Class ShallowCopyTransform

A transform which produces a copy where subtrees from the original are reused if they do not change. Any empty containers are removed.

Inheritance
Object
ShallowCopyTransform
ArraySizeTracingTransform
Inherited Members
Namespace: Microsoft.ML.Probabilistic.Compiler.Transforms
Assembly: Microsoft.ML.Probabilistic.Compiler.dll
Syntax
public class ShallowCopyTransform : ICodeTransform, IExpressionTransform

Fields

afterStack

Declaration
protected Stack<List<IStatement>> afterStack
Field Value
Type Description
Stack<List<IStatement>>

beforeStack

Declaration
protected Stack<ICollection<IStatement>> beforeStack
Field Value
Type Description
Stack<ICollection<IStatement>>

Builder

Helps build class declarations

Declaration
protected static CodeBuilder Builder
Field Value
Type Description
CodeBuilder

context

Holds contextual information about the state of the transform which may be used to affect the transform.

Declaration
protected BasicTransformContext context
Field Value
Type Description
BasicTransformContext

Recognizer

Helps recognize code patterns

Declaration
protected static CodeRecognizer Recognizer
Field Value
Type Description
CodeRecognizer

ShallowCopy

If true, statements will be shallow copied even if they do not change. Child statements need not be copied.

Declaration
public bool ShallowCopy
Field Value
Type Description
Boolean

Properties

Context

Declaration
public virtual ICodeTransformContext Context { get; set; }
Property Value
Type Description
ICodeTransformContext

Name

Declaration
public virtual string Name { get; }
Property Value
Type Description
String

Methods

CheckIdentifier(String)

Declaration
public static string CheckIdentifier(string mname)
Parameters
Type Name Description
String mname
Returns
Type Description
String

CloseOutputBlock()

Declaration
protected void CloseOutputBlock()

ConvertAddressDereference(IAddressDereferenceExpression)

Declaration
protected virtual IExpression ConvertAddressDereference(IAddressDereferenceExpression iade)
Parameters
Type Name Description
IAddressDereferenceExpression iade
Returns
Type Description
IExpression

ConvertAddressOut(IAddressOutExpression)

Declaration
protected virtual IExpression ConvertAddressOut(IAddressOutExpression iaoe)
Parameters
Type Name Description
IAddressOutExpression iaoe
Returns
Type Description
IExpression

ConvertAnonymousMethodExpression(IAnonymousMethodExpression)

Declaration
protected virtual IExpression ConvertAnonymousMethodExpression(IAnonymousMethodExpression iame)
Parameters
Type Name Description
IAnonymousMethodExpression iame
Returns
Type Description
IExpression

ConvertArgumentRef(IArgumentReferenceExpression)

Declaration
protected virtual IExpression ConvertArgumentRef(IArgumentReferenceExpression iare)
Parameters
Type Name Description
IArgumentReferenceExpression iare
Returns
Type Description
IExpression

ConvertArrayCreate(IArrayCreateExpression)

Declaration
protected virtual IExpression ConvertArrayCreate(IArrayCreateExpression iace)
Parameters
Type Name Description
IArrayCreateExpression iace
Returns
Type Description
IExpression

ConvertArrayIndexer(IArrayIndexerExpression)

Declaration
protected virtual IExpression ConvertArrayIndexer(IArrayIndexerExpression iaie)
Parameters
Type Name Description
IArrayIndexerExpression iaie
Returns
Type Description
IExpression

ConvertAssign(IAssignExpression)

Declaration
protected virtual IExpression ConvertAssign(IAssignExpression iae)
Parameters
Type Name Description
IAssignExpression iae
Returns
Type Description
IExpression

ConvertBaseRef(IBaseReferenceExpression)

Declaration
protected virtual IExpression ConvertBaseRef(IBaseReferenceExpression ibre)
Parameters
Type Name Description
IBaseReferenceExpression ibre
Returns
Type Description
IExpression

ConvertBaseType(ITypeReference)

Declaration
protected virtual ITypeReference ConvertBaseType(ITypeReference itr)
Parameters
Type Name Description
ITypeReference itr
Returns
Type Description
ITypeReference

ConvertBinary(IBinaryExpression)

Declaration
protected virtual IExpression ConvertBinary(IBinaryExpression ibe)
Parameters
Type Name Description
IBinaryExpression ibe
Returns
Type Description
IExpression

ConvertBlock(IBlockStatement)

