string GetLocalMethodCode(PythonResolverContext resolverContext)
{
ScriptingLocalMethod localMethod = new ScriptingLocalMethod(resolverContext.FileContent);
int beginLine = resolverContext.ExpressionRegion.BeginLine;
return(localMethod.GetCode(beginLine));
}
public ResolveResult Resolve(string expression)
{
ExpressionResult expressionResult = new ExpressionResult(expression);
PythonResolverContext context = new PythonResolverContext(ParseInfo, expressionResult, String.Empty);
ResolveResult = Resolver.Resolve(context);
return ResolveResult;
}
public IClass GetClass(PythonResolverContext resolverContext, string name)
{
this.resolverContext = resolverContext;
if (String.IsNullOrEmpty(name))
{
return(null);
}
IClass matchedClass = resolverContext.GetClass(name);
if (matchedClass != null)
{
return(matchedClass);
}
matchedClass = GetClassFromImportedNames(name);
if (matchedClass != null)
{
return(matchedClass);
}
matchedClass = GetClassFromNamespaceThatImportsEverything(name);
if (matchedClass != null)
{
return(matchedClass);
}
return(GetClassFromDottedImport(name));
}
ResolveResult CreateResolveResult(PythonResolverContext resolverContext)
{
IClass callingClass = resolverContext.CallingClass;
IReturnType returnType = callingClass.DefaultReturnType;
return(new ResolveResult(callingClass, null, returnType));
}
public IClass GetClass(PythonResolverContext resolverContext, string name)
{
this.resolverContext = resolverContext;
if (String.IsNullOrEmpty(name)) {
return null;
}
IClass matchedClass = resolverContext.GetClass(name);
if (matchedClass != null) {
return matchedClass;
}
matchedClass = GetClassFromImportedNames(name);
if (matchedClass != null) {
return matchedClass;
}
matchedClass = GetClassFromNamespaceThatImportsEverything(name);
if (matchedClass != null) {
return matchedClass;
}
return GetClassFromDottedImport(name);
}
public ResolveResult Resolve(PythonResolverContext resolverContext, ExpressionResult expressionResult)
{
ResolveResult resolveResult = dotNetMethodResolver.Resolve(resolverContext, expressionResult);
if (resolveResult != null) {
return resolveResult;
}
return standardModuleMethodResolver.Resolve(resolverContext, expressionResult);
}
public ResolveResult Resolve(PythonResolverContext resolverContext, ExpressionResult expressionResult)
{
IClass matchingClass = GetClass(resolverContext, expressionResult.Expression);
if (matchingClass != null) {
return CreateTypeResolveResult(matchingClass);
}
return null;
}
public PythonStandardModuleType GetStandardModuleTypeIfImported(PythonResolverContext resolverContext, string moduleName)
{
if (resolverContext.HasImport(moduleName) || PythonBuiltInModuleMemberName.IsBuiltInModule(moduleName)) {
string actualModuleName = resolverContext.UnaliasImportedModuleName(moduleName);
return standardPythonModules.GetModuleType(actualModuleName);
}
return null;
}
public ResolveResult Resolve(PythonResolverContext resolverContext, ExpressionResult expressionResult)
{
IProperty property = FindProperty(resolverContext, expressionResult.Expression);
if (property != null) {
return CreateMemberResolveResult(property);
}
return null;
}
public void HasImportReturnsTrueForImportedAsName()
{
string code = "import sys as something";
ParseInformation parseInfo = PythonParserHelper.CreateParseInfo(code);
PythonResolverContext resolverContext = new PythonResolverContext(parseInfo);
Assert.IsTrue(resolverContext.HasImport("something"));
}
public ResolveResult Resolve(PythonResolverContext resolverContext, ExpressionResult expressionResult)
{
PythonStandardModuleType type = GetStandardModuleTypeIfImported(resolverContext, expressionResult.Expression);
if (type != null) {
return new PythonStandardModuleResolveResult(type);
}
return null;
}
public void HasImportReturnsFalseForFromImport()
