[antlr-interest] CommonTree & Tree grammar versus DIY
antlr at jazillian.com
Mon Aug 18 07:20:11 PDT 2008
Gerald Rosenberg wrote:
> What is missing is a code generation step that would generate the bodies
> of the *create*, *copy*, *insert*, *delete*, and *find *methods specific
> to a particular AST node structure. This is basically the same
> operation used in the generation of a tree-walker.
There's no need for that. The AST is just a tree data structure,
the various create, copy, insert, and delete operations work fine
regardless of the "shape of the AST" (i.e. the grammar).
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