class Bang::Assertion
Bang’s assertion class. Follows standard set by BRASS project, defining ‘#assertion?` method which return `true`.
Public Class Methods
message(s, *a, &b)
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Put together an error message representive of the assertion made.
@todo Imporve this to better handle operators.
@return [String] Failed assertion message.
# File lib/bang.rb, line 48 def self.message(s, *a, &b) "#{s}(%s)" % a.map{ |e| e.inspect }.join(',') end
piece(s, a, b, t)
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Piece together an Assetion error give the message used to cause the assertion failure.
@return [Assertion] Assertion
instance.
# File lib/bang.rb, line 35 def self.piece(s, a, b, t) e = new(message(s, *a, &b)) e.set_backtrace(t) e end
Public Instance Methods
assertion?()
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Bang::Assertion
is alwasy an assertion.
@return [true] Always true.
# File lib/bang.rb, line 57 def assertion? true end