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module Solve
class Dependency
# A reference to the artifact this dependency belongs to
#
# @return [Solve::Artifact]
attr_reader :artifact
# The name of the artifact this dependency represents
#
# @return [String]
attr_reader :name
# The constraint requirement of this dependency
#
# @return [Semverse::Constraint]
attr_reader :constraint
# @param [Solve::Artifact] artifact
# @param [#to_s] name
# @param [Semverse::Constraint, #to_s] constraint
def initialize(artifact, name, constraint = Semverse::DEFAULT_CONSTRAINT)
@artifact = artifact
@name = name
@constraint = Semverse::Constraint.coerce(constraint)
end
def to_s
"#{name} (#{constraint})"
end
alias :inspect :to_s
# @param [Object] other
#
# @return [Boolean]
def ==(other)
other.is_a?(self.class) &&
name == other.name &&
artifact == other.artifact &&
constraint == other.constraint
end
alias_method :eql?, :==
end
end
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