28 lines
817 B
Crystal
28 lines
817 B
Crystal
module Kemal
|
|
# Uses `STDOUT` by default and handles the logging of request/response process time.
|
|
class LogHandler < Kemal::BaseLogHandler
|
|
def initialize(@io : IO = STDOUT)
|
|
end
|
|
|
|
def call(context : HTTP::Server::Context)
|
|
elapsed_time = Time.measure { call_next(context) }
|
|
elapsed_text = elapsed_text(elapsed_time)
|
|
@io << Time.utc << ' ' << context.response.status_code << ' ' << context.request.method << ' ' << context.request.resource << ' ' << elapsed_text << '\n'
|
|
@io.flush
|
|
context
|
|
end
|
|
|
|
def write(message : String)
|
|
@io << message
|
|
@io.flush
|
|
@io
|
|
end
|
|
|
|
private def elapsed_text(elapsed)
|
|
millis = elapsed.total_milliseconds
|
|
return "#{millis.round(2)}ms" if millis >= 1
|
|
|
|
"#{(millis * 1000).round(2)}µs"
|
|
end
|
|
end
|
|
end
|