ruby でメソッドの呼び出し状況をログ出力するのにこんな方法は如何? Util::Trace という module を定義し、 メソッド定義の先頭に Util::Trace.trace() を追加するだけ。 # -*- coding: utf-8 -*- require 'logger' module Util class Trace @@enable = true @@log = nil def self.log=(log) @@log = log end def self.enable=(bool) @@enable = bool end def self.trace(*arg) @@log.debug "#{caller.first} (#{arg.join(',')})" if @@enable && @@log end end end def sub Util::Trace.t
![[Ruby] caller を利用してメソッド呼び出しをログに記録させる。 - Qiita](https://cdn-ak-scissors.b.st-hatena.com/image/square/c383cd4f79ae3586aba025f904c2283068863147/height=288;version=1;width=512/https%3A%2F%2Fqiita-user-contents.imgix.net%2Fhttps%253A%252F%252Fcdn.qiita.com%252Fassets%252Fpublic%252Farticle-ogp-background-9f5428127621718a910c8b63951390ad.png%3Fixlib%3Drb-4.0.0%26w%3D1200%26mark64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-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%26mark-x%3D142%26mark-y%3D112%26blend64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTYxNiZ0eHQ9JTQwa2F0b3kmdHh0LWNvbG9yPSUyMzIxMjEyMSZ0eHQtZm9udD1IaXJhZ2lubyUyMFNhbnMlMjBXNiZ0eHQtc2l6ZT0zNiZ0eHQtYWxpZ249bGVmdCUyQ3RvcCZzPTc1NzhiMDJiYWFlZDk0MGVlOTU0NjM4NTM0YTc2ZjQz%26blend-x%3D142%26blend-y%3D491%26blend-mode%3Dnormal%26s%3D1254641d1044ed222038358118bf7af0)