public static class CharRange extends Atom<CharToken> {
private String esc(char c) { return StringUtil.escapify(c+"", "[]-~\\\"\'"); }
- public CharRange(Topology<CharToken> t) { super(t); }
+ private Topology<CharToken> t;
+ public CharRange(Topology<CharToken> t) { this.t = t; }
+ public Topology<CharToken> top() { return t; }
public String toString() {
StringBuffer sb = new StringBuffer();
sb.append('[');
public static CharToken left(int row, int col) { return new CharToken((char)9998, 0, 0) { public String toString() { return "{"; } }; }
public static CharToken right(int row, int col) { return new CharToken((char)9999, 0, 0) { public String toString() { return "}"; } }; }
- public static final Atom leftBrace = new Atom(new IntegerTopology<CharToken>(9998)) { public String toString() { return "{"; } };
- public static final Atom rightBrace = new Atom(new IntegerTopology<CharToken>(9999)) { public String toString() { return "}"; } };
+ public static final Atom leftBrace = new CharRange(new IntegerTopology<CharToken>(9998)) { public String toString() { return "{"; } };
+ public static final Atom rightBrace = new CharRange(new IntegerTopology<CharToken>(9999)) { public String toString() { return "}"; } };
private static final Range.Set all = new Range.Set(new Range(0, Character.MAX_VALUE));
public static final Atom any = new CharRange(new IntegerTopology<CharToken>(all));