Declaration
protected virtual IBlockStatement ConvertBlock(IBlockStatement inputBlock)
Parameters
Type Name Description
IBlockStatement inputBlock
Returns
Type Description
IBlockStatement

ConvertBlockAlreadyOpen(IBlockStatement)

Shallow copy of BlockStatement

Declaration
protected virtual IBlockStatement ConvertBlockAlreadyOpen(IBlockStatement inputBlock)
Parameters
Type Name Description
IBlockStatement inputBlock
Returns
Type Description
IBlockStatement

ConvertBlockExpr(IBlockExpression)

Declaration
protected virtual IExpression ConvertBlockExpr(IBlockExpression ibe)
Parameters
Type Name Description
IBlockExpression ibe
Returns
Type Description
IExpression

ConvertBreak(IBreakStatement)

Declaration
protected virtual IStatement ConvertBreak(IBreakStatement ibs)
Parameters
Type Name Description
IBreakStatement ibs
Returns
Type Description
IStatement

ConvertCastExpr(ICastExpression)

Declaration
protected virtual IExpression ConvertCastExpr(ICastExpression ice)
Parameters
Type Name Description
ICastExpression ice
Returns
Type Description
IExpression

ConvertCheckedExpr(ICheckedExpression)

Declaration
protected virtual IExpression ConvertCheckedExpr(ICheckedExpression ice)
Parameters
Type Name Description
ICheckedExpression ice
Returns
Type Description
IExpression

ConvertCollection(IList<IExpression>)

Declaration
protected virtual IList<IExpression> ConvertCollection(IList<IExpression> exprColl)
Parameters
Type Name Description
IList<IExpression> exprColl
Returns
Type Description
IList<IExpression>

ConvertCollection(IList<IExpression>, IList<IExpression>)

Declaration
protected virtual void ConvertCollection(IList<IExpression> outputs, IList<IExpression> inputs)
Parameters
Type Name Description
IList<IExpression> outputs
IList<IExpression> inputs

ConvertComment(ICommentStatement)

Declaration
protected virtual IStatement ConvertComment(ICommentStatement ics)
Parameters
Type Name Description
ICommentStatement ics
Returns
Type Description
IStatement

ConvertCondition(IConditionStatement)

Declaration
protected virtual IStatement ConvertCondition(IConditionStatement ics)
Parameters
Type Name Description
IConditionStatement ics
Returns
Type Description
IStatement

ConvertConditionExpr(IConditionExpression)

Declaration
protected virtual IExpression ConvertConditionExpr(IConditionExpression ice)
Parameters
Type Name Description
IConditionExpression ice
Returns
Type Description
IExpression

ConvertDefaultExpr(IDefaultExpression)

Declaration
protected virtual IExpression ConvertDefaultExpr(IDefaultExpression ide)
Parameters
Type Name Description
IDefaultExpression ide
Returns
Type Description
IExpression

ConvertDelegateInvoke(IDelegateInvokeExpression)

Declaration
protected virtual IExpression ConvertDelegateInvoke(IDelegateInvokeExpression imie)
Parameters
Type Name Description
IDelegateInvokeExpression imie
Returns
Type Description
IExpression

ConvertEvent(ITypeDeclaration, IEventDeclaration)

Declaration
protected virtual IEventDeclaration ConvertEvent(ITypeDeclaration td, IEventDeclaration ifd)
Parameters
Type Name Description
ITypeDeclaration td
IEventDeclaration ifd
Returns
Type Description
IEventDeclaration

ConvertEventRefExpr(IEventReferenceExpression)

Declaration
protected virtual IExpression ConvertEventRefExpr(IEventReferenceExpression iere)
Parameters
Type Name Description
IEventReferenceExpression iere
Returns
Type Description
IExpression

ConvertEvents(ITypeDeclaration, ITypeDeclaration)

Declaration
protected virtual void ConvertEvents(ITypeDeclaration td, ITypeDeclaration itd)
Parameters
Type Name Description
ITypeDeclaration td
ITypeDeclaration itd

ConvertExpression(IExpression)

Declaration
public virtual IExpression ConvertExpression(IExpression expr)
Parameters
Type Name Description
IExpression expr
Returns
Type Description
IExpression

ConvertExpressionStatement(IExpressionStatement)

Declaration
protected virtual IStatement ConvertExpressionStatement(IExpressionStatement ies)
Parameters
Type Name Description
IExpressionStatement ies
Returns
Type Description
IStatement

