1 package org.simantics.scl.compiler.compilation;
3 import java.util.ArrayList;
4 import java.util.Iterator;
7 import org.cojen.classfile.TypeDesc;
8 import org.simantics.scl.compiler.common.datatypes.Constructor;
9 import org.simantics.scl.compiler.common.exceptions.InternalCompilerError;
10 import org.simantics.scl.compiler.common.names.Name;
11 import org.simantics.scl.compiler.constants.Constant;
12 import org.simantics.scl.compiler.constants.JavaTypeInstanceConstructor;
13 import org.simantics.scl.compiler.constants.SCLConstructor;
14 import org.simantics.scl.compiler.constants.StringConstant;
15 import org.simantics.scl.compiler.constants.generic.CallJava;
16 import org.simantics.scl.compiler.constants.generic.ClassRef;
17 import org.simantics.scl.compiler.constants.generic.ConvertToListFilter;
18 import org.simantics.scl.compiler.constants.generic.MethodRef;
19 import org.simantics.scl.compiler.constants.generic.MethodRef.FieldRef;
20 import org.simantics.scl.compiler.constants.generic.OutputFilter;
21 import org.simantics.scl.compiler.constants.generic.ParameterStackItem;
22 import org.simantics.scl.compiler.constants.generic.Pop2OutputFilter;
23 import org.simantics.scl.compiler.constants.generic.PopOutputFilter;
24 import org.simantics.scl.compiler.constants.generic.StackItem;
25 import org.simantics.scl.compiler.constants.generic.ThreadLocalStackItem;
26 import org.simantics.scl.compiler.constants.singletons.SafeCoerce;
27 import org.simantics.scl.compiler.elaboration.contexts.TranslationContext;
28 import org.simantics.scl.compiler.elaboration.contexts.TypeTranslationContext;
29 import org.simantics.scl.compiler.elaboration.errors.NotPatternException;
30 import org.simantics.scl.compiler.elaboration.expressions.EApply;
31 import org.simantics.scl.compiler.elaboration.expressions.EGetConstraint;
32 import org.simantics.scl.compiler.elaboration.expressions.EIntegerLiteral;
33 import org.simantics.scl.compiler.elaboration.expressions.EListLiteral;
34 import org.simantics.scl.compiler.elaboration.expressions.ELiteral;
35 import org.simantics.scl.compiler.elaboration.expressions.EPreCHRRulesetConstructor;
36 import org.simantics.scl.compiler.elaboration.expressions.EVar;
37 import org.simantics.scl.compiler.elaboration.expressions.Expression;
38 import org.simantics.scl.compiler.elaboration.expressions.Variable;
39 import org.simantics.scl.compiler.elaboration.expressions.annotations.AnnotationUtils;
40 import org.simantics.scl.compiler.elaboration.fundeps.Fundep;
41 import org.simantics.scl.compiler.elaboration.java.JavaMethodDeclaration;
42 import org.simantics.scl.compiler.elaboration.macros.StandardMacroRule;
43 import org.simantics.scl.compiler.elaboration.modules.DeprecatedProperty;
44 import org.simantics.scl.compiler.elaboration.modules.InlineProperty;
45 import org.simantics.scl.compiler.elaboration.modules.MethodImplementation;
46 import org.simantics.scl.compiler.elaboration.modules.PrivateProperty;
47 import org.simantics.scl.compiler.elaboration.modules.SCLValue;
48 import org.simantics.scl.compiler.elaboration.modules.TypeAlias;
49 import org.simantics.scl.compiler.elaboration.modules.TypeClass;
50 import org.simantics.scl.compiler.elaboration.modules.TypeClassInstance;
51 import org.simantics.scl.compiler.elaboration.modules.TypeClassMethod;
52 import org.simantics.scl.compiler.elaboration.modules.TypeDescriptor;
53 import org.simantics.scl.compiler.elaboration.query.Query;
54 import org.simantics.scl.compiler.elaboration.query.pre.QPreGuard;
55 import org.simantics.scl.compiler.elaboration.relations.ConcreteRelation;
56 import org.simantics.scl.compiler.elaboration.rules.MappingRelation;
57 import org.simantics.scl.compiler.elaboration.rules.SectionName;
58 import org.simantics.scl.compiler.elaboration.rules.TransformationRule;
59 import org.simantics.scl.compiler.environment.AmbiguousNameException;
60 import org.simantics.scl.compiler.environment.Environment;
61 import org.simantics.scl.compiler.environment.EnvironmentFactory;
62 import org.simantics.scl.compiler.environment.Environments;
63 import org.simantics.scl.compiler.errors.ErrorLog;
64 import org.simantics.scl.compiler.errors.Locations;
65 import org.simantics.scl.compiler.internal.codegen.effects.EffectConstructor;
66 import org.simantics.scl.compiler.internal.codegen.effects.ThreadLocalVariable;
67 import org.simantics.scl.compiler.internal.codegen.types.JavaReferenceValidator;
68 import org.simantics.scl.compiler.internal.codegen.types.JavaReferenceValidatorFactory;
69 import org.simantics.scl.compiler.internal.codegen.types.JavaTypeTranslator;
70 import org.simantics.scl.compiler.internal.codegen.types.StandardTypeConstructor;
71 import org.simantics.scl.compiler.internal.codegen.utils.Constants;
72 import org.simantics.scl.compiler.internal.codegen.utils.JavaNamingPolicy;
73 import org.simantics.scl.compiler.internal.codegen.utils.MethodBuilderBase;
74 import org.simantics.scl.compiler.internal.deriving.InstanceDeriver;
75 import org.simantics.scl.compiler.internal.deriving.InstanceDerivers;
76 import org.simantics.scl.compiler.internal.elaboration.profiling.BranchPointInjector;
77 import org.simantics.scl.compiler.internal.elaboration.utils.StronglyConnectedComponents;
78 import org.simantics.scl.compiler.internal.header.ModuleHeader;
79 import org.simantics.scl.compiler.internal.parsing.declarations.ConstructorAst;
80 import org.simantics.scl.compiler.internal.parsing.declarations.DAnnotationAst;
81 import org.simantics.scl.compiler.internal.parsing.declarations.DClassAst;
82 import org.simantics.scl.compiler.internal.parsing.declarations.DDataAst;
83 import org.simantics.scl.compiler.internal.parsing.declarations.DDerivingInstanceAst;
84 import org.simantics.scl.compiler.internal.parsing.declarations.DEffectAst;
85 import org.simantics.scl.compiler.internal.parsing.declarations.DFixityAst;
86 import org.simantics.scl.compiler.internal.parsing.declarations.DInstanceAst;
87 import org.simantics.scl.compiler.internal.parsing.declarations.DMappingRelationAst;
88 import org.simantics.scl.compiler.internal.parsing.declarations.DRelationAst;
89 import org.simantics.scl.compiler.internal.parsing.declarations.DRuleAst;
90 import org.simantics.scl.compiler.internal.parsing.declarations.DRulesetAst;
91 import org.simantics.scl.compiler.internal.parsing.declarations.DTypeAst;
92 import org.simantics.scl.compiler.internal.parsing.declarations.DValueAst;
