exp))
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(when (log-level? matrix-root-logger level)
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(log-message matrix-root-logger level message #f)))]
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[(_ level format-string exp ...)
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(matrix-log level (format format-string exp ...))]))
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(define (level-code level)
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(match level
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['debug "D"]
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['info "I"]
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['warning "W"]
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['error "E"]
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['fatal "F"]
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[other (symbol->string other)]))
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(match (getenv "MATRIX_LOG")
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[#f (void)]
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[str (let ((level (string->symbol str)))
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(define receiver (make-log-receiver matrix-root-logger level))
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(thread
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(lambda ()
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(let loop ()
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(match (sync receiver)
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[(vector level message data event-name)
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(fprintf (current-error-port) "~a/~a\n" (level-code level) message)])
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(loop)))))])
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