1 /*
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 3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 4  *
 5  * This code is free software; you can redistribute it and/or modify it
 6  * under the terms of the GNU General Public License version 2 only, as
 7  * published by the Free Software Foundation.  Oracle designates this
 8  * particular file as subject to the "Classpath" exception as provided
 9  * by Oracle in the LICENSE file that accompanied this code.
10  *
11  * This code is distributed in the hope that it will be useful, but WITHOUT
12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14  * version 2 for more details (a copy is included in the LICENSE file that
15  * accompanied this code).
16  *
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19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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24  */
25 package hat.tools.textmodel.tokens;
26 
27 import java.util.function.Predicate;
28 
29 public interface Ch extends SingleCharLeaf {
30 
31     static boolean isA(Token t, Predicate<Ch> predicate) {
32         return t instanceof Ch c && predicate.test(c);
33     }
34 
35     static boolean isAColon(Token t) {
36         return isA(t, $ -> $.is(":"));
37     }
38 
39     static boolean isADot(Token t) {
40         return isA(t, $ -> $.is("."));
41     }
42     static boolean isAHat(Token t) {
43         return isA(t, $ -> $.is("^"));
44     }
45 
46     static boolean isASemicolon(Token t) {
47         return isA(t, $ -> $.is(";"));
48     }
49 
50     static boolean isAnAt(Token t) {
51         return isA(t, $ -> $.is("@"));
52     }
53 
54     static boolean isAHyphen(Token t) {
55         return isA(t, $ -> $.is("-"));
56     }
57 
58     static boolean isAGt(Token t) {
59         return isA(t, $ -> $.is(">"));
60     }
61 
62     static boolean isALt(Token t) {
63         return isA(t, $ -> $.is("<"));
64     }
65 
66     static boolean isAPercent(Token t) {
67         return isA(t, $ -> $.is("%"));
68     }
69 
70     static boolean isAnEquals(Token t) {
71         return isA(t, $ -> $.is("="));
72     }
73 
74     static boolean isA(Token t) {
75         return isA(t, _ -> true);
76     }
77 
78 }