Guides: AS Core Extensions, fixed a few typos.

1 files changed, 19 insertions, 19 deletions

diff --git a/railties/guides/source/active_support_core_extensions.textile b/railties/guides/source/active_support_core_extensions.textile
index 1c17609b0a..cdd1a9ff13 100644
--- a/railties/guides/source/active_support_core_extensions.textile
+++ b/railties/guides/source/active_support_core_extensions.textile
@@ -159,7 +159,7 @@ NOTE: Defined in +active_support/core_ext/object/duplicable.rb+.
 
 h4. +returning+
 
-The method +returning+ yields its argument to a block and returns it. You tipically use it with a mutable object that gets modified in the block:
+The method +returning+ yields its argument to a block and returns it. You typically use it with a mutable object that gets modified in the block:
 
 <ruby>
 def html_options_for_form(url_for_options, options, *parameters_for_url)
@@ -187,7 +187,7 @@ def log_info(sql, name, ms)
 end
 </ruby>
 
-You can shorten that using +Object#try+. This method is a synonim for +Object#send+ except that it returns +nil+ if sent to +nil+. The previous example could then be rewritten as:
+You can shorten that using +Object#try+. This method is a synonym for +Object#send+ except that it returns +nil+ if sent to +nil+. The previous example could then be rewritten as:
 
 <ruby>
 def log_info(sql, name, ms)
@@ -294,7 +294,7 @@ we get:
 user_path(@user) # => "/users/357-john-smith"
 </ruby>
 
-WARNING. Controllers need to be aware of any redifinition of +to_param+ because when a request like that comes in "357-john-smith" is the value of +params[:id]+.
+WARNING. Controllers need to be aware of any redefinition of +to_param+ because when a request like that comes in "357-john-smith" is the value of +params[:id]+.
 
 NOTE: Defined in +active_support/core_ext/object/to_param.rb+.
 
@@ -332,7 +332,7 @@ Arrays return the result of applying +to_query+ to each element with <tt>_key_[]
 # => "sample%5B%5D=3.4&sample%5B%5D=-45.6"
 </ruby>
 
-Hashes also respond to +to_query+ but with a different signature. If no argument is passed a call generates a sorted series of key/value assigments calling +to_query(key)+ on its values. Then it joins the result with "&":
+Hashes also respond to +to_query+ but with a different signature. If no argument is passed a call generates a sorted series of key/value assignments calling +to_query(key)+ on its values. Then it joins the result with "&":
 
 <ruby>
 {:c => 3, :b => 2, :a => 1}.to_query # => "a=1&b=2&c=3"
@@ -656,9 +656,9 @@ h5. Internal Attributes
 
 When you are defining an attribute in a class that is meant to be subclassed name collisions are a risk. That's remarkably important for libraries.
 
-Active Support defines the macros +attr_internal_reader+, +attr_internal_writer+, and +attr_internal_accessor+. They behave like their Ruby builtin +attr_*+ counterparts, except they name the unerlying instace variable in a way that makes collisions less likely.
+Active Support defines the macros +attr_internal_reader+, +attr_internal_writer+, and +attr_internal_accessor+. They behave like their Ruby builtin +attr_*+ counterparts, except they name the underlying instance variable in a way that makes collisions less likely.
 
-The macro +attr_internal+ is a synonim for +attr_internal_accessor+:
+The macro +attr_internal+ is a synonym for +attr_internal_accessor+:
 
 <ruby>
 # library
@@ -721,7 +721,7 @@ h4. Method Delegation
 
 The class method +delegate+ offers an easy way to forward methods.
 
-For example, if +User+ has some details like the age factored out to +Profile+, it could be handy to still be able to acces such attribute directly, <tt>user.age</tt>, instead of having to explicit the chain <tt>user.profile.age</tt>.
+For example, if +User+ has some details like the age factored out to +Profile+, it could be handy to still be able to access such attributes directly, <tt>user.age</tt>, instead of having to explicit the chain <tt>user.profile.age</tt>.
 
 That can be accomplished by hand:
 
@@ -773,7 +773,7 @@ In fact, you can delegate to any expression passed as a string. It will be evalu
 delegate :alert, :notice, :to => "request.flash"
 </ruby>
 
-If the target is +nil+ calling any delegated method will raise an exception even if +nil+ responds to such method. You can override this behavior setting the option +:allow_nil+ to true, in which case the forwarded call will simply return +nil+.
+If the target is +nil+ calling any delegated method will raise an exception even if +nil+ responds to such method. You can override this behaviour setting the option +:allow_nil+ to true, in which case the forwarded call will simply return +nil+.
 
 If the target is a method, the name of delegated methods can also be prefixed. If the +:prefix+ option is set to (exactly) the +true+ object, the value of the +:to+ option is prefixed:
 
@@ -935,7 +935,7 @@ NOTE: Defined in +active_support/core_ext/module/synchronization.rb+.
 
 h4. Reachable
 
-A named module is reachable if it is stored in its correspoding constant. It means you can reach the module object via the constant.
+A named module is reachable if it is stored in its corresponding constant. It means you can reach the module object via the constant.
 
