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The following sections are some terse notes to remind myself later when I implement this stuff.
Grammar composition
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class JavaParser extends Parser {
JavaDecl delegate = new JavaDecl(...); // probably set in ctor actually
public void type() { ... }
public void decl() {
int alt = predict-alt-of-decl; // DFA changed; must copy whole rule here
switch (alt) {
case 1 :
type(); match(ID); match(';');
case 2 :
type(); match(ID); init(); match(';');
}
}
void init() { delegate.init(); }
}
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