ConvertField(ITypeDeclaration, IFieldDeclaration)

Declaration
protected virtual IFieldDeclaration ConvertField(ITypeDeclaration td, IFieldDeclaration ifd)
Parameters
Type Name Description
ITypeDeclaration td
IFieldDeclaration ifd
Returns
Type Description
IFieldDeclaration

ConvertFieldRefExpr(IFieldReferenceExpression)

Declaration
protected virtual IExpression ConvertFieldRefExpr(IFieldReferenceExpression ifre)
Parameters
Type Name Description
IFieldReferenceExpression ifre
Returns
Type Description
IExpression

ConvertFields(ITypeDeclaration, ITypeDeclaration)

Declaration
protected virtual void ConvertFields(ITypeDeclaration td, ITypeDeclaration itd)
Parameters
Type Name Description
ITypeDeclaration td
ITypeDeclaration itd

ConvertFor(IForStatement)

Declaration
protected virtual IStatement ConvertFor(IForStatement ifs)
Parameters
Type Name Description
IForStatement ifs
Returns
Type Description
IStatement

ConvertForEach(IForEachStatement)

Declaration
protected virtual IForEachStatement ConvertForEach(IForEachStatement ifs)
Parameters
Type Name Description
IForEachStatement ifs
Returns
Type Description
IForEachStatement

ConvertInterface(ITypeReference)

Declaration
protected virtual ITypeReference ConvertInterface(ITypeReference itr)
Parameters
Type Name Description
ITypeReference itr
Returns
Type Description
ITypeReference

ConvertLiteral(ILiteralExpression)

Declaration
protected virtual IExpression ConvertLiteral(ILiteralExpression ile)
Parameters
Type Name Description
ILiteralExpression ile
Returns
Type Description
IExpression

ConvertMethod(IMethodDeclaration)

Declaration
protected virtual IMethodDeclaration ConvertMethod(IMethodDeclaration imd)
Parameters
Type Name Description
IMethodDeclaration imd
Returns
Type Description
IMethodDeclaration

ConvertMethodInstanceReference(IMethodReference)

Declaration
protected virtual IMethodReference ConvertMethodInstanceReference(IMethodReference imr)
Parameters
Type Name Description
IMethodReference imr
Returns
Type Description
IMethodReference

ConvertMethodInvoke(IMethodInvokeExpression)

Declaration
protected virtual IExpression ConvertMethodInvoke(IMethodInvokeExpression imie)
Parameters
Type Name Description
IMethodInvokeExpression imie
Returns
Type Description
IExpression

ConvertMethodParameter(IParameterDeclaration, Int32)

Declaration
protected virtual IParameterDeclaration ConvertMethodParameter(IParameterDeclaration ipd, int index)
Parameters
Type Name Description
IParameterDeclaration ipd
Int32 index
Returns
Type Description
IParameterDeclaration

ConvertMethodReference(IMethodReference)

Declaration
protected virtual IMethodReference ConvertMethodReference(IMethodReference imr)
Parameters
Type Name Description
IMethodReference imr
Returns
Type Description
IMethodReference

ConvertMethodRefExpr(IMethodReferenceExpression)

Declaration
protected virtual IExpression ConvertMethodRefExpr(IMethodReferenceExpression imre)
Parameters
Type Name Description
IMethodReferenceExpression imre
Returns
Type Description
IExpression

ConvertMethods(ITypeDeclaration, ITypeDeclaration)

Declaration
protected virtual void ConvertMethods(ITypeDeclaration td, ITypeDeclaration itd)
Parameters
Type Name Description
ITypeDeclaration td
ITypeDeclaration itd

ConvertNestedTypes(ITypeDeclaration, ITypeDeclaration)

Declaration
protected virtual void ConvertNestedTypes(ITypeDeclaration td, ITypeDeclaration itd)
Parameters
Type Name Description
ITypeDeclaration td
ITypeDeclaration itd

ConvertObjectCreate(IObjectCreateExpression)

Declaration
protected virtual IExpression ConvertObjectCreate(IObjectCreateExpression ioce)
Parameters
Type Name Description
IObjectCreateExpression ioce
Returns
Type Description
IExpression

ConvertProperties(ITypeDeclaration, ITypeDeclaration)

Declaration
protected virtual void ConvertProperties(ITypeDeclaration td, ITypeDeclaration itd)
Parameters
Type Name Description
ITypeDeclaration td
ITypeDeclaration itd