{
string code = "from import sys";
ParseInformation parseInfo = PythonParserHelper.CreateParseInfo(code);
PythonResolverContext resolverContext = new PythonResolverContext(parseInfo);
Assert.IsFalse(resolverContext.HasImport("sys"));
}
public void HasImportReturnsTrueForImportThatDoesExistInCompilationUnitWithSingleUsingWithMultipleNamespaces()
{
string code = "import abc, ghi";
ParseInformation parseInfo = PythonParserHelper.CreateParseInfo(code);
PythonResolverContext resolverContext = new PythonResolverContext(parseInfo);
Assert.IsTrue(resolverContext.HasImport("ghi"));
}
public void HasImportReturnsTrueForImportThatDoesExistInCompilationUnit()
{
string code = "import abc";
ParseInformation parseInfo = PythonParserHelper.CreateParseInfo(code);
PythonResolverContext resolverContext = new PythonResolverContext(parseInfo);
Assert.IsTrue(resolverContext.HasImport("abc"));
}
public void HasDottedImportNameReturnsTrueForSystemWithSystemWindowsFormsImported()
{
string code = "import System.Windows.Forms";
ParseInformation parseInfo = PythonParserHelper.CreateParseInfo(code);
PythonResolverContext resolverContext = new PythonResolverContext(parseInfo);
Assert.IsTrue(resolverContext.HasDottedImportNameThatStartsWith("System"));
}
IProperty FindProperty(PythonResolverContext resolverContext, MemberName memberName)
{
IProperty parentProperty = FindProperty(resolverContext, memberName.Type);
if (parentProperty != null) {
return FindPropertyInProperty(parentProperty, memberName.Name);
}
return null;
}
public void Init()
{
string python =
"from sys import exit as myexit";
parseInfo = PythonParserHelper.CreateParseInfo(python);
resolverContext = new PythonResolverContext(parseInfo);
}
void ResolvePropertyExpression(string expression)
{
PythonResolverContext context = new PythonResolverContext(parseInfo);
ExpressionResult expressionResult = new ExpressionResult(expression);
PythonResolver resolver = new PythonResolver();
result = resolver.Resolve(context, expressionResult);
}
public void HasDottedImportNameReturnsFalseForMyNamespaceWithMyNamespaceTestImportedWithoutDtso()
{
string code = "import MyNamespaceTest";
ParseInformation parseInfo = PythonParserHelper.CreateParseInfo(code);
PythonResolverContext resolverContext = new PythonResolverContext(parseInfo);
Assert.IsFalse(resolverContext.HasDottedImportNameThatStartsWith("MyNamespace"));
}
/// <summary>
/// Tries to find the type that matches the local variable name.
/// </summary>
LocalResolveResult GetLocalVariable(PythonResolverContext resolverContext)
{
string code = GetLocalMethodCode(resolverContext);
string typeName = Resolve(resolverContext.Expression, code);
if (typeName != null) {
return CreateLocalResolveResult(typeName, resolverContext);
}
return null;
}
public ResolveResult Resolve(PythonResolverContext resolverContext, ExpressionResult expressionResult)
{
if (resolverContext.HasCallingClass) {
if (IsSelfExpression(expressionResult)) {
return CreateResolveResult(resolverContext);
}
}
return null;
}
public ResolveResult Resolve(PythonResolverContext resolverContext, ExpressionResult expressionResult)
{
MemberName memberName = new MemberName(expressionResult.Expression);
IClass matchingClass = classResolver.GetClass(resolverContext, memberName.Type);
if (matchingClass != null) {
return new PythonMethodGroupResolveResult(matchingClass, memberName.Name);
}
return null;
}
public PythonStandardModuleType GetStandardModuleTypeIfImported(PythonResolverContext resolverContext, string moduleName)
{
if (resolverContext.HasImport(moduleName) || PythonBuiltInModuleMemberName.IsBuiltInModule(moduleName))
{
string actualModuleName = resolverContext.UnaliasImportedModuleName(moduleName);
return(standardPythonModules.GetModuleType(actualModuleName));