93 import org.simantics.scl.compiler.internal.parsing.declarations.DValueTypeAst;
94 import org.simantics.scl.compiler.internal.parsing.exceptions.SCLSyntaxErrorException;
95 import org.simantics.scl.compiler.internal.parsing.translation.ProcessedDClassAst;
96 import org.simantics.scl.compiler.internal.parsing.translation.ProcessedDInstanceAst;
97 import org.simantics.scl.compiler.internal.parsing.translation.RelationRepository;
98 import org.simantics.scl.compiler.internal.parsing.translation.ValueRepository;
99 import org.simantics.scl.compiler.internal.parsing.types.TypeAst;
100 import org.simantics.scl.compiler.module.ConcreteModule;
101 import org.simantics.scl.compiler.module.ImportDeclaration;
102 import org.simantics.scl.compiler.module.InvalidModulePathException;
103 import org.simantics.scl.compiler.module.ModuleUtils;
104 import org.simantics.scl.compiler.module.repository.ImportFailure;
105 import org.simantics.scl.compiler.module.repository.ImportFailureException;
106 import org.simantics.scl.compiler.types.TCon;
107 import org.simantics.scl.compiler.types.TForAll;
108 import org.simantics.scl.compiler.types.TFun;
109 import org.simantics.scl.compiler.types.TPred;
110 import org.simantics.scl.compiler.types.TVar;
111 import org.simantics.scl.compiler.types.Type;
112 import org.simantics.scl.compiler.types.Types;
113 import org.simantics.scl.compiler.types.kinds.Kind;
114 import org.simantics.scl.compiler.types.kinds.Kinds;
115 import org.simantics.scl.compiler.types.util.MultiFunction;
116 import org.simantics.scl.runtime.profiling.BranchPoint;
118 import gnu.trove.list.array.TIntArrayList;
119 import gnu.trove.map.hash.THashMap;
120 import gnu.trove.map.hash.TObjectIntHashMap;
121 import gnu.trove.procedure.TObjectObjectProcedure;
122 import gnu.trove.set.hash.THashSet;
123 import gnu.trove.set.hash.TIntHashSet;
125 public class Elaboration {
127 private final CompilationContext compilationContext;
128 private final ErrorLog errorLog;
129 private final String moduleName;
130 private final ModuleHeader moduleHeader;
131 private final ArrayList<ImportDeclaration> importsAst;
132 private final JavaReferenceValidatorFactory jrvFactory;
133 final JavaReferenceValidator<Object, Object, Object, Object> javaReferenceValidator;
134 private final ValueRepository valueDefinitionsAst;
135 private final RelationRepository relationDefinitionsAst;
138 ConcreteModule module;
139 Environment importedEnvironment;
140 ArrayList<SupplementedValueType> supplementedTypeAnnotations = new ArrayList<SupplementedValueType>();
142 JavaTypeTranslator javaTypeTranslator;
143 ArrayList<StandardTypeConstructor> dataTypes = new ArrayList<StandardTypeConstructor>();
144 THashMap<String, ClassRef> classRefs = new THashMap<String, ClassRef>();
145 THashMap<String, BranchPoint[]> branchPoints;
147 public Elaboration(CompilationContext compilationContext, CompilationTimer timer, EnvironmentFactory localEnvironmentFactory,
148 String moduleName, ModuleHeader moduleHeader, ArrayList<ImportDeclaration> importsAst,
149 JavaReferenceValidatorFactory jrvFactory,
150 ValueRepository valueDefinitionsAst,
151 RelationRepository relationDefinitionsAst) {
152 this.compilationContext = compilationContext;
153 this.errorLog = compilationContext.errorLog;
154 this.moduleName = moduleName;
155 this.moduleHeader = moduleHeader;
156 importsAst = processRelativeImports(importsAst);
157 this.importsAst = importsAst;
158 this.jrvFactory = jrvFactory;
159 this.javaReferenceValidator = moduleHeader == null || moduleHeader.classLoader == null
160 ? jrvFactory.getDefaultJavaReferenceValidator()
161 : jrvFactory.getJavaReferenceValidator(moduleHeader.classLoader);
162 if(javaReferenceValidator == null)
163 errorLog.log(moduleHeader.classLoaderLocation, "Didn't find the specified class loader.");
164 this.valueDefinitionsAst = valueDefinitionsAst;
165 this.relationDefinitionsAst = relationDefinitionsAst;
167 module = new ConcreteModule(moduleName);
168 compilationContext.module = module;
169 if(moduleHeader != null && moduleHeader.defaultLocalName != null)
170 module.setDefaultLocalName(moduleHeader.defaultLocalName);
173 timer.suspendTimer();
174 importedEnvironment = localEnvironmentFactory.createEnvironment(
175 importsAst.toArray(new ImportDeclaration[importsAst.size()]));
177 timer.continueTimer();
178 compilationContext.environment = new EnvironmentOfModule(importedEnvironment, module);
179 } catch (ImportFailureException e) {
180 for(ImportFailure failure : e.failures)
181 errorLog.log(failure.location, failure.toString());
184 for(ImportDeclaration importAst : importsAst)
185 this.module.addDependency(new ImportDeclaration(
186 importAst.moduleName,
187 importAst.reexport ? importAst.localName : null,
190 localEnvironmentFactory.addBuiltinDependencies(module);
191 compilationContext.namingPolicy = new JavaNamingPolicy(moduleName);
194 private ArrayList<ImportDeclaration> processRelativeImports(ArrayList<ImportDeclaration> relativeImports) {
195 ArrayList<ImportDeclaration> absoluteImports = new ArrayList<ImportDeclaration>(relativeImports.size());
196 for(ImportDeclaration relativeImport : relativeImports) {
197 if(relativeImport.moduleName.startsWith(".")) {
199 String absoluteModuleName = ModuleUtils.resolveAbsolutePath(moduleName, relativeImport.moduleName);
200 ImportDeclaration absoluteImport = new ImportDeclaration(
201 absoluteModuleName, relativeImport.localName,
202 relativeImport.reexport, relativeImport.spec);
203 absoluteImport.location = relativeImport.location;
204 absoluteImports.add(absoluteImport);
205 } catch (InvalidModulePathException e) {
206 errorLog.log(relativeImport.location, e.getMessage());
210 absoluteImports.add(relativeImport);
212 return absoluteImports;
215 public void addTypesToEnvironment(
216 ArrayList<DDataAst> dataTypesAst,
217 ArrayList<DTypeAst> typeAliasesAst,
218 ArrayList<DEffectAst> effectsAst,
219 ArrayList<DRulesetAst> rulesetsAst) {
220 for(DDataAst dataType : dataTypesAst) {
221 dataType.parameterKinds = new Kind[dataType.parameters.length];
222 Kind constructorKind = Kinds.STAR;
223 for(int i=dataType.parameters.length-1;i>=0;--i) {
224 Kind kind = Kinds.metaVar();
225 dataType.parameterKinds[i] = kind;
226 constructorKind = Kinds.arrow(kind, constructorKind);
229 StandardTypeConstructor typeConstructor = new StandardTypeConstructor(
230 Types.con(moduleName, dataType.name), constructorKind);