ConvertProperty(ITypeDeclaration, IPropertyDeclaration, Boolean)

Declaration
protected virtual IPropertyDeclaration ConvertProperty(ITypeDeclaration td, IPropertyDeclaration ipd, bool convertGetterAndSetter = true)
Parameters
Type Name Description
ITypeDeclaration td
IPropertyDeclaration ipd
Boolean convertGetterAndSetter
Returns
Type Description
IPropertyDeclaration

ConvertPropertyIndexerExpr(IPropertyIndexerExpression)

Declaration
protected virtual IExpression ConvertPropertyIndexerExpr(IPropertyIndexerExpression ipie)
Parameters
Type Name Description
IPropertyIndexerExpression ipie
Returns
Type Description
IExpression

ConvertPropertyRefExpr(IPropertyReferenceExpression)

Declaration
protected virtual IExpression ConvertPropertyRefExpr(IPropertyReferenceExpression ipre)
Parameters
Type Name Description
IPropertyReferenceExpression ipre
Returns
Type Description
IExpression

ConvertRepeat(IRepeatStatement)

Declaration
protected virtual IStatement ConvertRepeat(IRepeatStatement irs)
Parameters
Type Name Description
IRepeatStatement irs
Returns
Type Description
IStatement

ConvertReturnStatement(IMethodReturnStatement)

Declaration
protected virtual IStatement ConvertReturnStatement(IMethodReturnStatement imrs)
Parameters
Type Name Description
IMethodReturnStatement imrs
Returns
Type Description
IStatement

ConvertStatement(IStatement)

Declaration
protected virtual IStatement ConvertStatement(IStatement ist)
Parameters
Type Name Description
IStatement ist
Returns
Type Description
IStatement

ConvertStatements(IList<IStatement>, IEnumerable<IStatement>)

Declaration
protected virtual void ConvertStatements(IList<IStatement> outputs, IEnumerable<IStatement> inputs)
Parameters
Type Name Description
IList<IStatement> outputs
IEnumerable<IStatement> inputs

ConvertSwitch(ISwitchStatement)

Declaration
protected virtual IStatement ConvertSwitch(ISwitchStatement iss)
Parameters
Type Name Description
ISwitchStatement iss
Returns
Type Description
IStatement

ConvertSwitchCase(IList<ISwitchCase>, ISwitchCase)

Declaration
protected virtual void ConvertSwitchCase(IList<ISwitchCase> cases, ISwitchCase isc)
Parameters
Type Name Description
IList<ISwitchCase> cases
ISwitchCase isc

ConvertThis(IThisReferenceExpression)

Declaration
protected virtual IExpression ConvertThis(IThisReferenceExpression itre)
Parameters
Type Name Description
IThisReferenceExpression itre
Returns
Type Description
IExpression

ConvertThrow(IThrowExceptionStatement)

Declaration
protected virtual IStatement ConvertThrow(IThrowExceptionStatement its)
Parameters
Type Name Description
IThrowExceptionStatement its
Returns
Type Description
IStatement

ConvertType(ITypeDeclaration)

Convert a type declaration

Declaration
public virtual ITypeDeclaration ConvertType(ITypeDeclaration itd)
Parameters
Type Name Description
ITypeDeclaration itd

The type to convert
Returns
Type Description
ITypeDeclaration

A new type declaration

ConvertTypeOfExpr(ITypeOfExpression)

Declaration
protected virtual IExpression ConvertTypeOfExpr(ITypeOfExpression itoe)
Parameters
Type Name Description
ITypeOfExpression itoe
Returns
Type Description
IExpression

ConvertTypeProperties(ITypeDeclaration, ITypeDeclaration)

Declaration
public virtual void ConvertTypeProperties(ITypeDeclaration td, ITypeDeclaration itd)
Parameters
Type Name Description
ITypeDeclaration td
ITypeDeclaration itd

ConvertTypeReference(ITypeReference)

Declaration
protected virtual ITypeReference ConvertTypeReference(ITypeReference itr)
Parameters
Type Name Description
ITypeReference itr
Returns
Type Description
ITypeReference

ConvertTypeRefExpr(ITypeReferenceExpression)

Declaration
protected virtual IExpression ConvertTypeRefExpr(ITypeReferenceExpression itre)
Parameters
Type Name Description
ITypeReferenceExpression itre
Returns
Type Description
IExpression