}
return(null);
}
public void Init()
{
string python =
"import math as m\r\n" +
"import sys as s";
parseInfo = PythonParserHelper.CreateParseInfo(python);
resolverContext = new PythonResolverContext(parseInfo);
}
public ResolveResult Resolve(PythonResolverContext resolverContext)
{
PythonStandardModuleType type = GetStandardModuleTypeIfImported(resolverContext);
if (type != null)
{
return(new PythonStandardModuleResolveResult(type));
}
return(null);
}
public void GetModulesThatImportEverythingReturnsEmptyCollectionIfNotImportAll()
{
string code = "from math import tan";
ParseInformation parseInfo = PythonParserHelper.CreateParseInfo(code);
PythonResolverContext resolverContext = new PythonResolverContext(parseInfo);
string[] expectedModules = new string[0];
Assert.AreEqual(expectedModules, resolverContext.GetModulesThatImportEverything());
}
public ResolveResult Resolve(PythonResolverContext resolverContext, ExpressionResult expressionResult)
{
ResolveResult resolveResult = dotNetMethodResolver.Resolve(resolverContext, expressionResult);
if (resolveResult != null)
{
return(resolveResult);
}
return(standardModuleMethodResolver.Resolve(resolverContext, expressionResult));
}
public void GetModulesThatImportEverythingReturnsSysForFromSysImportAllStatement()
{
string code = "from sys import *";
ParseInformation parseInfo = PythonParserHelper.CreateParseInfo(code);
PythonResolverContext resolverContext = new PythonResolverContext(parseInfo);
string[] expectedModules = new string[] { "sys" };
Assert.AreEqual(expectedModules, resolverContext.GetModulesThatImportEverything());
}
public ResolveResult Resolve(PythonResolverContext resolverContext)
{
IClass matchingClass = GetClass(resolverContext);
if (matchingClass != null)
{
return(CreateTypeResolveResult(matchingClass));
}
return(null);
}
public ResolveResult Resolve(PythonResolverContext resolverContext)
{
foreach (IPythonResolver resolver in resolvers) {
ResolveResult resolveResult = resolver.Resolve(resolverContext);
if (resolveResult != null) {
return resolveResult;
}
}
return null;
}
public ResolveResult Resolve(PythonResolverContext resolverContext, ExpressionResult expressionResult)
{
this.resolverContext = resolverContext;
this.expressionResult = expressionResult;
if (resolverContext.HasImport(expressionResult.Expression)) {
return ResolveFullNamespace();
}
return ResolvePartialNamespaceMatch();
}
public ResolveResult Resolve(PythonResolverContext resolverContext)
{
string methodName = GetMethodName(resolverContext.Expression);
if (methodName != null) {
PythonResolverContext newResolverContext = resolverContext.Clone(methodName);
IMember member = memberResolver.FindMember(newResolverContext);
return CreateResolveResult(member);
}
return null;
}
List<ICompletionEntry> CtrlSpace(PythonResolverContext resolverContext, ExpressionContext expressionContext)
{
if (resolverContext.HasProjectContent) {
if (expressionContext == ExpressionContext.Namespace) {
return GetImportCompletionItems(resolverContext.ProjectContent);
}
return resolverContext.GetImportedTypes();
}
return new List<ICompletionEntry>();
}
IClass FindClassFromSelfResolver()
{
PythonResolverContext newContext = resolverContext.Clone("self");
ResolveResult result = selfResolver.Resolve(newContext);
if (result != null)
{
return(result.ResolvedType.GetUnderlyingClass());
}
return(null);
}
LocalResolveResult CreateLocalResolveResult(string typeName, PythonResolverContext resolverContext)
{
IClass resolvedClass = classResolver.GetClass(resolverContext, typeName);
if (resolvedClass != null)
{
string identifier = resolverContext.Expression;
return(CreateLocalResolveResult(identifier, resolvedClass));
}
return(null);
}
/// <summary>
/// Tries to find the type that matches the local variable name.