232 NameExistenceChecks.checkIfTypeExists(errorLog,
233 dataType.location, importedEnvironment, dataType.name);
234 addTypeDescriptor(dataType.location, dataType.name, typeConstructor);
235 dataType.typeConstructor = typeConstructor;
238 for(DTypeAst typeAlias : typeAliasesAst) {
239 TypeAlias alias = new TypeAlias(Types.con(moduleName, typeAlias.name), typeAlias.parameters.length);
240 NameExistenceChecks.checkIfTypeExists(errorLog,
241 typeAlias.location, importedEnvironment, typeAlias.name);
242 addTypeDescriptor(typeAlias.location, typeAlias.name, alias);
245 for(DEffectAst effect : effectsAst) {
246 EffectConstructor effectConstructor = new EffectConstructor(Types.con(moduleName, effect.name));
247 effectConstructor.addThreadLocalVariable(
248 new ThreadLocalVariable(
250 TypeDesc.forClass(effect.threadLocalType)
252 if(module.addEffectConstructor(effect.name, effectConstructor))
253 errorLog.log(effect.location, "Effect "+effect.name+" has already been defined in this module.");
255 for(DRulesetAst ruleset : rulesetsAst) {
256 ruleset.type = Types.con(moduleName, ruleset.name);
257 ruleset.className = compilationContext.namingPolicy.getDataTypeClassName(ruleset.name);
258 StandardTypeConstructor typeConstructor = new StandardTypeConstructor(ruleset.type, Kinds.STAR,
259 TypeDesc.forClass(ruleset.className), ruleset.documentation == null ? null : ruleset.documentation.documentation);
260 typeConstructor.external = true;
261 addTypeDescriptor(ruleset.location, ruleset.name, typeConstructor);
263 javaTypeTranslator = new JavaTypeTranslator(compilationContext.environment);
264 compilationContext.javaTypeTranslator = javaTypeTranslator;
267 private void addTypeDescriptor(long location, String name, TypeDescriptor typeDescriptor) {
268 if(module.addTypeDescriptor(name, typeDescriptor))
269 errorLog.log(location, "Type "+name+" has already been defined in this module.");
272 private static final int[] EMPTY_INT_ARRAY = new int[0];
274 public void processTypeAliases(ArrayList<DTypeAst> typeAliasesAst) {
275 TObjectIntHashMap<String> typeAliasMap = new TObjectIntHashMap<String>();
276 for(int i=0;i<typeAliasesAst.size();++i)
277 typeAliasMap.put(typeAliasesAst.get(i).name, i);
278 TIntHashSet tempIntSet = new TIntHashSet();
279 ArrayList<DTypeAst> orderedTypeAliases = new ArrayList<DTypeAst>(typeAliasesAst.size());
280 //for(int i=0;i<typeAliasesAst.size();++i)
281 // System.out.println(i + "# " + typeAliasesAst.get(i).name);
282 new StronglyConnectedComponents(typeAliasesAst.size()) {
284 protected int[] findDependencies(int u) {
285 typeAliasesAst.get(u).type.collectReferences(typeAliasMap, tempIntSet);
286 if(tempIntSet.isEmpty())
287 return EMPTY_INT_ARRAY;
288 if(tempIntSet.contains(u)) {
289 errorLog.log(typeAliasesAst.get(u).location, "Type alias has a self reference.");
290 tempIntSet.remove(u);
292 int[] result = tempIntSet.toArray();
294 //System.out.println(u + " -> " + Arrays.toString(result));
298 protected void reportComponent(int[] component) {
299 //System.out.println("component: " + Arrays.toString(component));
300 if(component.length > 1) {
301 StringBuilder b = new StringBuilder();
302 b.append("Recursively defined type alias (");
303 long minLocation = typeAliasesAst.get(component[0]).location;
304 boolean first = true;
305 for(int u : component) {
306 DTypeAst typeAlias = typeAliasesAst.get(u);
311 b.append(typeAlias.name);
312 if(Locations.beginOf(typeAlias.location) < Locations.beginOf(minLocation))
313 minLocation = typeAlias.location;
316 errorLog.log(minLocation, b.toString());
319 orderedTypeAliases.add(typeAliasesAst.get(component[0]));
323 if(errorLog.hasNoErrors()) {
324 for(DTypeAst typeAlias : orderedTypeAliases) {
325 TypeAlias alias = (TypeAlias)module.getTypeDescriptor(typeAlias.name);
326 TypeTranslationContext context = createTypeTranslationContext();
327 for(int i=0;i<typeAlias.parameters.length;++i)
328 context.pushTypeVar(typeAlias.parameters[i]);
329 alias.body = typeAlias.type.toType(context, Kinds.metaVar());
330 for(int i=0;i<typeAlias.parameters.length;++i)
331 alias.parameters[i] = context.popTypeVar(typeAlias.parameters[i], null);
336 public void processDataTypes(ArrayList<DDataAst> dataTypesAst) {
337 ArrayList<Runnable> fieldAccessorGenerators = new ArrayList<Runnable>();
338 for(DDataAst dataTypeAst : dataTypesAst) {
339 TypeTranslationContext context = createTypeTranslationContext();
340 TVar[] typeParameters = new TVar[dataTypeAst.parameters.length];
341 for(int i=0;i<dataTypeAst.parameters.length;++i)
342 typeParameters[i] = context.addTypeVar(dataTypeAst.parameters[i]);
343 Constructor[] constructors = new Constructor[dataTypeAst.constructors.length];
344 String className = null;
345 boolean external = false;
346 for(DAnnotationAst annotation : dataTypeAst.getAnnotations()) {
347 if(annotation.id.text.equals("@JavaType")) {
348 if(annotation.parameters.length != 1 ||
349 !(annotation.parameters[0] instanceof ELiteral) ||
350 !(((ELiteral)annotation.parameters[0]).getValue() instanceof StringConstant))
351 errorLog.log(annotation.location, "Invalid parameters. Expected @JavaType \"className\".");
353 className = ((StringConstant)((ELiteral)annotation.parameters[0]).getValue()).getValue().replace('.', '/');
360 boolean trivialDataType = dataTypeAst.constructors.length == 1 &&
361 dataTypeAst.constructors[0].parameters.length == 1;
362 if(className == null && !trivialDataType)
363 className = compilationContext.namingPolicy.getDataTypeClassName(dataTypeAst.name);
365 StandardTypeConstructor dataType = dataTypeAst.typeConstructor;
367 dataType.setType(Types.con(moduleName, dataTypeAst.name), typeParameters);
368 dataType.setConstructors(constructors);
370 dataType.setTypeDesc(TypeDesc.forClass(className));
371 if(!external || dataTypeAst.constructors.length > 0) {
372 dataType.isOpen = false;
374 dataType.external = external;
375 dataTypes.add(dataType);
376 for(int j=0;j<constructors.length;++j) {
377 ConstructorAst constructor = dataTypeAst.constructors[j];
378 String name = constructor.name;
379 Type[] parameterTypes = new Type[constructor.parameters.length];
380 for(int i=constructor.parameters.length-1;i>=0;--i)
381 parameterTypes[i] = context.toType(constructor.parameters[i]);
382 String javaName = constructors.length == 1 ? className
383 : compilationContext.namingPolicy.getConstructorClassName(name);
384 String[] fieldNames = null;
385 for(DAnnotationAst annotation : constructor.annotations)