ConvertUnary(IUnaryExpression)

Declaration
protected virtual IExpression ConvertUnary(IUnaryExpression iue)
Parameters
Type Name Description
IUnaryExpression iue
Returns
Type Description
IExpression

ConvertUsing(IUsingStatement)

Declaration
protected virtual IStatement ConvertUsing(IUsingStatement ius)
Parameters
Type Name Description
IUsingStatement ius
Returns
Type Description
IStatement

ConvertVariableDecl(IVariableDeclaration)

Declaration
protected virtual IVariableDeclaration ConvertVariableDecl(IVariableDeclaration ivd)
Parameters
Type Name Description
IVariableDeclaration ivd
Returns
Type Description
IVariableDeclaration

ConvertVariableDeclExpr(IVariableDeclarationExpression)

Declaration
protected virtual IExpression ConvertVariableDeclExpr(IVariableDeclarationExpression ivde)
Parameters
Type Name Description
IVariableDeclarationExpression ivde
Returns
Type Description
IExpression

ConvertVariableRefExpr(IVariableReferenceExpression)

Declaration
protected virtual IExpression ConvertVariableRefExpr(IVariableReferenceExpression ivre)
Parameters
Type Name Description
IVariableReferenceExpression ivre
Returns
Type Description
IExpression

ConvertWhile(IWhileStatement)

Declaration
protected virtual IStatement ConvertWhile(IWhileStatement iws)
Parameters
Type Name Description
IWhileStatement iws
Returns
Type Description
IStatement

DoConvertConstructor(IConstructorDeclaration, IConstructorDeclaration)

Declaration
protected virtual IMethodDeclaration DoConvertConstructor(IConstructorDeclaration cd, IConstructorDeclaration icd)
Parameters
Type Name Description
IConstructorDeclaration cd
IConstructorDeclaration icd
Returns
Type Description
IMethodDeclaration

DoConvertExpression(IExpression)

Declaration
protected virtual IExpression DoConvertExpression(IExpression expr)
Parameters
Type Name Description
IExpression expr
Returns
Type Description
IExpression

DoConvertMethod(IMethodDeclaration, IMethodDeclaration)

Declaration
protected virtual IMethodDeclaration DoConvertMethod(IMethodDeclaration md, IMethodDeclaration imd)
Parameters
Type Name Description
IMethodDeclaration md
IMethodDeclaration imd
Returns
Type Description
IMethodDeclaration

DoConvertMethodBody(IList<IStatement>, IList<IStatement>)

Declaration
protected virtual void DoConvertMethodBody(IList<IStatement> outputs, IList<IStatement> inputs)
Parameters
Type Name Description
IList<IStatement> outputs
IList<IStatement> inputs

DoConvertStatement(IStatement)

Declaration
protected virtual IStatement DoConvertStatement(IStatement ist)
Parameters
Type Name Description
IStatement ist
Returns
Type Description
IStatement

Error(String)

Declaration
protected void Error(string msg)
Parameters
Type Name Description
String msg

Error(String, Exception)

Declaration
protected void Error(string msg, Exception ex)
Parameters
Type Name Description
String msg
Exception ex

FinishConvertStatement()

When using OpenOutputBlock, this must be called after converting each statement.

Declaration
protected void FinishConvertStatement()

Initialise()

Declaration
protected virtual void Initialise()

OpenOutputBlock(ICollection<IStatement>)

Declaration
protected void OpenOutputBlock(ICollection<IStatement> outputs)
Parameters
Type Name Description
ICollection<IStatement> outputs

RegisterUnchangedStatement(IStatement)

Declaration
protected void RegisterUnchangedStatement(IStatement st)
Parameters
Type Name Description
IStatement st

RegisterUnchangedStatements(IEnumerable<IStatement>)

Declaration
protected void RegisterUnchangedStatements(IEnumerable<IStatement> stmts)
Parameters
Type Name Description
IEnumerable<IStatement> stmts

Transform(ITypeDeclaration)

Declaration
public virtual ITypeDeclaration Transform(ITypeDeclaration itd)
Parameters
Type Name Description
ITypeDeclaration itd
Returns
Type Description
ITypeDeclaration

Warning(String)

Declaration
protected void Warning(string msg)
Parameters
Type Name Description
String msg

Warning(String, Exception)

Declaration
protected void Warning(string msg, Exception ex)
Parameters
Type Name Description
String msg
Exception ex

Implements