Mercurial > hg > truffle
annotate graal/com.oracle.truffle.dsl.processor/src/com/oracle/truffle/dsl/processor/parser/MethodSpecParser.java @ 19283:08aa0372dad4
Truffle-DSL: implement new guard expression syntax.
author | Christian Humer <christian.humer@gmail.com> |
---|---|
date | Fri, 23 Jan 2015 02:55:23 +0100 |
parents | 2db61eddcb97 |
children | 62c43fcf5be2 |
rev | line source |
---|---|
16851
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
1 /* |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
4 * |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
5 * This code is free software; you can redistribute it and/or modify it |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
6 * under the terms of the GNU General Public License version 2 only, as |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
7 * published by the Free Software Foundation. |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
8 * |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
9 * This code is distributed in the hope that it will be useful, but WITHOUT |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
12 * version 2 for more details (a copy is included in the LICENSE file that |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
13 * accompanied this code). |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
14 * |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
15 * You should have received a copy of the GNU General Public License version |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
16 * 2 along with this work; if not, write to the Free Software Foundation, |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
18 * |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
21 * questions. |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
22 */ |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
23 package com.oracle.truffle.dsl.processor.parser; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
24 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
25 import static com.oracle.truffle.dsl.processor.java.ElementUtils.*; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
26 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
27 import java.util.*; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
28 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
29 import javax.lang.model.element.*; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
30 import javax.lang.model.type.*; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
31 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
32 import com.oracle.truffle.dsl.processor.java.*; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
33 import com.oracle.truffle.dsl.processor.model.*; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
34 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
35 public final class MethodSpecParser { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
36 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
37 private boolean emitErrors = true; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
38 private boolean useVarArgs = false; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
39 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
40 private final Template template; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
41 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
42 public MethodSpecParser(Template template) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
43 this.template = template; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
44 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
45 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
46 public Template getTemplate() { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
47 return template; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
48 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
49 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
50 public TypeSystemData getTypeSystem() { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
51 return template.getTypeSystem(); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
52 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
53 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
54 public boolean isEmitErrors() { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
55 return emitErrors; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
56 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
57 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
58 public boolean isUseVarArgs() { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
59 return useVarArgs; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
60 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
61 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
62 public void setEmitErrors(boolean emitErrors) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
63 this.emitErrors = emitErrors; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
64 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
65 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
66 public void setUseVarArgs(boolean useVarArgs) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
67 this.useVarArgs = useVarArgs; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
68 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
69 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
70 public TemplateMethod parse(MethodSpec methodSpecification, ExecutableElement method, AnnotationMirror annotation, int naturalOrder) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
71 if (methodSpecification == null) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
72 return null; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
73 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
74 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
75 methodSpecification.applyTypeDefinitions("types"); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
76 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
77 String id = method.getSimpleName().toString(); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
78 TypeMirror returnType = method.getReturnType(); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
79 List<TypeMirror> parameterTypes = new ArrayList<>(); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
80 for (VariableElement var : method.getParameters()) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
81 parameterTypes.add(var.asType()); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
82 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
83 |
19283
08aa0372dad4
Truffle-DSL: implement new guard expression syntax.
Christian Humer <christian.humer@gmail.com>
parents:
16851
diff
changeset
|
84 TemplateMethod templateMethod = parseImpl(methodSpecification, naturalOrder, id, method, annotation, returnType, parameterTypes); |
08aa0372dad4
Truffle-DSL: implement new guard expression syntax.
Christian Humer <christian.humer@gmail.com>
parents:
16851
diff
changeset
|
85 if (templateMethod != null) { |
08aa0372dad4
Truffle-DSL: implement new guard expression syntax.
Christian Humer <christian.humer@gmail.com>
parents:
16851
diff
changeset
|
86 for (int i = 0; i < templateMethod.getParameters().size(); i++) { |
08aa0372dad4
Truffle-DSL: implement new guard expression syntax.
Christian Humer <christian.humer@gmail.com>
parents:
16851
diff
changeset
|
87 if (i < method.getParameters().size()) { |
08aa0372dad4
Truffle-DSL: implement new guard expression syntax.
Christian Humer <christian.humer@gmail.com>
parents:
16851
diff
changeset
|
88 templateMethod.getParameters().get(i).setVariableElement(method.getParameters().get(i)); |
08aa0372dad4
Truffle-DSL: implement new guard expression syntax.
Christian Humer <christian.humer@gmail.com>
parents:
16851
diff
changeset
|
89 } |
08aa0372dad4
Truffle-DSL: implement new guard expression syntax.
Christian Humer <christian.humer@gmail.com>
parents:
16851
diff
changeset
|
90 } |
08aa0372dad4
Truffle-DSL: implement new guard expression syntax.
