TODO cleanup.
TODO cleanup.
Parse VariableModifier in try/catch statement.
Parse pairs of pipe and identifier in CatchType.
Parse pairs of comma and VariableDeclarator in FieldDeclaratorsRest.
Update error checking in ForVarControl.
Update ForVarControlRest to parse colon option.
Rename class Output to EmacsOutput.
Refactor EmacsOutput to better handle SH and ST.
Replace Identifier with QualifiedIdentifier in CatchType.
Fix OctalEscape in EscapeSequence.
Update Expression2Rest to handle multiple 'instanceof' instances.
Fix bug. Consume comma when parsing ElementValues.