chore: Use `e.g.` which is the more used spelling

```
% git grep -i '\be\.g\.' | wc -l
290
```

actionpack/lib/action_controller/metal/redirecting.rb

@@ -57,7 +57,7 @@ module ActionController
     #
     #   redirect_to post_url(@post) and return
     #
-    # Passing user input directly into +redirect_to+ is considered dangerous (eg. `redirect_to(params[:location])`).
+    # Passing user input directly into +redirect_to+ is considered dangerous (e.g. `redirect_to(params[:location])`).
     # Always use regular expressions or a permitted list when redirecting to a user specified location.
     def redirect_to(options = {}, response_options = {})
       raise ActionControllerError.new("Cannot redirect to nil!") unless options

actionpack/lib/action_dispatch/routing/mapper.rb

@@ -1307,7 +1307,7 @@ module ActionDispatch
         #   POST      /profile
         #
         # If you want instances of a model to work with this resource via
-        # record identification (eg. in +form_with+ or +redirect_to+), you
+        # record identification (e.g. in +form_with+ or +redirect_to+), you
         # will need to call resolve[rdoc-ref:CustomUrls#resolve]:
         #
         #   resource :profile

activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb

@@ -182,7 +182,7 @@ module ActiveRecord
         NATIVE_DATABASE_TYPES
       end
 
-      # Returns the current database encoding format as a string, eg: 'UTF-8'
+      # Returns the current database encoding format as a string, e.g. 'UTF-8'
       def encoding
         @connection.encoding.to_s
       end

activerecord/lib/active_record/fixtures.rb

@@ -35,7 +35,7 @@ module ActiveRecord
   #     name: Google
   #     url: http://www.google.com
   #
-  # This fixture file includes two fixtures. Each YAML fixture (ie. record) is given a name and
+  # This fixture file includes two fixtures. Each YAML fixture (i.e. record) is given a name and
   # is followed by an indented list of key/value pairs in the "key: value" format. Records are
   # separated by a blank line for your viewing pleasure.
   #

activerecord/lib/active_record/migration/compatibility.rb

@@ -14,7 +14,7 @@ module ActiveRecord
       end
 
       # This file exists to ensure that old migrations run the same way they did before a Rails upgrade.
-      # eg. if you write a migration on Rails 6.1, then upgrade to Rails 7, the migration should do the same thing to your
+      # e.g. if you write a migration on Rails 6.1, then upgrade to Rails 7, the migration should do the same thing to your
       # database as it did when you were running Rails 6.1
       #
       # "Current" is an alias for `ActiveRecord::Migration`, it represents the current Rails version.

activerecord/lib/active_record/model_schema.rb

@@ -501,7 +501,7 @@ module ActiveRecord
       #
       # The most common usage pattern for this method is probably in a migration,
       # when just after creating a table you want to populate it with some default
-      # values, eg:
+      # values, e.g.:
       #
       #  class CreateJobLevels < ActiveRecord::Migration[7.0]
       #    def up

activesupport/CHANGELOG.md

@@ -37,7 +37,7 @@
 
     *Steve Laing*
 
-*   `Time#change` and methods that call it (eg. `Time#advance`) will now
+*   `Time#change` and methods that call it (e.g. `Time#advance`) will now
     return a `Time` with the timezone argument provided, if the caller was
     initialized with a timezone argument.
 