Christian Humer <christian.humer@gmail.com>
parents:
16851
diff
changeset
|
91 } |
08aa0372dad4
Truffle-DSL: implement new guard expression syntax.
Christian Humer <christian.humer@gmail.com>
parents:
16851
diff
changeset
|
92 return templateMethod; |
16851
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
93 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
94 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
95 public TemplateMethod parseImpl(MethodSpec methodSpecification, int naturalOrder, String id, ExecutableElement method, AnnotationMirror annotation, TypeMirror returnType, |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
96 List<TypeMirror> parameterTypes) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
97 ParameterSpec returnTypeSpec = methodSpecification.getReturnType(); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
98 Parameter returnTypeMirror = matchParameter(returnTypeSpec, returnType, -1, -1); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
99 if (returnTypeMirror == null) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
100 if (emitErrors) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
101 TemplateMethod invalidMethod = new TemplateMethod(id, naturalOrder, template, methodSpecification, method, annotation, returnTypeMirror, Collections.<Parameter> emptyList()); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
102 String expectedReturnType = returnTypeSpec.toSignatureString(true); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
103 String actualReturnType = ElementUtils.getSimpleName(returnType); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
104 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
105 String message = String.format("The provided return type \"%s\" does not match expected return type \"%s\".\nExpected signature: \n %s", actualReturnType, expectedReturnType, |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
106 methodSpecification.toSignatureString(method.getSimpleName().toString())); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
107 invalidMethod.addError(message); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
108 return invalidMethod; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
109 } else { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
110 return null; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
111 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
112 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
113 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
114 List<Parameter> parameters = parseParameters(methodSpecification, parameterTypes, isUseVarArgs() && method != null ? method.isVarArgs() : false); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
115 if (parameters == null) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
116 if (isEmitErrors() && method != null) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
117 TemplateMethod invalidMethod = new TemplateMethod(id, naturalOrder, template, methodSpecification, method, annotation, returnTypeMirror, Collections.<Parameter> emptyList()); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
118 String message = String.format("Method signature %s does not match to the expected signature: \n%s", createActualSignature(method), |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
119 methodSpecification.toSignatureString(method.getSimpleName().toString())); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
120 invalidMethod.addError(message); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
121 return invalidMethod; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
122 } else { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
123 return null; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
124 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
125 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
126 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
127 return new TemplateMethod(id, naturalOrder, template, methodSpecification, method, annotation, returnTypeMirror, parameters); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
128 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
129 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
130 private static String createActualSignature(ExecutableElement method) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
131 StringBuilder b = new StringBuilder("("); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
132 String sep = ""; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
133 if (method != null) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
134 for (VariableElement var : method.getParameters()) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
135 b.append(sep); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
136 b.append(ElementUtils.getSimpleName(var.asType())); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
137 sep = ", "; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
138 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
139 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
140 b.append(")"); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
141 return b.toString(); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
142 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
143 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
144 /* |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
145 * Parameter parsing tries to parse required arguments starting from offset 0 with increasing |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
146 * offset until it finds a signature end that matches the required specification. If there is no |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
147 * end matching the required arguments, parsing fails. Parameters prior to the parsed required |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
148 * ones are cut and used to parse the optional parameters. |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
149 */ |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
150 private List<Parameter> parseParameters(MethodSpec spec, List<TypeMirror> parameterTypes, boolean varArgs) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
151 List<Parameter> parsedRequired = null; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
152 int offset = 0; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
153 for (; offset <= parameterTypes.size(); offset++) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
154 List<TypeMirror> parameters = new ArrayList<>(); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
155 parameters.addAll(parameterTypes.subList(offset, parameterTypes.size())); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
156 parsedRequired = parseParametersRequired(spec, parameters, varArgs); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
157 if (parsedRequired != null) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
158 break; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
159 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
160 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
161 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
162 if (parsedRequired == null) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
163 return null; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
164 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
165 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
166 if (parsedRequired.isEmpty() && offset == 0) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
167 offset = parameterTypes.size(); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
168 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
169 List<TypeMirror> potentialOptionals = parameterTypes.subList(0, offset); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
170 List<Parameter> parsedOptionals = parseParametersOptional(spec, potentialOptionals); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
171 if (parsedOptionals == null) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
172 return null; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
173 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
174 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
175 List<Parameter> finalParameters = new ArrayList<>(); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
176 finalParameters.addAll(parsedOptionals); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
177 finalParameters.addAll(parsedRequired); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
178 return finalParameters; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
179 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
180 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
181 private List<Parameter> parseParametersOptional(MethodSpec spec, List<TypeMirror> types) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
182 List<Parameter> parsedParams = new ArrayList<>(); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
183 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
184 int typeStartIndex = 0; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
185 List<ParameterSpec> specifications = spec.getOptional(); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
186 outer: for (int specIndex = 0; specIndex < specifications.size(); specIndex++) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
