From 5a18406f0f523fe53d75b70b68d794292f519784 Mon Sep 17 00:00:00 2001 From: Jon Atack Date: Mon, 15 Dec 2014 20:06:12 +0100 Subject: Improve autoload_paths section [skip ci] --- guides/source/constant_autoloading_and_reloading.md | 19 +++++++++---------- 1 file changed, 9 insertions(+), 10 deletions(-) (limited to 'guides') diff --git a/guides/source/constant_autoloading_and_reloading.md b/guides/source/constant_autoloading_and_reloading.md index 9c0f9f58fc..4e067012b7 100644 --- a/guides/source/constant_autoloading_and_reloading.md +++ b/guides/source/constant_autoloading_and_reloading.md @@ -397,19 +397,18 @@ require 'erb' ``` Ruby looks for the file in the directories listed in `$LOAD_PATH`. That is, Ruby -iterates over all its directories and for each one of them checks whether they -have a file called "erb.rb", or "erb.so", or "erb.o", or "erb.dll". If it finds -any of them, the interpreter loads it and ends the search. Otherwise, it tries -again in the next directory of the list. If the list gets exhausted, `LoadError` -is raised. +iterates over all its directories and for each one of them checks whether it +has a file called "erb.rb", "erb.so", "erb.o" or "erb.dll". If it finds one, +the interpreter loads it and ends the search. Otherwise, it tries again in the +next directory of the list. If the list gets exhausted, `LoadError` is raised. We are going to cover how constant autoloading works in more detail later, but -the idea is that when a constant like `Post` is hit and missing, if there's a -*post.rb* file for example in *app/models* Rails is going to find it, evaluate -it, and have `Post` defined as a side-effect. +the idea is that when a constant like `Post` is hit and missing, if there is a +*post.rb* file, for example in *app/models*, Rails will find it, evaluate it +and have `Post` defined as a side-effect. -Alright, Rails has a collection of directories similar to `$LOAD_PATH` in which -to lookup that *post.rb*. That collection is called `autoload_paths` and by +At this point, Rails has a collection of directories similar to `$LOAD_PATH` in +which to look up *post.rb*. That collection is called `autoload_paths` and by default it contains: * All subdirectories of `app` in the application and engines. For example, -- cgit v1.2.3