386 if(annotation.id.text.equals("@JavaType")) {
388 javaName = ((StringConstant)((ELiteral)annotation.parameters[0])
389 .getValue()).getValue();
390 } catch(Exception e) {
391 errorLog.log(annotation.parameters[0].location, "Invalid annotation parameter.");
394 else if(annotation.id.text.equals("@FieldNames")) {
396 EListLiteral literal = (EListLiteral)annotation.parameters[0];
397 fieldNames = new String[literal.getComponents().length];
398 for(int i=0;i<fieldNames.length;++i) {
399 Expression component = literal.getComponents()[i];
400 if(component instanceof EVar)
401 fieldNames[i] = ((EVar)component).name;
402 else if(component instanceof ELiteral)
403 fieldNames[i] = ((StringConstant)((ELiteral)component).getValue()).getValue();
405 } catch(Exception e) {
406 errorLog.log(annotation.parameters[0].location, "Invalid annotation parameter.");
411 constructors[j] = new Constructor(constructor.location, dataType,
412 Name.create(moduleName, name),
413 parameterTypes, javaName);
414 constructors[j].fieldNames = fieldNames;
415 constructors[j].recordFieldNames = constructor.fieldNames;
417 if(constructors.length == 1) {
418 Constructor constructor = constructors[0];
419 if(constructor.recordFieldNames != null) {
420 fieldAccessorGenerators.add(new Runnable() {
423 Type in = Types.apply(dataType.name, dataType.parameters);
424 for(int i=0;i<constructor.recordFieldNames.length;++i) {
425 Type out = constructor.parameterTypes[i];
428 accessor = new SafeCoerce(dataType.parameters, in, out);
430 accessor = new CallJava(dataType.parameters, Types.NO_EFFECTS, out,
431 new Type[] {in}, new StackItem[] {new ParameterStackItem(0, in)},
432 new FieldRef(constructor.javaName, constructor.fieldNames != null ? constructor.fieldNames[i] : "c" + i,
433 javaTypeTranslator.toTypeDesc(out)),
435 module.addFieldAccessor(constructor.recordFieldNames[i], accessor);
443 for(Runnable fieldAccessorGenerator : fieldAccessorGenerators)
444 fieldAccessorGenerator.run();
447 public void processTypeClasses(ArrayList<ProcessedDClassAst> typeClassesAst) {
448 for(ProcessedDClassAst pClassAst : typeClassesAst) {
449 DClassAst classAst = pClassAst.orig;
451 if(module.getTypeClass(classAst.name) != null) {
452 errorLog.log(classAst.location, "Class "+classAst.name+" has already been defined in this module.");
456 TypeTranslationContext context = createTypeTranslationContext();
458 TPred[] classContext = new TPred[classAst.context.length];
459 for(int i=0;i<classContext.length;++i)
460 classContext[i] = context.toTFuncApply(classAst.context[i]);
462 TVar[] parameters = new TVar[classAst.parameters.length];
464 if(classAst.name.equals("Functor") || classAst.name.equals("Monad")) {
466 parameters[0] = context.resolveTypeVariable(pClassAst.orig.location, classAst.parameters[0], Kinds.STAR_TO_STAR);
469 for(int i=0;i<parameters.length;++i)
470 parameters[i] = context.resolveTypeVariable(pClassAst.orig.location, classAst.parameters[i], Kinds.metaVar());
473 TCon con = Types.con(moduleName, classAst.name);
474 TypeClass typeClass = new TypeClass(classAst.location,
477 compilationContext.namingPolicy.getTypeClassInterfaceName(con),
479 Fundep.mapFundeps(classAst.parameters, classAst.fundeps));
481 THashMap<String, TypeClassMethod> methods = typeClass.methods;
482 for(DValueTypeAst methodDecl : pClassAst.typeDeclarations) {
486 type = context.toType(methodDecl.type);
487 } catch(SCLSyntaxErrorException e) {
488 errorLog.log(e.location, e.getMessage());
491 for(EVar name : methodDecl.names) {
492 typeClass.methodNames.add(name.name);
493 methods.put(name.name,
494 new TypeClassMethod(typeClass, name.name,
495 compilationContext.namingPolicy.getMethodName(name.name),
496 type, Types.getArity(type),
500 } catch(RuntimeException e) {
501 errorLog.setExceptionPosition(methodDecl.location);
506 for(String methodName : pClassAst.defaultImplementations.getValueNames()) {
507 String fullName = "_" + classAst.name + "_default_" + methodName;
508 ArrayList<DValueAst> defs = pClassAst.defaultImplementations.getDefinition(methodName);
510 TypeClassMethod method = typeClass.methods.get(methodName);
512 errorLog.log(defs.get(0).location, "Method " + methodName + " is not defined in this class.");
515 method.setDefaultImplementation(Name.create(moduleName, fullName));
517 valueDefinitionsAst.addDefinitions(fullName, defs);
518 /*valueDefinitionsAst.addAnnotation(fullName, new DAnnotationAst(new EVar("@private"),
519 Collections.<Expression>emptyList()));*/
520 supplementedTypeAnnotations.add(new SupplementedValueType(defs.get(0).location, fullName, method.getType()));
523 module.addTypeClass(classAst.name, typeClass);
527 private TypeTranslationContext createTypeTranslationContext() {
528 return new TypeTranslationContext(compilationContext);
531 public void processDerivingInstances(ArrayList<DDerivingInstanceAst> derivingInstancesAst,
532 ArrayList<ProcessedDInstanceAst> instancesAst) {
533 for(DDerivingInstanceAst derivingInstance : derivingInstancesAst) {
534 String name = derivingInstance.name.name;
537 con = Environments.getTypeClassName(compilationContext.environment, name);
538 } catch (AmbiguousNameException e) {
539 errorLog.log(derivingInstance.name.location, e.getMessage());
543 errorLog.log(derivingInstance.name.location, "Couldn't resolve class " + name + ".");
546 InstanceDeriver deriver = InstanceDerivers.get(con);
548 errorLog.log(derivingInstance.location, "Doesn't know how to derive " + name + ".");
550 deriver.derive(errorLog, compilationContext.environment, instancesAst, derivingInstance);
554 public void processInstances(ArrayList<ProcessedDInstanceAst> instancesAst) {
555 THashSet<TPred> instanceClashCheckSet = new THashSet<TPred>();
556 for(ProcessedDInstanceAst pInstanceAst : instancesAst) {
557 DInstanceAst instanceAst = pInstanceAst.orig;
559 TypeTranslationContext context = createTypeTranslationContext();
561 String name = instanceAst.name.name;
564 typeClassCon = Environments.getTypeClassName(compilationContext.environment, name);
565 } catch (AmbiguousNameException e) {
566 errorLog.log(instanceAst.name.location, e.getMessage());
569 if(typeClassCon == null) {
570 errorLog.log(instanceAst.name.location, "Couldn't resolve class " + name + ".");
573 TypeClass typeClass = compilationContext.environment.getTypeClass(typeClassCon);
574 pInstanceAst.typeClass = typeClass;
576 if(instanceAst.types.length != typeClass.parameters.length) {