/// </summary>
LocalResolveResult GetLocalVariable(PythonResolverContext resolverContext)
{
string code = GetLocalMethodCode(resolverContext);
string typeName = Resolve(resolverContext.Expression, code);
if (typeName != null)
{
return(CreateLocalResolveResult(typeName, resolverContext));
}
return(null);
}
IProperty FindProperty(PythonResolverContext resolverContext, string expression)
{
MemberName memberName = new MemberName(expression);
IClass matchingClass = FindClass(resolverContext, memberName.Type);
if (matchingClass != null) {
return FindPropertyInClass(matchingClass, memberName.Name);
} else if (memberName.HasName) {
return FindProperty(resolverContext, memberName);
}
return null;
}
public ResolveResult Resolve(PythonResolverContext resolverContext, ExpressionResult expressionResult)
{
this.resolverContext = resolverContext;
this.expressionResult = expressionResult;
if (resolverContext.HasImport(expressionResult.Expression))
{
return(ResolveFullNamespace());
}
return(ResolvePartialNamespaceMatch());
}
public ResolveResult Resolve(PythonResolverContext resolverContext, ExpressionResult expressionResult)
{
MemberName memberName = new MemberName(expressionResult.Expression);
IClass matchingClass = classResolver.GetClass(resolverContext, memberName.Type);
if (matchingClass != null)
{
return(new PythonMethodGroupResolveResult(matchingClass, memberName.Name));
}
return(null);
}
public ResolveResult Resolve(PythonResolverContext resolverContext)
{
if (IsNamespace(resolverContext.ExpressionResult)) {
PythonImportExpression importExpression = new PythonImportExpression(resolverContext.Expression);
PythonImportExpressionContext context = resolverContext.ExpressionContext as PythonImportExpressionContext;
context.HasFromAndImport = importExpression.HasFromAndImport;
return new PythonImportModuleResolveResult(importExpression);
}
return null;
}
public ResolveResult Resolve(PythonResolverContext resolverContext)
{
foreach (IPythonResolver resolver in resolvers)
{
ResolveResult resolveResult = resolver.Resolve(resolverContext);
if (resolveResult != null)
{
return(resolveResult);
}
}
return(null);
}
List <ICompletionEntry> CtrlSpace(PythonResolverContext resolverContext, ExpressionContext expressionContext)
{
if (resolverContext.HasProjectContent)
{
if (expressionContext == ExpressionContext.Namespace)
{
return(GetImportCompletionItems(resolverContext.ProjectContent));
}
return(resolverContext.GetImportedTypes());
}
return(new List <ICompletionEntry>());
}
MethodGroupResolveResult ResolveIfMethodIsImported(PythonResolverContext resolverContext, MemberName memberName)
{
if (!memberName.HasName) {
memberName = new PythonBuiltInModuleMemberName(memberName.Type);
}
PythonStandardModuleType type = standardModuleResolver.GetStandardModuleTypeIfImported(resolverContext, memberName.Type);
if (type != null) {
return CreateResolveResult(type, memberName.Name);
}
return null;
}
public ResolveResult Resolve(PythonResolverContext resolverContext)
{
string methodName = GetMethodName(resolverContext.Expression);
if (methodName != null)
{
PythonResolverContext newResolverContext = resolverContext.Clone(methodName);
IMember member = memberResolver.FindMember(newResolverContext);
return(CreateResolveResult(member));
}
return(null);
}
public void Init()
{
MockProjectContent projectContent = new MockProjectContent();
MockProjectContent winFormsReferenceProjectContent = new MockProjectContent();
List<ICompletionEntry> namespaceItems = new List<ICompletionEntry>();
winFormsReferenceProjectContent.AddExistingNamespaceContents("System.Windows.Forms", namespaceItems);
projectContent.ReferencedContents.Add(winFormsReferenceProjectContent);
DefaultCompilationUnit unit = new DefaultCompilationUnit(projectContent);
parseInfo = new ParseInformation(unit);
resolverContext = new PythonResolverContext(parseInfo);
}
public ResolveResult Resolve(PythonResolverContext resolverContext)
{
if (IsNamespace(resolverContext.ExpressionResult))
{
PythonImportExpression importExpression = new PythonImportExpression(resolverContext.Expression);
PythonImportExpressionContext context = resolverContext.ExpressionContext as PythonImportExpressionContext;
context.HasFromAndImport = importExpression.HasFromAndImport;
return(new PythonImportModuleResolveResult(importExpression));
}
return(null);
}
public ResolveResult Resolve(ExpressionResult expressionResult, ParseInformation parseInfo, string fileContent)
{
if (String.IsNullOrEmpty(fileContent))
{
return(null);
}
resolverContext = new PythonResolverContext(parseInfo, expressionResult, fileContent);
if (!resolverContext.HasProjectContent)
{
return(null);
