@api private Provides the implementation for `be_within`. Not intended to be instantiated directly.
@api private @return [String]
# File lib/rspec/matchers/built_in/be_within.rb, line 54 def description "be within #{@delta}#{@unit} of #{@expected}" end
@api private @return [String]
# File lib/rspec/matchers/built_in/be_within.rb, line 42 def failure_message "expected #{@actual.inspect} to #{description}#{not_numeric_clause}" end
@api private @return [String]
# File lib/rspec/matchers/built_in/be_within.rb, line 48 def failure_message_when_negated "expected #{@actual.inspect} not to #{description}" end
@private
# File lib/rspec/matchers/built_in/be_within.rb, line 34 def matches?(actual) @actual = actual raise needs_expected unless defined? @expected numeric? && (@actual - @expected).abs <= @tolerance end
@api public Sets the expected value.
# File lib/rspec/matchers/built_in/be_within.rb, line 16 def of(expected) @expected = expected @tolerance = @delta @unit = '' self end
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