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Automatically compute imports for code injection, from current type m…
…embers and method calls #114.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,190 @@ | ||
| /* Reflexil Copyright (c) 2007-2018 Sebastien Lebreton | ||
| Permission is hereby granted, free of charge, to any person obtaining | ||
| a copy of this software and associated documentation files (the | ||
| "Software"), to deal in the Software without restriction, including | ||
| without limitation the rights to use, copy, modify, merge, publish, | ||
| distribute, sublicense, and/or sell copies of the Software, and to | ||
| permit persons to whom the Software is furnished to do so, subject to | ||
| the following conditions: | ||
| The above copyright notice and this permission notice shall be | ||
| included in all copies or substantial portions of the Software. | ||
| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | ||
| EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | ||
| MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | ||
| NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE | ||
| LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION | ||
| OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION | ||
| WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ | ||
|
|
||
| using System.Linq; | ||
| using System.Collections.Generic; | ||
| using Mono.Cecil; | ||
| using Mono.Collections.Generic; | ||
| using Mono.Cecil.Cil; | ||
|
|
||
| namespace Reflexil.Compilation | ||
| { | ||
| internal class NamespaceCollector : IReflectionVisitor | ||
| { | ||
| private TypeDefinition _type; | ||
| private HashSet<string> _namespaces = new HashSet<string>(); | ||
|
|
||
| public NamespaceCollector(TypeDefinition type) | ||
| { | ||
| _type = type; | ||
| } | ||
|
|
||
| private void VisitString(string str) | ||
| { | ||
| if (string.IsNullOrEmpty(str)) | ||
| return; | ||
|
|
||
| if (_namespaces.Contains(str)) | ||
| return; | ||
|
|
||
| _namespaces.Add(str); | ||
| } | ||
|
|
||
| internal IList<string> Collect() | ||
| { | ||
| _namespaces.Clear(); | ||
| VisitString("System"); | ||
| VisitString("System.Collections.Generic"); | ||
| VisitString("System.Text"); | ||
| VisitTypeDefinition(_type); | ||
| return _namespaces.ToList(); | ||
| } | ||
|
|
||
| public void VisitTypeDefinition(TypeDefinition type) | ||
| { | ||
| VisitNestedTypeCollection(type.NestedTypes); | ||
| VisitFieldDefinitionCollection(type.Fields); | ||
| VisitPropertyDefinitionCollection(type.Properties); | ||
| VisitEventDefinitionCollection(type.Events); | ||
| VisitInterfaceCollection(type.Interfaces); | ||
| VisitMethodDefinitionCollection(type.Methods); | ||
| } | ||
|
|
||
| public void VisitNestedTypeCollection(Collection<TypeDefinition> nestedTypes) | ||
| { | ||
| foreach (var tdef in nestedTypes) | ||
| VisitNestedType(tdef); | ||
| } | ||
|
|
||
| public void VisitNestedType(TypeDefinition nestedType) | ||
| { | ||
| VisitTypeDefinition(nestedType); | ||
| } | ||
|
|
||
| public void VisitFieldDefinitionCollection(Collection<FieldDefinition> fields) | ||
| { | ||
| foreach (var fdef in fields) | ||
| VisitFieldDefinition(fdef); | ||
| } | ||
|
|
||
| public void VisitFieldDefinition(FieldDefinition field) | ||
| { | ||
| VisitTypeReference(field.FieldType); | ||
| } | ||
|
|
||
| public void VisitTypeReference(TypeReference type) | ||
| { | ||
| VisitString(type.Namespace); | ||
| } | ||
|
|
||
| public void VisitPropertyDefinitionCollection(Collection<PropertyDefinition> properties) | ||
| { | ||
