Discover Ceylon and its ecosystem.

1. Introduction to Ceylon
Stéphane Épardaud

2. The plan
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Why Ceylon
What is Ceylon
The Ceylon ecosystem
Samples

3. Why Ceylon
• Ceylon is
– Powerful, readable, predictable
• Ceylon has
– A platform, modularity, tooling

4. What is Ceylon (1/3)
• Static typing
– Type inference, union&intersection types
• Syntax that gets out of the way
– Shorter, more readable constructors,
attributes, methods
– More regular
• Functional aspects
– First-class functions, comprehensions

5. What is Ceylon (2/3)
• Flow typing
– Tests or assertions
• Reified generics
• Simpler method invocation
– Default argument values, pass by name
• Powerful metamodel
• More expressive annotations

6. What is Ceylon (3/3)
• Modularity
• Compiles to JVM and JSVM

7. The Ceylon ecosystem

8. The Ceylon ecosystem (1/2)
• Minimal ceylon.language module
– Basic types
– Metamodel
• Ceylon IDE
– Eclipse ready, IntelliJ in the works
• CLI
– ceylon help, à la git

9. The Ceylon ecosystem (2/2)
• Ceylon SDK
– Collections, file system, database, IO/net,
test, build, html, json, process, math
• Ceylon Herd
– Next-gen module repository
• Cayla
– Ceylon Web Framework

10. Demo

11. On to the next talk