diff options
Diffstat (limited to 'activesupport/lib/active_support')
3 files changed, 22 insertions, 1 deletions
diff --git a/activesupport/lib/active_support/core_ext/integer/multiple.rb b/activesupport/lib/active_support/core_ext/integer/multiple.rb index 8dff217ddc..7c6c2f1ca7 100644 --- a/activesupport/lib/active_support/core_ext/integer/multiple.rb +++ b/activesupport/lib/active_support/core_ext/integer/multiple.rb @@ -1,5 +1,9 @@ class Integer # Check whether the integer is evenly divisible by the argument. + # + # 0.multiple_of?(0) #=> true + # 6.multiple_of?(5) #=> false + # 10.multiple_of?(2) #=> true def multiple_of?(number) number != 0 ? self % number == 0 : zero? end diff --git a/activesupport/lib/active_support/core_ext/string/conversions.rb b/activesupport/lib/active_support/core_ext/string/conversions.rb index 0f8933b658..bce0b98366 100644 --- a/activesupport/lib/active_support/core_ext/string/conversions.rb +++ b/activesupport/lib/active_support/core_ext/string/conversions.rb @@ -40,11 +40,23 @@ class String ::Time.send("#{form}_time", *d[0..6]) - d[7] end + # Converts a string to a Date value. + # + # "1-1-2012".to_date #=> Sun, 01 Jan 2012 + # "01/01/2012".to_date #=> Sun, 01 Jan 2012 + # "2012-12-13".to_date #=> Thu, 13 Dec 2012 + # "12/13/2012".to_date #=> ArgumentError: invalid date def to_date return nil if self.blank? ::Date.new(*::Date._parse(self, false).values_at(:year, :mon, :mday)) end + # Converts a string to a DateTime value. + # + # "1-1-2012".to_datetime #=> Sun, 01 Jan 2012 00:00:00 +0000 + # "01/01/2012 23:59:59".to_datetime #=> Sun, 01 Jan 2012 23:59:59 +0000 + # "2012-12-13 12:50".to_datetime #=> Thu, 13 Dec 2012 12:50:00 +0000 + # "12/13/2012".to_datetime #=> ArgumentError: invalid date def to_datetime return nil if self.blank? d = ::Date._parse(self, false).values_at(:year, :mon, :mday, :hour, :min, :sec, :zone, :sec_fraction).map { |arg| arg || 0 } diff --git a/activesupport/lib/active_support/core_ext/string/exclude.rb b/activesupport/lib/active_support/core_ext/string/exclude.rb index 5e184ec1b3..114bcb87f0 100644 --- a/activesupport/lib/active_support/core_ext/string/exclude.rb +++ b/activesupport/lib/active_support/core_ext/string/exclude.rb @@ -1,5 +1,10 @@ class String - # The inverse of <tt>String#include?</tt>. Returns true if the string does not include the other string. + # The inverse of <tt>String#include?</tt>. Returns true if the string + # does not include the other string. + # + # "hello".exclude? "lo" #=> false + # "hello".exclude? "ol" #=> true + # "hello".exclude? ?h #=> false def exclude?(string) !include?(string) end |