| foreach (var pdef in properties) | ||
| VisitPropertyDefinition(pdef); | ||
| } | ||
|
|
||
| public void VisitPropertyDefinition(PropertyDefinition property) | ||
| { | ||
| VisitTypeReference(property.PropertyType); | ||
| } | ||
|
|
||
| public void VisitEventDefinitionCollection(Collection<EventDefinition> events) | ||
| { | ||
| foreach (var evt in events) | ||
| VisitEventDefinition(evt); | ||
| } | ||
|
|
||
| public void VisitEventDefinition(EventDefinition evt) | ||
| { | ||
| VisitTypeReference(evt.EventType); | ||
| } | ||
|
|
||
| public void VisitInterfaceCollection(Collection<InterfaceImplementation> interfaces) | ||
| { | ||
| foreach (var idef in interfaces) | ||
| VisitInterface(idef.InterfaceType); | ||
| } | ||
|
|
||
| public void VisitInterface(TypeReference interf) | ||
| { | ||
| VisitString(interf.Namespace); | ||
| } | ||
|
|
||
| public void VisitMethodDefinitionCollection(Collection<MethodDefinition> methods) | ||
| { | ||
| foreach (var mdef in methods) | ||
| VisitMethodDefinition(mdef); | ||
| } | ||
|
|
||
| public void VisitMethodDefinition(MethodDefinition method) | ||
| { | ||
| VisitTypeReference(method.ReturnType); | ||
| VisitParameterDefinitionCollection(method.Parameters); | ||
|
|
||
| if (method.Body == null) | ||
| return; | ||
|
|
||
| foreach (var ins in method.Body.Instructions) | ||
| { | ||
| var mref = ins.Operand as MethodReference; | ||
| if (mref != null) | ||
| VisitMethodReference(mref); | ||
| } | ||
| } | ||
|
|
||
| public void VisitMethodReference(MethodReference method) | ||
| { | ||
| VisitTypeReference(method.DeclaringType); | ||
| } | ||
|
|
||
| public void VisitParameterDefinitionCollection(Collection<ParameterDefinition> parameters) | ||
| { | ||
| foreach (var pdef in parameters) | ||
| VisitParameterDefinition(pdef); | ||
| } | ||
|
|
||
| public void VisitParameterDefinition(ParameterDefinition parameter) | ||
| { | ||
| VisitTypeReference(parameter.ParameterType); | ||
| } | ||
|
|
||
| public void VisitModuleDefinition(ModuleDefinition module) { } | ||
| public void VisitTypeDefinitionCollection(Collection<TypeDefinition> types) { } | ||
| public void VisitTypeReferenceCollection(Collection<TypeReference> refs) { } | ||
| public void VisitMemberReferenceCollection(Collection<MemberReference> members) { } | ||
| public void VisitMemberReference(MemberReference member) { } | ||
| public void VisitExternTypeCollection(Collection<TypeReference> externs) { } | ||
| public void VisitExternType(TypeReference externType) { } | ||
| public void VisitOverrideCollection(Collection<MethodReference> meth) { } | ||
| public void VisitOverride(MethodReference ov) { } | ||
| public void VisitConstructorCollection(Collection<MethodDefinition> ctors) { } | ||
| public void VisitConstructor(MethodDefinition ctor) { } | ||
| public void VisitPInvokeInfo(PInvokeInfo pinvk) { } | ||
| public void VisitSecurityDeclarationCollection(Collection<SecurityDeclaration> secDecls) { } | ||
| public void VisitSecurityDeclaration(SecurityDeclaration secDecl) { } | ||
| public void VisitCustomAttributeCollection(Collection<CustomAttribute> customAttrs) { } | ||
| public void VisitCustomAttribute(CustomAttribute customAttr) { } | ||
| public void VisitGenericParameterCollection(Collection<GenericParameter> genparams) { } | ||
| public void VisitGenericParameter(GenericParameter genparam) { } | ||
| public void VisitMarshalSpec(MarshalInfo marshalSpec) { } | ||
| public void TerminateModuleDefinition(ModuleDefinition module) { } | ||
| } | ||
| } |
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