diff options
author | Francis Irving <francis@mysociety.org> | 2009-12-02 17:51:30 +0000 |
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committer | Francis Irving <francis@mysociety.org> | 2009-12-02 17:51:30 +0000 |
commit | 5f3139b538d1ff58b719a72d7c7cf05a5b6136b5 (patch) | |
tree | 13597cf6751df3122bfb1f1e5b1699e5c7ec5f93 /vendor/plugins/rspec/examples/passing/stack.rb | |
parent | dcf788cab6268a5c9830178d1bdff606f84132ce (diff) |
Part of upgrade to rails 2.3.2
Diffstat (limited to 'vendor/plugins/rspec/examples/passing/stack.rb')
-rw-r--r-- | vendor/plugins/rspec/examples/passing/stack.rb | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/vendor/plugins/rspec/examples/passing/stack.rb b/vendor/plugins/rspec/examples/passing/stack.rb new file mode 100644 index 000000000..407173f7b --- /dev/null +++ b/vendor/plugins/rspec/examples/passing/stack.rb @@ -0,0 +1,36 @@ +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 |