@Override
	public Collection<String> getSuggestions(String got, AssemblyNumericSymbols symbols) {
		Set<String> s = new TreeSet<>(SUGGESTIONS);
		s.addAll(symbols.getSuggestions(got, space, MAX_LABEL_SUGGESTIONS));
		return s;
	}
Try to match an octal literal, following the optional sign and prefix

@param s the buffer cursor where the hex portion starts
@param buffer the input buffer
@param pos the start offset of the token parsed so far
@param neg true if the optional {@code -} is present
@param grammar the grammar containing this terminal
@return the parsed token, or null
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/plugin/assembler/sleigh/symbol/AssemblyNumericTerminal.java