// where
private String expr2String(JCExpression tree) {
switch (tree.getTag()) {
case PARENS:
return expr2String(((JCParens) tree).expr);
case LAMBDA:
case REFERENCE:
case CONDEXPR:
return Pretty.toSimpleString(tree);
default:
Assert.error("unexpected tree kind " + tree.getKind());
return null;
}
}
/**
* Static factory method; build a custom diagnostic key using given kind, prefix, code and args.
*/
public static DiagnosticInfo of(
DiagnosticType type, String prefix, String code, Object... args) {
switch (type) {
case ERROR:
return new Error(prefix, code, args);
case WARNING:
return new Warning(prefix, code, args);
case NOTE:
return new Note(prefix, code, args);
case FRAGMENT:
return new Fragment(prefix, code, args);
default:
Assert.error("Wrong diagnostic type: " + type);
return null;
}
}