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mlippens/bar.coffee

Last active December 28, 2015 03:49
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Raw
bar.coffee
# bar.coffee
root = exports ? this
C = root['contracts-js']
{id,hi} = C.use root['foo'], "bar"
console.log id 3#ok
console.log hi 2
#Uncaught Error: Contract violation: expected <Num>, actual: "hello"
#Value guarded in: bar -- blame is on: foo
#Parent contracts:
#(Num) -> Num
Raw
foo.coffee
# foo.coffee
root = exports ? this
C = root['contracts-js']
exports = C.exports "foo"
exports.id = C.guard(C.fun(C.Num,C.Num),(x)->x)
exports.hi = C.guard(C.fun(C.Num,C.Num),(x)-> "hello")
root['foo'] = exports
Raw
test.html
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<script src="http://code.jquery.com/jquery-1.10.1.min.js"></script>
<script src="libs/contracts.js"></script>
<script src="foo.js"></script>
<script src="bar.js"></script>
</head>
<body>
<p> Look at the console yo!</p>
</body>
</html>
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