activesupport/lib/active_support/testing/assertions.rb

@@ -253,7 +253,7 @@ module ActiveSupport
             warning = <<~MSG
               #{self.class} - #{name}: #{e.error.class} raised.
               If you expected this exception, use `assert_raises` as near to the code that raises as possible.
-              Other block based assertions (eg. `#{assertion}`) can be used, as long as `assert_raises` is inside their block.
+              Other block based assertions (e.g. `#{assertion}`) can be used, as long as `assert_raises` is inside their block.
             MSG
             tagged_logger.warn warning
           end

activesupport/test/test_case_test.rb

@@ -363,7 +363,7 @@ class ExceptionsInsideAssertionsTest < ActiveSupport::TestCase
     expected = <<~MSG
       ExceptionsInsideAssertionsTest - test_warning_is_logged_if_caught_internally: ArgumentError raised.
       If you expected this exception, use `assert_raises` as near to the code that raises as possible.
-      Other block based assertions (eg. `assert_no_changes`) can be used, as long as `assert_raises` is inside their block.
+      Other block based assertions (e.g. `assert_no_changes`) can be used, as long as `assert_raises` is inside their block.
     MSG
     assert @out.string.include?(expected), @out.string
   end
@@ -388,7 +388,7 @@ class ExceptionsInsideAssertionsTest < ActiveSupport::TestCase
     expected = <<~MSG
       ExceptionsInsideAssertionsTest - test_fails_and_warning_is_logged_if_wrong_error_caught: ArgumentError raised.
       If you expected this exception, use `assert_raises` as near to the code that raises as possible.
-      Other block based assertions (eg. `assert_no_changes`) can be used, as long as `assert_raises` is inside their block.
+      Other block based assertions (e.g. `assert_no_changes`) can be used, as long as `assert_raises` is inside their block.
     MSG
     assert @out.string.include?(expected), @out.string
     assert error.message.include?("ArgumentError: ArgumentError")

ci/qunit-selenium-runner.rb

@@ -26,6 +26,6 @@ driver.quit
 
 puts "Time: #{result.duration} seconds, Total: #{result.assertions[:total]}, Passed: #{result.assertions[:passed]}, Failed: #{result.assertions[:failed]}"
 if result.tests[:failed] > 0
-  puts "Qunit output follows. Look for lines that have failures, eg (1, n, n) - those are your failing lines\r\n\r\n#{result.raw_output}"
+  puts "Qunit output follows. Look for lines that have failures, e.g. (1, n, n) - those are your failing lines\r\n\r\n#{result.raw_output}"
 end
 exit(result.tests[:failed] > 0 ? 1 : 0)

guides/source/active_storage_overview.md

@@ -769,7 +769,7 @@ Active Storage supports representing a variety of files. You can call
 [`representation`][] on an attachment to display an image variant, or a
 preview of a video or PDF. Before calling `representation`, check if the
 attachment can be represented by calling [`representable?`]. Some file formats
-can't be previewed by Active Storage out of the box (eg. Word documents); if
+can't be previewed by Active Storage out of the box (e.g. Word documents); if
 `representable?` returns false you may want to [link to](#serving-files)
 the file instead.
 
@@ -820,7 +820,7 @@ image_tag file.representation(resize_to_limit: [100, 100]).processed.url
 
 The Active Storage variant tracker improves performance of this, by storing a
 record in the database if the requested representation has been processed before.
-Thus, the above code will only make an API call to the remote service (eg. S3)
+Thus, the above code will only make an API call to the remote service (e.g. S3)
 once, and once a variant is stored, will use that. The variant tracker runs
 automatically, but can be disabled through `config.active_storage.track_variants`.
 
@@ -1361,7 +1361,7 @@ end
 ```
 
 If you're not running parallel tests, use `Minitest.after_run` or the equivalent for your test
-framework (eg. `after(:suite)` for RSpec):
+framework (e.g. `after(:suite)` for RSpec):
 
 ```ruby
 # test_helper.rb

railties/lib/rails/application/bootstrap.rb

@@ -44,7 +44,7 @@ module Rails
           logger.level = ActiveSupport::Logger::WARN
           logger.warn(
             "Rails Error: Unable to access log file. Please ensure that #{path} exists and is writable " \
-            "(ie, make it writable for user and group: chmod 0664 #{path}). " \
+            "(i.e. make it writable for user and group: chmod 0664 #{path}). " \
             "The log level has been raised to WARN and the output directed to STDERR until the problem is fixed."
           )
           logger