577 errorLog.log(instanceAst.location, "Wrong number of parameters to type class " + typeClassCon.name + ".");
580 Type[] parameters = new Type[instanceAst.types.length];
581 for(int i=0;i<parameters.length;++i)
582 parameters[i] = context.toType(instanceAst.types[i], typeClass.parameters[i].getKind() /* FIXME */);
583 TPred instance = Types.pred(typeClassCon, parameters);
585 if(!instanceClashCheckSet.add(instance)) {
586 errorLog.log(instanceAst.location, "Duplicate definition of the instance " + instance + ".");
590 TPred[] instanceContext = new TPred[instanceAst.context.length];
591 for(int i=0;i<instanceContext.length;++i)
592 instanceContext[i] = context.toTFuncApply(instanceAst.context[i]);
594 String javaName = compilationContext.namingPolicy.getInstanceClassName(instance);
595 String instancePrefix = instance.toName() + "$";
597 ValueRepository valueDefs = pInstanceAst.valueDefs;
599 THashMap<String, MethodImplementation> methodImplementations =
600 new THashMap<String, MethodImplementation>();
601 for(String valueName : valueDefs.getValueNames()) {
602 String fullName = instancePrefix + valueName;
603 long loc = valueDefs.getDefinition(valueName).get(0).location;
604 valueDefinitionsAst.addFrom(valueDefs, valueName, fullName);
605 /*valueDefinitionsAst.addAnnotation(fullName, new DAnnotationAst(new EVar("@private"),
606 Collections.<Expression>emptyList()));*/
607 TypeClassMethod method = typeClass.methods.get(valueName);
609 errorLog.log(loc, "Method " + valueName + " is not defined in the type class " + typeClass.name.name + ".");
612 Type type = method.getBaseType().replace(typeClass.parameters, parameters);
613 for(int i=instanceContext.length-1;i>=0;--i)
614 type = Types.constrained(instanceContext[i], type);
615 //System.out.println(valueName + " :: " + type);
616 supplementedTypeAnnotations.add(
617 new SupplementedValueType(loc, fullName, type));
618 methodImplementations.put(valueName,
619 new MethodImplementation(Name.create(moduleName, fullName), false));
622 // Are all necessary methods defined
623 for(String methodName : typeClass.methods.keySet())
624 if(!methodImplementations.containsKey(methodName)) {
625 Name defaultImplementation = typeClass.methods.get(methodName).getDefaultImplementation();
626 if(defaultImplementation == null)
627 errorLog.log(instanceAst.location, "Method " + methodName + " is not defined.");
629 methodImplementations.put(methodName,
630 new MethodImplementation(defaultImplementation, true));
633 JavaTypeInstanceConstructor generator = new JavaTypeInstanceConstructor(javaName, instance, instanceContext);
634 if(instanceContext.length == 0)
635 generator.setHasStaticInstance(true);
637 TypeClassInstance typeClassInstance =
638 new TypeClassInstance(instanceAst.location, typeClass, generator,
639 generator.getTypeParameters(),
640 instanceContext, instance, methodImplementations,
643 generator.setInstance(typeClassInstance);
645 module.addTypeClassInstance(typeClassCon, typeClassInstance);
646 } catch(RuntimeException e) {
647 errorLog.setExceptionPosition(instanceAst.location);
652 // Generate superclass functions
653 for(ArrayList<TypeClassInstance> instanceArray : module.getTypeInstances().values())
654 for(TypeClassInstance instance : instanceArray) {
656 TypeClass typeClass = instance.typeClass;
657 int superCount = typeClass.context.length;
659 instance.superExpressions = new SCLValue[superCount];
660 for(int i=0;i<superCount;++i) {
661 TPred type = (TPred)typeClass.context[i]
662 .replace(typeClass.parameters, instance.instance.parameters);
663 SCLValue value = new SCLValue(Name.create(moduleName,
664 instance.javaName.substring(instance.javaName.indexOf('$')+1) + "_super" + i));
665 //value.addProperty(PrivateProperty.INSTANCE);
666 module.addValue(value);
667 Expression expression = new EGetConstraint(instance.location, type);
668 value.setExpression(expression);
669 value.setType(Types.forAll(instance.generatorParameters, Types.constrained(instance.context, type)));
670 value.getProperties().add(new InlineProperty(instance.context.length, 0xffffffff));
671 //TypeUnparsingContext tuc = new TypeUnparsingContext();
672 // TODO error handling
673 instance.superExpressions[i] = value;
675 } catch(RuntimeException e) {
676 errorLog.setExceptionPosition(instance.getLocation());
682 public void processJavaMethods(ArrayList<JavaMethodDeclaration> javaMethodDeclarations) {
683 for(JavaMethodDeclaration javaMethod : javaMethodDeclarations) {
684 String name = javaMethod.methodName.name;
685 String javaName = name;
686 ArrayList<DAnnotationAst> annotations =
687 valueDefinitionsAst.getAnnotations(name);
688 boolean isPrivate = false;
689 if(annotations != null) {
690 for(DAnnotationAst annotation : annotations)
691 if(annotation.id.text.equals("@JavaName")) {
692 String temp = AnnotationUtils.processStringAnnotation(errorLog, annotation);
696 else if(annotation.id.text.equals("@private")) {
697 AnnotationUtils.processTagAnnotation(errorLog, annotation);
702 Type type = createTypeTranslationContext().toType(javaMethod.type);
704 CallJava callJava = resolveMethod(
706 javaMethod.className,
709 if(callJava != null) {
710 NameExistenceChecks.checkIfValueExists(errorLog, javaMethod.location,
711 importedEnvironment, name);
712 SCLValue value = module.addValue(name, callJava);
713 value.definitionLocation = javaMethod.methodName.location;
715 value.addProperty(PrivateProperty.INSTANCE);
720 public void processRulesets(ArrayList<DRulesetAst> rulesetsAst) {
721 for(DRulesetAst ruleset : rulesetsAst) {
722 String constructorName = "create" + ruleset.name;
723 supplementedTypeAnnotations.add(new SupplementedValueType(ruleset.location, constructorName, Types.functionE(Types.PUNIT, Types.PROC, ruleset.type)));
725 valueDefinitionsAst.add(new DValueAst(new EVar(constructorName), new EPreCHRRulesetConstructor(ruleset)));
726 } catch (NotPatternException e) {
727 throw new InternalCompilerError(ruleset.location, e);
733 * Convert a java class method into a {@link CallJava} instance.
734 * Compilation errors are logged for failures in finding the named class or in accessing the method.
735 * The return value for errors is {@code null}.
737 * @param loc SCL source location
738 * @param className Name of the class
739 * @param methodName Name of the method
740 * @param type The expected SCL type of the method
741 * @return A new JavaCall instance, or null if the given method can not be instantiated.
