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comparison graal/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/processor/LanguageRegistrationTest.java @ 21481:bb51b9a142b3

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Enforcing public, one parameter constructor for each TruffleLanguage by annotation processor and required call to super.
author Jaroslav Tulach <jaroslav.tulach@oracle.com>
date Mon, 25 May 2015 12:26:53 +0200
parents
children f5b49d881909 b1530a6cce8c
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equal deleted inserted replaced
21480:c2b006c5e15f 21481:bb51b9a142b3
1 /*
2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23 package com.oracle.truffle.api.dsl.test.processor;
24
25 import com.oracle.truffle.api.TruffleLanguage;
26 import com.oracle.truffle.api.dsl.ExpectError;
27 import com.oracle.truffle.api.source.Source;
28 import java.io.IOException;
29
30 public class LanguageRegistrationTest {
31
32 @ExpectError("Registered language class must be public")
33 @TruffleLanguage.Registration(name = "myLang", mimeType = "text/x-my")
34 private static final class MyLang {
35 }
36
37 @ExpectError("Registered language inner-class must be static")
38 @TruffleLanguage.Registration(name = "myLangNonStatic", mimeType = "text/x-my")
39 public final class MyLangNonStatic {
40 }
41
42 @ExpectError("Registered language class must subclass TruffleLanguage")
43 @TruffleLanguage.Registration(name = "myLang", mimeType = "text/x-my")
44 public static final class MyLangNoSubclass {
45 }
46
47 @ExpectError("Language must have a public constructor accepting TruffleLanguage.Env as parameter")
48 @TruffleLanguage.Registration(name = "myLangNoCnstr", mimeType = "text/x-my")
49 public static final class MyLangWrongConstr extends TruffleLanguage {
50 private MyLangWrongConstr() {
51 super(null);
52 }
53
54 @Override
55 protected Object eval(Source code) throws IOException {
56 return null;
57 }
58
59 @Override
60 protected Object findExportedSymbol(String globalName) {
61 return null;
62 }
63
64 @Override
65 protected Object getLanguageGlobal() {
66 return null;
67 }
68
69 @Override
70 protected boolean isObjectOfLanguage(Object object) {
71 return false;
72 }
73 }
74
75 @ExpectError("Language must have a public constructor accepting TruffleLanguage.Env as parameter")
76 @TruffleLanguage.Registration(name = "myLangNoCnstr", mimeType = "text/x-my")
77 public static final class MyLangNoConstr extends TruffleLanguage {
78 public MyLangNoConstr() {
79 super(null);
80 }
81
82 @Override
83 protected Object eval(Source code) throws IOException {
84 return null;
85 }
86
87 @Override
88 protected Object findExportedSymbol(String globalName) {
89 return null;
90 }
91
92 @Override
93 protected Object getLanguageGlobal() {
94 return null;
95 }
96
97 @Override
98 protected boolean isObjectOfLanguage(Object object) {
99 return false;
100 }
101 }
102
103 @TruffleLanguage.Registration(name = "myLangGood", mimeType = "text/x-my")
104 public static final class MyLangGood extends TruffleLanguage {
105 public MyLangGood(TruffleLanguage.Env env) {
106 super(env);
107 }
108
109 @Override
110 protected Object eval(Source code) throws IOException {
111 return null;
112 }
113
114 @Override
115 protected Object findExportedSymbol(String globalName) {
116 return null;
117 }
118
119 @Override
120 protected Object getLanguageGlobal() {
121 return null;
122 }
123
124 @Override
125 protected boolean isObjectOfLanguage(Object object) {
126 return false;
127 }
128 }
129 }