}
return(Resolve(resolverContext));
}
public ResolveResult Resolve(ExpressionResult expressionResult, ParseInformation parseInfo, string fileContent)
{
if (String.IsNullOrEmpty(fileContent))
{
return(null);
}
resolverContext = new PythonResolverContext(parseInfo);
if (!resolverContext.GetCallingMember(expressionResult.Region))
{
return(null);
}
return(Resolve(resolverContext, expressionResult));
}
MethodGroupResolveResult ResolveIfMethodIsImported(PythonResolverContext resolverContext, MemberName memberName)
{
if (!memberName.HasName)
{
memberName = new PythonBuiltInModuleMemberName(memberName.Type);
}
PythonStandardModuleType type = standardModuleResolver.GetStandardModuleTypeIfImported(resolverContext, memberName.Type);
if (type != null)
{
return(CreateResolveResult(type, memberName.Name));
}
return(null);
}
public ResolveResult Resolve(PythonResolverContext resolverContext)
{
if (resolverContext.HasCallingClass)
{
if (IsSelfExpression(resolverContext))
{
return(CreateResolveResult(resolverContext));
}
else if (IsSelfExpressionAtStart(resolverContext))
{
MemberName memberName = resolverContext.CreateExpressionMemberName();
return(new PythonMethodGroupResolveResult(resolverContext.CallingClass, memberName.Name));
}
}
return(null);
}
public ResolveResult Resolve(PythonResolverContext resolverContext)
{
MemberName memberName = resolverContext.CreateExpressionMemberName();
MethodGroupResolveResult result = ResolveMethodFromImportedNames(resolverContext, memberName);
if (result != null)
{
return(result);
}
result = ResolveIfMethodIsImported(resolverContext, memberName);
if (result != null)
{
return(result);
}
return(ResolveMethodFromModulesThatImportEverything(resolverContext, memberName));
}
MethodGroupResolveResult ResolveMethodFromModulesThatImportEverything(PythonResolverContext resolverContext, MemberName memberName)
{
foreach (string module in resolverContext.GetModulesThatImportEverything())
{
PythonStandardModuleType type = standardModuleResolver.GetStandardModuleType(module);
if (type != null)
{
MethodGroupResolveResult resolveResult = CreateResolveResult(type, memberName.Type);
if (resolveResult != null)
{
return(resolveResult);
}
}
}
return(null);
}
/// <summary>
/// Called when Ctrl+Space is entered by the user.
/// </summary>
public ArrayList CtrlSpace(int caretLine, int caretColumn, ParseInformation parseInfo, string fileContent, ExpressionContext context)
{
resolverContext = new PythonResolverContext(parseInfo);
if (resolverContext.HasProjectContent)
{
if (context == ExpressionContext.Namespace)
{
PythonImportCompletion importCompletion = new PythonImportCompletion(resolverContext.ProjectContent);
return(importCompletion.GetCompletionItems());
}
else
{
return(resolverContext.GetImportedTypes());
}
}
return(new ArrayList());
}
MethodGroupResolveResult ResolveMethodFromImportedNames(PythonResolverContext resolverContext, MemberName memberName)
{
if (!memberName.HasName)
{
string name = memberName.Type;
string moduleName = resolverContext.GetModuleForImportedName(name);
if (moduleName != null)
{
PythonStandardModuleType type = standardModuleResolver.GetStandardModuleType(moduleName);
if (type != null)
{
name = resolverContext.UnaliasImportedName(name);
return(PythonStandardModuleMethodGroupResolveResult.Create(type, name));
}
}
}
return(null);
}
public ResolveResult Resolve(PythonResolverContext resolverContext, ExpressionResult expressionResult)
{
foreach (IPythonResolver resolver in resolvers)
{
ResolveResult resolveResult = resolver.Resolve(resolverContext, expressionResult);
if (resolveResult != null)
{
return(resolveResult);
}
}
// // Search for a local variable.
// LocalResolveResult localResolveResult = GetLocalVariable(expressionResult.Expression, parseInfo.BestCompilationUnit.FileName, fileContent);
// if (localResolveResult != null) {
// return localResolveResult;
// }
return(null);
}
public ResolveResult Resolve(PythonResolverContext resolverContext)
{
return(GetLocalVariable(resolverContext));
}
public ResolveResult Resolve(PythonResolverContext resolverContext)
{
return(Resolve(resolverContext, resolverContext.ExpressionResult));
}
bool IsSelfExpressionAtStart(PythonResolverContext resolverContext)
{
return(resolverContext.Expression.StartsWith("self."));
}
public IClass GetClass(PythonResolverContext resolverContext)
{
string name = resolverContext.Expression;
return(GetClass(resolverContext, name));
}
PythonStandardModuleType GetStandardModuleTypeIfImported(PythonResolverContext resolverContext)
{
string moduleName = resolverContext.Expression;
return(GetStandardModuleTypeIfImported(resolverContext, moduleName));
}