743 private CallJava resolveMethod(long loc,
744 String className, String methodName, Type type) {
746 ClassRef classRef = classRefs.get(className);
747 if(classRef == null) {
748 if(classRefs.containsKey(className))
750 classRef = javaReferenceValidator.getClassRef(className);
751 classRefs.put(className, classRef);
752 if(classRef == null) {
753 errorLog.log(loc, "Didn't find class " + className + ".");
756 if(!javaReferenceValidator.isPublic(classRef.getClass())) {
757 errorLog.log(loc, "Class " + className + " is not public.");
764 List<MethodRef> methodRefs = classRef.getMethodRefs(methodName);
765 if(methodRefs.isEmpty()) {
766 errorLog.log(loc, "Didn't find any public method or field with name '" + methodName + "' from class " + className + ".");
770 ArrayList<CallJava> candidates = new ArrayList<CallJava>(2);
771 for(MethodRef methodRef : methodRefs) {
772 CallJava candidate = matchType(methodRef, type);
773 if(candidate != null)
774 candidates.add(candidate);
777 if(candidates.isEmpty()) {
778 StringBuilder b = new StringBuilder();
779 b.append("Didn't find any public method or field matching the type " + type + ". The following methods and fields were tried:");
780 for(MethodRef methodRef : methodRefs) {
784 b.append("\nbut expected something like:");
786 MultiFunction mFun = Types.matchFunction(type);
787 b.append("\n public static ");
788 b.append(javaTypeTranslator.toTypeDesc(mFun.returnType).getFullName()).append(' ').append(methodName).append('(');
789 boolean first = true;
790 for(Type parameter : mFun.parameterTypes) {
795 b.append(javaTypeTranslator.toTypeDesc(parameter).getFullName());
799 errorLog.log(loc, b.toString());
802 else if(candidates.size() == 1)
803 return candidates.get(0);
805 // Try to find the best match
806 ArrayList<CallJava> bestCandidates = new ArrayList<CallJava>(candidates.size());
807 loop: for(CallJava candidate : candidates) {
808 Iterator<CallJava> it = bestCandidates.iterator();
809 while(it.hasNext()) {
810 CallJava b = it.next();
811 switch(candidate.compareTo(javaReferenceValidator, b)) {
815 case CallJava.GREATER:
818 case CallJava.INCOMPARABLE:
822 bestCandidates.add(candidate);
825 if(bestCandidates.size() == 1) {
826 // System.out.println("Choose: " + bestCandidates.get(0).getMethodRef());
827 return bestCandidates.get(0);
830 StringBuilder b = new StringBuilder();
831 b.append("Found more than one incomparable public methods the type " + type + ":");
832 for(CallJava callJava : bestCandidates) {
834 b.append(callJava.getMethodRef());
836 errorLog.log(loc, b.toString());
842 private CallJava matchType(MethodRef methodRef, Type type) {
843 //System.out.println("-----------------------------------------------------");
844 //System.out.println("method: " + methodRef);
845 //System.out.println("type: " + type);
847 type = Types.canonical(type);
848 while(type instanceof TForAll)
849 type = Types.canonical(((TForAll)type).type);
851 TypeDesc[] expectedParameterTypes = methodRef.getParameterTypes();
853 ArrayList<Type> parameterTypes = new ArrayList<Type>();
854 Type effect = Types.NO_EFFECTS;
855 Type returnType = type;
857 StackItem[] stackItems = new StackItem[expectedParameterTypes.length];
858 TIntArrayList unresolvedItems = new TIntArrayList();
861 for(int i=0;i<expectedParameterTypes.length;++i) {
863 TypeDesc providedParameterType;
865 if(effect != Types.NO_EFFECTS || !(returnType instanceof TFun)) {
866 while(i < expectedParameterTypes.length)
867 unresolvedItems.add(i++);
870 TFun fun = (TFun)returnType;
871 parameterType = Types.canonical(fun.domain);
872 parameterTypes.add(parameterType);
873 effect = Types.canonical(fun.effect);
874 returnType = Types.canonical(fun.range);
875 providedParameterType = javaTypeTranslator.toTypeDesc(parameterType);
876 } while(providedParameterType.equals(TypeDesc.VOID));
879 TypeDesc expectedParameterType = expectedParameterTypes[i];
880 if(javaReferenceValidator.isAssignableFrom(expectedParameterType,
881 providedParameterType)) {
882 stackItems[i] = new ParameterStackItem(
883 parameterTypes.size()-1,
888 unresolvedItems.add(i++);
889 if(i == expectedParameterTypes.length) {
890 parameterTypes.remove(parameterTypes.size()-1);
891 returnType = Types.functionE(parameterType, effect, returnType);
896 //System.out.println("returnType: " + returnType);
897 if(!unresolvedItems.isEmpty()) {
898 ArrayList<TCon> concreteEffects = new ArrayList<TCon>();
899 effect.collectConcreteEffects(concreteEffects);
901 for(TCon eff : concreteEffects) {
902 EffectConstructor effC = compilationContext.environment.getEffectConstructor(eff);
903 for(ThreadLocalVariable var : effC.getThreadLocalVariables()) {
904 for(int i=0;i<unresolvedItems.size();++i) {
905 int id = unresolvedItems.get(i);
906 if(!expectedParameterTypes[id].equals(TypeDesc.OBJECT) &&
907 javaReferenceValidator.isAssignableFrom(expectedParameterTypes[id], var.type)) {
908 stackItems[id] = new ThreadLocalStackItem(var.variableName, var.type);
909 unresolvedItems.removeAt(i);
916 if(!unresolvedItems.isEmpty())
918 /*System.out.print("Unresolved: ");
919 boolean first = true;
920 for(int i=0;i<unresolvedItems.size();++i) {
924 System.out.print(", ");
925 System.out.print(expectedParameterTypes[unresolvedItems.get(i)]);
927 System.out.println();*/
929 OutputFilter filter = null;
931 TypeDesc providedReturnType = methodRef.getReturnType();
932 if(!providedReturnType.equals(Constants.FUNCTION)) {
933 while(returnType instanceof TFun && effect == Types.NO_EFFECTS) {
934 TFun fun = (TFun)returnType;
935 Type parameterType = Types.canonical(fun.domain);
936 if(!javaTypeTranslator.toTypeDesc(parameterType).equals(TypeDesc.VOID))
938 parameterTypes.add(parameterType);
939 effect = Types.canonical(fun.effect);
940 returnType = Types.canonical(fun.range);
943 TypeDesc expectedReturnType =
944 javaTypeTranslator.toTypeDesc(returnType);
945 if(!javaReferenceValidator.isAssignableFrom(expectedReturnType,
946 providedReturnType)) {
947 if(expectedReturnType.equals(TypeDesc.VOID)) {
948 if(providedReturnType.equals(TypeDesc.DOUBLE) || providedReturnType.equals(TypeDesc.LONG))
949 filter = Pop2OutputFilter.INSTANCE;
951 filter = PopOutputFilter.INSTANCE;
953 else if(expectedReturnType.equals(Constants.LIST)
954 && providedReturnType.equals(Constants.COLLECTION))
955 filter = ConvertToListFilter.INSTANCE;
961 CallJava result = new CallJava(
962 Types.freeVarsArray(type),
965 parameterTypes.toArray(new Type[parameterTypes.size()]),
969 //System.out.println(result.getType());
