class Separator extends Token {
char which;
- Separator(char which) { this.which = which; }
+ Separator(char which) {
+ this.which = which;
+ }
Symbol token() {
switch(which) {
case '(': return new Symbol(Sym.LPAREN);
+
case ')': return new Symbol(Sym.RPAREN);
+
case '{': return new Symbol(Sym.LBRACE);
+
case '}': return new Symbol(Sym.RBRACE);
+
case '[': return new Symbol(Sym.LBRACK);
+
case ']': return new Symbol(Sym.RBRACK);
+
case ';': return new Symbol(Sym.SEMICOLON);
+
case ',': return new Symbol(Sym.COMMA);
+
case '.': return new Symbol(Sym.DOT);
+
case '\u2026': return new Symbol(Sym.ELLIPSIS);
+
default:
throw new Error("Invalid separator.");
}