Class: RSpec::Matchers::BuiltIn::ChangeToValue Private
- Inherits:
-
SpecificValuesChange
- Object
- BaseMatcher
- SpecificValuesChange
- RSpec::Matchers::BuiltIn::ChangeToValue
- Defined in:
- lib/rspec/matchers/built_in/change.rb
Overview
This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.
Used to specify a change to a specific value (and, optionally, from a specific value).
Constant Summary
Constants inherited from BaseMatcher
Instance Method Summary collapse
-
#from(value) ⇒ Object
Specifies the original value.
-
#initialize(change_details, expected_after) ⇒ ChangeToValue
constructor
private
A new instance of ChangeToValue.
Methods inherited from BaseMatcher
#description, #diffable?, #expects_call_stack_jump?, #match_unless_raises, #matches?, #supports_block_expectations?
Methods included from BaseMatcher::DefaultFailureMessages
#failure_message, #failure_message_when_negated
Methods included from Composable
#===, #and, #description_of, #or, should_enumerate?, surface_descriptions_in, unreadable_io?, #values_match?
Constructor Details
#initialize(change_details, expected_after) ⇒ ChangeToValue
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
Returns a new instance of ChangeToValue.
312 313 314 315 |
# File 'lib/rspec/matchers/built_in/change.rb', line 312 def initialize(change_details, expected_after) @description_suffix = nil super(change_details, MATCH_ANYTHING, expected_after) end |
Instance Method Details
#from(value) ⇒ Object
Specifies the original value.
319 320 321 322 323 |
# File 'lib/rspec/matchers/built_in/change.rb', line 319 def from(value) @expected_before = value @description_suffix = " from #{description_of value}" self end |