973 public void processMappingRelations(ArrayList<DMappingRelationAst> mappingRelationsAst) {
974 for(DMappingRelationAst mappingRelation : mappingRelationsAst) {
975 TypeAst[] parameterTypesAst = mappingRelation.parameterTypes;
976 Type[] parameterTypes = new Type[parameterTypesAst.length];
977 TypeTranslationContext typeTranslationContext = createTypeTranslationContext();
978 for(int i=0;i<parameterTypes.length;++i)
979 parameterTypes[i] = parameterTypesAst[i].toType(typeTranslationContext, Kinds.STAR);
980 MappingRelation mRel =
981 new MappingRelation(Name.create(moduleName, mappingRelation.name), parameterTypes);
982 mRel.location = mappingRelation.location;
983 if(module.addMappingRelation(mRel))
984 errorLog.log(mappingRelation.location, "Mapping relation " + mappingRelation.name +
985 " has already been defined.");
989 THashMap<String, DRuleAst> ruleAstMap = new THashMap<String, DRuleAst>();
991 public void processRules(ArrayList<DRuleAst> rulesAst) {
992 // Find implied mapping relations
993 for(DRuleAst ruleA : rulesAst) {
994 ArrayList<Query> whereSection = ruleA.getSections().get("where");
995 if(whereSection != null)
996 for(Query query : whereSection) {
997 if(!(query instanceof QPreGuard))
999 QPreGuard guard = (QPreGuard)query;
1000 if(!(guard.guard instanceof EApply))
1002 EApply apply = (EApply)guard.guard;
1003 if(!(apply.getFunction() instanceof EVar))
1006 String name = ((EVar)apply.getFunction()).name;
1007 if(module.getMappingRelation(name) != null)
1010 int arity = apply.getParameters().length;
1011 Type[] parameterTypes = new Type[arity];
1012 for(int i=0;i<arity;++i)
1013 parameterTypes[i] = Types.metaVar(Kinds.STAR);
1014 MappingRelation mRel =
1015 new MappingRelation(Name.create(moduleName, name), parameterTypes);
1016 mRel.location = query.location;
1017 module.addMappingRelation(mRel);
1019 if(ruleAstMap.put(ruleA.name, ruleA) != null)
1020 errorLog.log(ruleA.location, "Rule " + ruleA.name +
1021 " has already been defined.");
1025 for(String ruleName : ruleAstMap.keySet())
1026 processRule(ruleName);
1029 private TransformationRule processRule(String ruleName) {
1030 TransformationRule rule = module.getRule(ruleName);
1034 DRuleAst ruleAst = ruleAstMap.get(ruleName);
1035 if(ruleAst.alreadyProcessing) {
1036 errorLog.log(ruleAst.location, "Cyclic chain of rule extensions.");
1040 TransformationRule[] extendsRules;
1041 int length = ruleAst.extendsNames.length;
1043 extendsRules = TransformationRule.EMPTY_ARRAY;
1045 extendsRules = new TransformationRule[length];
1046 for(int i=0;i<length;++i) {
1048 String extendsName = ruleAst.extendsNames[i];
1049 TransformationRule extendsRule;
1050 if(ruleAstMap.containsKey(extendsName))
1051 extendsRule = processRule(extendsName);
1053 extendsRule = Environments.getRule(compilationContext.environment, extendsName);
1054 if(extendsRule == null)
1055 errorLog.log(ruleAst.location,
1056 "Couldn't resolve rule name " + extendsName + ".");
1058 extendsRules[i] = extendsRule;
1059 } catch(AmbiguousNameException e) {
1060 errorLog.log(ruleAst.location, e.getMessage());
1065 final THashMap<SectionName, Query[]> sections = new THashMap<SectionName, Query[]>();
1067 final TranslationContext context = createTranslationContext();
1069 THashMap<String, Variable> variables = context.getVariables();
1070 for(TransformationRule extendsRule : extendsRules) {
1071 if(extendsRule == null)
1073 for(Variable var : extendsRule.variables)
1074 if(variables.put(var.getName(), var) != null) {
1075 errorLog.log(ruleAst.location,
1076 "Variable " + var.getName() + " is defined in more than one base rule, which is not currently allowed.");
1080 context.pushExistentialFrame();
1081 ruleAst.getSections().forEachEntry(new TObjectObjectProcedure<String, ArrayList<Query>>() {
1083 public boolean execute(String sectionNameString, ArrayList<Query> queries) {
1084 Query[] resolvedQueries = new Query[queries.size()];
1085 for(int i=0;i<resolvedQueries.length;++i)
1086 resolvedQueries[i] = queries.get(i).resolve(context);
1088 SectionName sectionName = SectionName.getSectionName(sectionNameString);
1089 if(sectionName == null)
1090 context.getErrorLog().log(queries.get(0).location,
1091 "Invalid section name " + sectionNameString + ".");
1093 sections.put(sectionName, resolvedQueries);
1098 Variable[] variables = context.getVariables().values().toArray(new Variable[context.getVariables().size()]);
1100 rule = new TransformationRule(ruleAst.isAbstract,
1101 Name.create(moduleName, ruleAst.name),
1103 sections, variables);
1104 rule.location = ruleAst.location;
1105 module.addRule(rule);
1109 public void addDataTypesToEnvironment() {
1110 for(StandardTypeConstructor dataType : dataTypes) {
1111 int constructorTag = 0;
1112 for(Constructor constructor : dataType.constructors) {
1113 SCLValue value = new SCLValue(constructor.name);
1114 SCLConstructor sclConstructor =
1116 constructor.name.name,
1117 constructor.javaName,
1118 constructor.getTypeVariables(),
1120 constructor.getReturnType(),
1121 constructor.fieldNames == null
1122 ? SCLConstructor.DEFAULT_FIELD_NAMES[constructor.getParameterTypes().length]
1123 : constructor.fieldNames,
1124 constructor.recordFieldNames,
1125 constructor.getParameterTypes());
1126 if(dataType.constructors.length == 1 && (
1127 dataType.getTypeDesc() == null ||
1128 (dataType.constructors[0].javaName != null &&
1129 dataType.constructors[0].javaName.equals(MethodBuilderBase.getClassName(dataType.getTypeDesc())))))
1130 sclConstructor.setOnlyConstructor(true);
1131 value.setValue(sclConstructor);
1132 value.setType(constructor.getType());
1134 NameExistenceChecks.checkIfValueExists(errorLog, constructor.loc,
1135 importedEnvironment, constructor.name.name);
1136 if(module.addValue(value)) {
1137 errorLog.log(constructor.loc,
1138 "Value " + constructor.name.name + " is already defined.");
1144 public void addTypeClassesToEnvironment() {
1145 for(TypeClass typeClass : module.getTypeClasses()) {
1146 for(TypeClassMethod method : typeClass.methods.values()) {
1147 SCLValue value = method.createValue();
1148 value.definitionLocation = method.location;
1149 NameExistenceChecks.checkIfValueExists(errorLog, Locations.NO_LOCATION,
1150 importedEnvironment, value.getName().name);
1152 if(module.addValue(value)) {
1153 String name = method.getName();
1154 long location = Locations.NO_LOCATION;
1155 ArrayList<DValueAst> definitions = valueDefinitionsAst.getDefinition(name);
1156 if(definitions != null && !definitions.isEmpty())
1157 location = definitions.get(0).location;
1158 errorLog.log(location, "Value " + name + " is already defined.");
