flash is a Gleam package enabling structured logging in both Erlang and JavaScript environments.
gleam add flash
With the default text writer output:
import flash.{InfoLevel, GroupAttr, StringAttr}
pub fn main() {
flash.new(InfoLevel, flash.text_writer)
|> flash.with_group("request")
|> flash.with_attrs([
StringAttr("method", "POST"),
StringAttr("path", "/user/create"),
StringAttr("id", "foobar"),
])
|> flash.info("request")
}21:24:12 INFO request request.id=foobar request.method=POST request.path=/user/create
With the default json writer output:
import flash.{InfoLevel, GroupAttr, StringAttr}
pub fn main() {
flash.new(InfoLevel, flash.json_writer)
|> flash.with_group("request")
|> flash.with_attrs([
StringAttr("method", "POST"),
StringAttr("path", "/user/create"),
StringAttr("id", "foobar"),
])
|> flash.info("request")
}{"level":"info","time":"2024-03-12T21:25:03.022-04:00","message":"request","request":{"id":"foobar","method":"POST","path":"/user/create"}}
ln -s $(pwd)/.hooks/pre-commit .git/hooks/pre-commit
gleam format
gleam build
gleam test