Changes from previous patch:
- SourceInfos are now created only via JProgram and JsProgram.
Descendant collection is now a field in the program types.
- Optimized getRoots() call in SourceInfo
- Addressed nits
SourceInfo is now an abstract class with a protected constructor.
Each AST
On Wed, Sep 24, 2008 at 11:53 AM, BobV [EMAIL PROTECTED] wrote:
SourceInfo is now an abstract class with a protected constructor.
Each AST package has its own SourceInfo subtype with package-protected
constructors to ensure that only the relevant program type constructs
SourceInfo objects.
This is really cool, Bob! It adds a history to each AST node showing
where it came from. Thus, you can track an individual node backwards
through a long series of
Right now, the histories just hold a parent node and a string
description of what changed. Given how it's laid out, though, it