187 ParameterSpec specification = specifications.get(specIndex); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
188 for (int typeIndex = typeStartIndex; typeIndex < types.size(); typeIndex++) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
189 TypeMirror actualType = types.get(typeIndex); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
190 Parameter optionalParam = matchParameter(specification, actualType, -1, -1); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
191 if (optionalParam != null) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
192 parsedParams.add(optionalParam); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
193 typeStartIndex = typeIndex + 1; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
194 continue outer; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
195 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
196 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
197 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
198 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
199 if (typeStartIndex < types.size()) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
200 // not enough types found |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
201 return null; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
202 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
203 return parsedParams; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
204 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
205 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
206 private List<Parameter> parseParametersRequired(MethodSpec spec, List<TypeMirror> types, boolean typeVarArgs) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
207 List<Parameter> parsedParams = new ArrayList<>(); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
208 List<ParameterSpec> specifications = spec.getRequired(); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
209 boolean specVarArgs = spec.isVariableRequiredParameters(); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
210 int typeIndex = 0; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
211 int specificationIndex = 0; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
212 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
213 ParameterSpec specification; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
214 while ((specification = nextSpecification(specifications, specificationIndex, specVarArgs)) != null) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
215 TypeMirror actualType = nextActualType(types, typeIndex, typeVarArgs); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
216 if (actualType == null) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
217 if (spec.isIgnoreAdditionalSpecifications()) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
218 break; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
219 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
220 return null; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
221 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
222 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
223 int typeVarArgsIndex = typeVarArgs ? typeIndex - types.size() + 1 : -1; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
224 int specVarArgsIndex = specVarArgs ? specificationIndex - specifications.size() + 1 : -1; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
225 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
226 if (typeVarArgsIndex >= 0 && specVarArgsIndex >= 0) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
227 // both specifications and types have a variable number of arguments |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
228 // we would get into an endless loop if we would continue |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
229 break; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
230 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
231 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
232 Parameter resolvedParameter = matchParameter(specification, actualType, specVarArgsIndex, typeVarArgsIndex); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
233 if (resolvedParameter == null) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
234 return null; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
235 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
236 parsedParams.add(resolvedParameter); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
237 typeIndex++; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
238 specificationIndex++; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
239 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
240 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
241 if (typeIndex < types.size()) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
242 // additional types available |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
243 if (spec.isIgnoreAdditionalParameters()) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
244 return parsedParams; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
245 } else { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
246 return null; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
247 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
248 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
249 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
250 return parsedParams; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
251 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
252 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
253 private static ParameterSpec nextSpecification(List<ParameterSpec> specifications, int specIndex, boolean varArgs) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
254 if (varArgs && specIndex >= specifications.size() - 1 && !specifications.isEmpty()) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
255 return specifications.get(specifications.size() - 1); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
256 } else if (specIndex < specifications.size()) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
257 return specifications.get(specIndex); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
258 } else { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
259 return null; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
260 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
261 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
262 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
263 private static TypeMirror nextActualType(List<TypeMirror> types, int typeIndex, boolean varArgs) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
264 if (varArgs && typeIndex >= types.size() - 1 && !types.isEmpty()) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
265 // unpack varargs array argument |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
266 TypeMirror actualType = types.get(types.size() - 1); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
267 if (actualType.getKind() == TypeKind.ARRAY) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
268 actualType = ((ArrayType) actualType).getComponentType(); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
269 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
270 return actualType; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
271 } else if (typeIndex < types.size()) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
272 return types.get(typeIndex); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
273 } else { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
274 return null; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
275 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
276 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
277 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
278 private Parameter matchParameter(ParameterSpec specification, TypeMirror mirror, int specificationIndex, int varArgsIndex) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
279 TypeMirror resolvedType = mirror; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
280 if (hasError(resolvedType)) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
281 return null; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
282 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
283 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
284 if (!specification.matches(resolvedType)) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
285 return null; |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
286 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
287 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
288 TypeData resolvedTypeData = getTypeSystem().findTypeData(resolvedType); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
289 if (resolvedTypeData != null) { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
290 return new Parameter(specification, resolvedTypeData, specificationIndex, varArgsIndex); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
291 } else { |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
292 return new Parameter(specification, resolvedType, specificationIndex, varArgsIndex); |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
293 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
294 } |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
295 |
2db61eddcb97
Truffle-DSL: argument syntax support for guards
Christian Humer <christian.humer@gmail.com>
parents:
diff
changeset
|
296 } |