1164 public void preprocessValueDefinitions(ArrayList<DValueTypeAst> typeAnnotationsAst) {
1165 for(String name : valueDefinitionsAst.getValueNames()) {
1166 SCLValue value = new SCLValue(Name.create(moduleName, name));
1168 long location = valueDefinitionsAst.getLocation(name);
1169 NameExistenceChecks.checkIfValueExists(errorLog, location,
1170 importedEnvironment, value.getName().name);
1171 value.definitionLocation = location;
1172 if(module.addValue(value))
1173 errorLog.log(location, "Value " + name + " is already defined.");
1175 for(DValueTypeAst valueTypeAst : typeAnnotationsAst)
1176 for(EVar name : valueTypeAst.names) {
1177 SCLValue value = module.getValue(name.name);
1179 errorLog.log(valueTypeAst.location, name.name + " is not defined.");
1180 value = new SCLValue(Name.create(moduleName, name.name));
1181 module.addValue(value);
1183 value.definitionLocation = name.location;
1185 for(String name : relationDefinitionsAst.getRelationNames()) {
1186 ConcreteRelation relation = new ConcreteRelation(name);
1187 module.addRelation(name, relation);
1191 public void addValueDefinitionsToEnvironment(ArrayList<DValueTypeAst> typeAnnotationsAst) {
1192 THashMap<String, DValueTypeAst> typeMap = new THashMap<String, DValueTypeAst>();
1193 for(DValueTypeAst valueTypeAst : typeAnnotationsAst)
1194 for(EVar name : valueTypeAst.names) {
1195 if(typeMap.containsKey(name.name))
1196 errorLog.log(valueTypeAst.location, "Type of "+name.name+" has already been declared in this module.");
1198 typeMap.put(name.name, valueTypeAst);
1201 THashMap<String, EVar> exportMap = null;
1202 if(moduleHeader != null && moduleHeader.export != null) {
1203 exportMap = new THashMap<String, EVar>();
1204 for(EVar export : moduleHeader.export)
1205 if(exportMap.put(export.name, export) != null)
1206 errorLog.log(export.location, "The symbol " + export.name + " is exported multiple times.");
1209 for(String name : valueDefinitionsAst.getValueNames()) {
1210 ArrayList<DValueAst> defs = valueDefinitionsAst.getDefinition(name);
1212 SCLValue value = module.getValue(name);
1213 TranslationContext context = createTranslationContext();
1214 Expression expression = context.translateCases2(defs);
1215 value.setExpression(expression);
1217 DValueTypeAst valueTypeAst = typeMap.remove(name);
1218 if(valueTypeAst != null)
1219 value.setType(Types.closure(context.toType(valueTypeAst.type)));
1221 ArrayList<DAnnotationAst> annotations = valueDefinitionsAst.getAnnotations(name);
1222 if(annotations != null)
1223 for(DAnnotationAst annotation : annotations) {
1224 handleAnnotation(value, defs, annotation);
1226 if(exportMap != null && exportMap.remove(name) == null)
1227 value.addProperty(PrivateProperty.INSTANCE);
1228 } catch(RuntimeException e) {
1229 errorLog.setExceptionPosition(defs.get(0).location);
1233 if(exportMap != null)
1234 for(EVar export : exportMap.values())
1235 errorLog.log(export.location, "The symbol " + export.name + " is not defined in the module.");
1236 for(String name : relationDefinitionsAst.getRelationNames()) {
1237 ArrayList<DRelationAst> definitions = relationDefinitionsAst.getDefinition(name);
1238 if(definitions.size() > 1) {
1239 errorLog.log(definitions.get(1).location,
1240 "Does not yet support definition of relations by more than one rule.");
1244 DRelationAst definition = definitions.get(0);
1245 ConcreteRelation relation = (ConcreteRelation)module.getRelation(name);
1246 relation.location = definition.location;
1247 TranslationContext context = createTranslationContext();
1248 definition.translateTo(context, relation);
1252 private TranslationContext createTranslationContext() {
1253 return new TranslationContext(compilationContext, null);
1256 private void handleAnnotation(SCLValue value, ArrayList<DValueAst> defs, DAnnotationAst annotation) {
1257 if(annotation.id.text.equals("@macro")) {
1258 value.setMacroRule(new StandardMacroRule());
1260 else if(annotation.id.text.equals("@inline")) {
1262 int arity = defs.get(0).lhs.getFunctionDefinitionPatternArity();
1263 int phaseMask = 0xffffffff;
1264 if(annotation.parameters.length > 0) {
1265 phaseMask = Integer.parseInt(((EIntegerLiteral)annotation.parameters[0]).getValue());
1267 value.addProperty(new InlineProperty(arity, phaseMask));
1268 } catch(NotPatternException e) {
1269 errorLog.log(annotation.location, "Inline annotation is invalid: this is not a function.");
1272 else if(annotation.id.text.equals("@private")) {
1273 if(moduleHeader != null && moduleHeader.export != null)
1274 errorLog.log(annotation.location, "Annotation @private is not used when module header contains export property.");
1275 value.addProperty(PrivateProperty.INSTANCE);
1277 else if(annotation.id.text.equals("@deprecated")) {
1278 String description = "";
1279 if(annotation.parameters.length > 0) {
1280 if(annotation.parameters.length > 1)
1281 errorLog.log(annotation.location, "Invalid number of parameters, expected one string.");
1283 String temp = AnnotationUtils.extractString(annotation.parameters[0]);
1285 errorLog.log(annotation.location, "Invalid parameter, expected one string.");
1290 value.addProperty(new DeprecatedProperty(description));
1293 errorLog.log(annotation.location, "Unknown annotation.");
1296 public void addSupplementedTypeAnnotationsToEnvironment() {
1297 for(SupplementedValueType valueType : supplementedTypeAnnotations) {
1298 Type type = Types.closure(valueType.type);
1299 String name = valueType.name;
1300 SCLValue value = module.getValue(name);
1302 errorLog.log(valueType.position,
1303 name + " is not defined.");
1304 else if(value.getType()==null)
1305 value.setType(type);
1307 errorLog.log(valueType.position,
1308 "Type of "+name+" has already been declared in this module.");
1312 public void addFixityToEnvironment(ArrayList<DFixityAst> fixityAst) {
1313 for(DFixityAst fixity : fixityAst) {
1314 for(EVar symbol : fixity.symbols) {
1315 String name = symbol.name;
1316 SCLValue value = module.getValue(name);
1318 errorLog.log(symbol.location,
1319 name + " is not defined.");
1321 value.setPrecedence(fixity.precedence);
1326 public void addCoverageBranchPoints() {
1327 branchPoints = new THashMap<String, BranchPoint[]>();
1328 BranchPointInjector injector = new BranchPointInjector();
1329 for(String valueName : valueDefinitionsAst.getValueNames()) {
1330 for(DValueAst valueAst : valueDefinitionsAst.getDefinition(valueName))
1331 valueAst.value = injector.injectBranchPoint(valueAst.value);
1332 branchPoints.put(valueName, injector.getAndClearBranchPoints());