Module `Logs_fmt`

Format colorful reporter for Logs.

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Reporter

val reporter : ?⁠pp_header:(Logs.level * string option) Fmt.t -> ?⁠app:Stdlib.Format.formatter -> ?⁠dst:Stdlib.Format.formatter -> unit -> Logs.reporter

reporter is like Logs.format_reporter except ANSI colors may be used in message header rendering if the formatters are configured to do so; see Fmt.set_style_renderer and Fmt_tty.

Consult a full command line setup example.

Colored message headers

val app_style : Fmt.style: app_style is the style used to render headers at app level.

val err_style : Fmt.style: err_style is the style used to render headers at error level.

val warn_style : Fmt.style: warn_style is the style used to render headers at warning level.

val info_style : Fmt.style: info_style is the style used to render headers at info level.

val debug_style : Fmt.style: debug_style is the style used to render headers at debug level.

val pp_header : (Logs.level * string option) Fmt.t: pp_header is like Logs.pp_header but may use ANSI colors if the formatter is configured to do so, see Fmt.set_style_renderer and Fmt_tty.