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comparison graal/com.oracle.truffle.dsl.processor/src/com/oracle/truffle/dsl/processor/LanguageRegistrationProcessor.java @ 21494:f5b49d881909

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Truffle-DSL: move internal @ExpectError annotation from public API to the test package only; share expect error handling between new processors.
author Christian Humer <christian.humer@gmail.com>
date Tue, 26 May 2015 20:04:08 +0200
parents bb51b9a142b3
children 31fc2fce38f3
comparison
equal deleted inserted replaced
21493:99e3f4c5c853 21494:f5b49d881909
20 * or visit www.oracle.com if you need additional information or have any 20 * or visit www.oracle.com if you need additional information or have any
21 * questions. 21 * questions.
22 */ 22 */
23 package com.oracle.truffle.dsl.processor; 23 package com.oracle.truffle.dsl.processor;
24 24
25 import com.oracle.truffle.api.TruffleLanguage; 25 import java.io.*;
26 import java.util.*;
27
28 import javax.annotation.processing.*;
29 import javax.lang.model.*;
30 import javax.lang.model.element.*;
31 import javax.lang.model.type.*;
32 import javax.tools.Diagnostic.Kind;
33 import javax.tools.*;
34
35 import com.oracle.truffle.api.*;
26 import com.oracle.truffle.api.TruffleLanguage.Registration; 36 import com.oracle.truffle.api.TruffleLanguage.Registration;
27 import com.oracle.truffle.api.dsl.ExpectError;
28 import java.io.IOException;
29 import java.io.OutputStream;
30 import java.util.List;
31 import java.util.Map;
32 import java.util.Properties;
33 import java.util.Set;
34 import javax.annotation.processing.AbstractProcessor;
35 import javax.annotation.processing.RoundEnvironment;
36 import javax.annotation.processing.SupportedAnnotationTypes;
37 import javax.lang.model.SourceVersion;
38 import javax.lang.model.element.AnnotationMirror;
39 import javax.lang.model.element.AnnotationValue;
40 import javax.lang.model.element.Element;
41 import javax.lang.model.element.ElementKind;
42 import javax.lang.model.element.ExecutableElement;
43 import javax.lang.model.element.Modifier;
44 import javax.lang.model.element.TypeElement;
45 import javax.lang.model.type.TypeMirror;
46 import javax.tools.Diagnostic.Kind;
47 import javax.tools.FileObject;
48 import javax.tools.StandardLocation;
49 37
50 @SupportedAnnotationTypes("com.oracle.truffle.api.*") 38 @SupportedAnnotationTypes("com.oracle.truffle.api.*")
51 public final class LanguageRegistrationProcessor extends AbstractProcessor { 39 public final class LanguageRegistrationProcessor extends AbstractProcessor {
52 @Override 40 @Override
53 public SourceVersion getSupportedSourceVersion() { 41 public SourceVersion getSupportedSourceVersion() {
121 109
122 return true; 110 return true;
123 } 111 }
124 112
125 void assertNoErrorExpected(Element e) { 113 void assertNoErrorExpected(Element e) {
126 TypeElement eee = processingEnv.getElementUtils().getTypeElement(ExpectError.class.getName()); 114 ExpectError.assertNoErrorExpected(processingEnv, e);
127 for (AnnotationMirror am : e.getAnnotationMirrors()) {
128 if (am.getAnnotationType().asElement().equals(eee)) {
129 processingEnv.getMessager().printMessage(Kind.ERROR, "Expected an error, but none found!", e);
130 }
131 }
132 } 115 }
133 116
134 void emitError(String msg, Element e) { 117 void emitError(String msg, Element e) {
135 TypeElement eee = processingEnv.getElementUtils().getTypeElement(ExpectError.class.getName()); 118 if (ExpectError.isExpectedError(processingEnv, e, msg)) {
136 for (AnnotationMirror am : e.getAnnotationMirrors()) { 119 return;
137 if (am.getAnnotationType().asElement().equals(eee)) {
138 Map<? extends ExecutableElement, ? extends AnnotationValue> vals = am.getElementValues();
139 if (vals.size() == 1) {
140 AnnotationValue av = vals.values().iterator().next();
141 if (av.getValue() instanceof List) {
142 List<?> arr = (List<?>) av.getValue();
143 for (Object o : arr) {
144 if (o instanceof AnnotationValue) {
145 AnnotationValue ov = (AnnotationValue) o;
146 if (msg.equals(ov.getValue())) {
147 return;
148 }
149 }
150 }
151 }
152 }
153 }
154 } 120 }
155 processingEnv.getMessager().printMessage(Kind.ERROR, msg, e); 121 processingEnv.getMessager().printMessage(Kind.ERROR, msg, e);
156 } 122 }
123
157 } 124 }