 That is what ordinarily happens, if a module is called "M", the +M+ constant exists and holds it:
 
@@ -1016,7 +1016,7 @@ h3. Extensions to +Class+
 
 h4. Class Attributes
 
-The method +Class#class_attribute+ declares one or more inheritable class attributes that can be overriden at any level down the hierarchy:
+The method +Class#class_attribute+ declares one or more inheritable class attributes that can be overridden at any level down the hierarchy:
 
 <ruby>
 class A
@@ -1088,7 +1088,7 @@ NOTE: Defined in +active_support/core_ext/class/attribute_accessors.rb+.
 
 h4. Class Inheritable Attributes
 
-Class variables are shared down the inheritance tree. Class instance variables are not shared, but they are not inherited either. The macros +class_inheritable_reader+, +class_inheritable_writer+, and +class_inheritable_accessor+ provide accesors for class-level data which is inherited but not shared with children:
+Class variables are shared down the inheritance tree. Class instance variables are not shared, but they are not inherited either. The macros +class_inheritable_reader+, +class_inheritable_writer+, and +class_inheritable_accessor+ provide accessors for class-level data which is inherited but not shared with children:
 
 <ruby>
 module ActionController
@@ -1204,7 +1204,7 @@ s.html_safe? # => true
 s            # => "<script>...</script>"
 </ruby>
 
-It is your responsability to ensure calling +html_safe+ on a particular string is fine.
+It is your responsibility to ensure calling +html_safe+ on a particular string is fine.
 
 NOTE: For performance reasons safe strings are implemented in a way that cannot offer an in-place +html_safe!+ variant.
 
@@ -1377,7 +1377,7 @@ The method +pluralize+ returns the plural of its receiver:
 "equipment".pluralize # => "equipment"
 </ruby>
 
-As the previous example shows, Active Support knows some irregular plurals and uncountable nouns. Builtin rules can be extended in +config/initializers/inflections.rb+. That file is generated by the +rails+ command and has instructions in comments.
+As the previous example shows, Active Support knows some irregular plurals and uncountable nouns. Built-in rules can be extended in +config/initializers/inflections.rb+. That file is generated by the +rails+ command and has instructions in comments.
 
 Active Record uses this method to compute the default table name that corresponds to a model:
 
@@ -1760,7 +1760,7 @@ h3. Extensions to +Float+
 
 h4. +round+
 
-The builtin method +Float#round+ rounds a float to the nearest integer. Active Support adds an optional parameter to let you specify a precision:
+The built-in method +Float#round+ rounds a float to the nearest integer. Active Support adds an optional parameter to let you specify a precision:
 
 <ruby>
 Math::E.round(4) # => 2.7183
@@ -1925,7 +1925,7 @@ Similarly, +from+ returns the tail from the element at the passed index on:
 [].from(0)           # => []
 </ruby>
 
-The methods +second+, +third+, +fourth+, and +fifth+ return the corresponding element (+first+ is builtin). Thanks to social wisdom and positive constructiveness all around, +forty_two+ is also available.
+The methods +second+, +third+, +fourth+, and +fifth+ return the corresponding element (+first+ is built-in). Thanks to social wisdom and positive constructiveness all around, +forty_two+ is also available.
 
 NOTE: Defined in +active_support/core_ext/array/access.rb+.
 
@@ -2282,7 +2282,7 @@ NOTE: Defined in +active_support/core_ext/hash/conversions.rb+.
 
 h4. Merging
 
-Ruby has a builtin method +Hash#merge+ that merges two hashes:
+Ruby has a built-in method +Hash#merge+ that merges two hashes:
 
 <ruby>
 {:a => 1, :b => 1}.merge(:a => 0, :c => 2)
@@ -2511,7 +2511,7 @@ NOTE: Defined in +active_support/core_ext/hash/keys.rb+.
 
 h4. Slicing
 
-Ruby has builtin support for taking slices out of strings and arrays. Active Support extends slicing to hashes:
+Ruby has built-in support for taking slices out of strings and arrays. Active Support extends slicing to hashes:
 
 <ruby>
 {:a => 1, :b => 2, :c => 3}.slice(:a, :c)
@@ -2625,7 +2625,7 @@ Active Support extends this method so that the argument may be another range in
 (1...9).include?(3..9)  # => false
 </ruby>
 
-WARNING: The orginal +Range#include?+ is still the one aliased to +Range#===+.
+WARNING: The original +Range#include?+ is still the one aliased to +Range#===+.
 
 NOTE: Defined in +active_support/core_ext/range/include_range.rb+.
 
@@ -2693,7 +2693,7 @@ h4. Calculations
 
 NOTE: All the following methods are defined in +active_support/core_ext/date/calculations.rb+.
 
-INFO: The following calculation methods have edge cases in October 1582, since days 5..14 just do not exist. This guide does not document their behavior around those days for brevity, but it is enough to say that they do what you would expect. That is, +Date.new(1582, 10, 4).tomorrow+ returns +Date.new(1582, 10, 15)+ and so on. Please check +test/core_ext/date_ext_test.rb+ in the Active Support test suite for expected behavior.
+INFO: The following calculation methods have edge cases in October 1582, since days 5..14 just do not exist. This guide does not document their behaviour around those days for brevity, but it is enough to say that they do what you would expect. That is, +Date.new(1582, 10, 4).tomorrow+ returns +Date.new(1582, 10, 15)+ and so on. Please check +test/core_ext/date_ext_test.rb+ in the Active Support test suite for expected behaviour.
 
 h5. +Date.current+