Sha256: 99af739ecddd03d572242d6216307ab262facdc1aea11697f49b29094cdd4ef0
Contents?: true
Size: 559 Bytes
Versions: 16
Compression:
Stored size: 559 Bytes
Contents
# Copied without code changes from RSpec.
class StackUnderflowError < RuntimeError
end
class StackOverflowError < RuntimeError
end
class Stack
def initialize
@items = []
end
def push object
raise StackOverflowError if @items.length == 10
@items.push object
end
def pop
raise StackUnderflowError if @items.empty?
@items.delete @items.last
end
def peek
raise StackUnderflowError if @items.empty?
@items.last
end
def empty?
@items.empty?
end
def full?
@items.length == 10
end
end
Version data entries
16 entries across 16 versions & 4 rubygems