/// <summary>
/// Initializes a new instance of the <see cref="ProgramInterpreter"/> class.
/// </summary>
/// <param name="baZicInterpreter">The main interpreter.</param>
/// <param name="program">The <see cref="BaZicProgram"/> to interpret.</param>
/// <param name="executionFlowId">A GUID that defines in which callstack is linked.</param>
internal ProgramInterpreter(BaZicInterpreterCore baZicInterpreter, BaZicProgram program, Guid executionFlowId)
: base(baZicInterpreter, null, executionFlowId)
{
Requires.NotNull(program, nameof(program));
_program = program;
_uiProgram = program as BaZicUiProgram;
}
/// <summary>
/// Initializes a new instance of the <see cref="MethodInterpreter"/> class.
/// </summary>
/// <param name="baZicInterpreter">The main interpreter.</param>
/// <param name="parentInterpreter">The parent interpreter.</param>
/// <param name="methodDeclaration">The declaration of the method to interpret.</param>
/// <param name="invokeMethod">The expression that performs the invocation.</param>
/// <param name="executionFlowId">A GUID that defines in which callstack is linked.</param>
internal MethodInterpreter(BaZicInterpreterCore baZicInterpreter, Interpreter parentInterpreter, MethodDeclaration methodDeclaration, InvokeMethodExpression invokeMethod, Guid executionFlowId)
: base(baZicInterpreter, parentInterpreter, executionFlowId)
{
Requires.NotNull(methodDeclaration, nameof(methodDeclaration));
Requires.NotNull(invokeMethod, nameof(invokeMethod));
_methodDeclaration = methodDeclaration;
_invokeMethod = invokeMethod;
}
/// <summary>
/// Initializes a new instance of the <see cref="BlockInterpreter"/> class.
/// </summary>
/// <param name="baZicInterpreter">The main interpreter.</param>
/// <param name="parentInterpreter">The parent interpreter.</param>
/// <param name="executionFlowId">A GUID that defines in which callstack is linked.</param>
/// <param name="isInIteration">Defines whether the current block of statement is executed inside of a iteration statement.</param>
/// <param name="caughtException">Defines the caught exception.</param>
/// <param name="statements">The list of statements to interpret.</param>
internal BlockInterpreter(BaZicInterpreterCore baZicInterpreter, Interpreter parentInterpreter, Guid executionFlowId, bool isInIteration, Exception caughtException, IReadOnlyList <Code.AbstractSyntaxTree.Statement> statements)
: base(baZicInterpreter, parentInterpreter, executionFlowId)
{
CaughtException = caughtException;
State = new BlockState(isInIteration);
_statements = statements;
FillLabelRegistry();
}
/// <summary>
/// Initializes a new instance of the <see cref="ExpressionInterpreter"/> class.
/// </summary>
/// <param name="baZicInterpreter">The main interpreter.</param>
/// <param name="parentInterpreter">The parent interpreter.</param>
/// <param name="expression">The expression to interpret.</param>
protected ExpressionInterpreter(BaZicInterpreterCore baZicInterpreter, Interpreter parentInterpreter, T expression)
{
Requires.NotNull(baZicInterpreter, nameof(baZicInterpreter));
Requires.NotNull(parentInterpreter, nameof(parentInterpreter));
Requires.NotNull(expression, nameof(expression));
BaZicInterpreter = baZicInterpreter;
ParentInterpreter = parentInterpreter;
Expression = expression;
}
/// <summary>
/// Initializes a new instance of the <see cref="StatementInterpreter"/> class.
/// </summary>
/// <param name="baZicInterpreter">The main interpreter.</param>
/// <param name="parentInterpreter">The parent interpreter.</param>
/// <param name="executionFlowId">A GUID that defines in which callstack is linked.</param>
/// <param name="statement">The statement to interpret.</param>
protected StatementInterpreter(BaZicInterpreterCore baZicInterpreter, BlockInterpreter parentInterpreter, Guid executionFlowId, T statement)
{
Requires.NotNull(baZicInterpreter, nameof(baZicInterpreter));
Requires.NotNull(parentInterpreter, nameof(parentInterpreter));
Requires.NotNull(statement, nameof(statement));
BaZicInterpreter = baZicInterpreter;
ParentInterpreter = parentInterpreter;
Statement = statement;
ExecutionFlowId = executionFlowId;
}
/// <summary>
/// Initializes a new instance of the <see cref="ControlAccessor"/> class.
/// </summary>
/// <param name="controlAccessorDeclaration">The <see cref="ControlAccessorDeclaration"/> used to create the new variable in memory at runtime.</param>
/// <param name="control">The UI component where the binding must be performed.</param>
/// <param name="baZicInterpreter">The main BaZic interpreter.</param>
internal ControlAccessor(ControlAccessorDeclaration controlAccessorDeclaration, object control, BaZicInterpreterCore baZicInterpreter)
: base(controlAccessorDeclaration.Variable)
{
Requires.NotNull(control, nameof(control));
Requires.NotNull(baZicInterpreter, nameof(baZicInterpreter));
ControlName = controlAccessorDeclaration.ControlName;
_control = control;
_baZicInterpreter = baZicInterpreter;
SetValue(control);
}
/// <summary>
/// Execute the condition
/// </summary>
/// <param name="baZicInterpreter">The <see cref="BaZicInterpreterCore"/>.</param>
/// <param name="parentInterpreter">The parent block interpreter</param>
/// <param name="condition">The condition expression</param>
/// <returns>Return true, false, or null in case of error</returns>
internal static bool?RunCondition(BaZicInterpreterCore baZicInterpreter, BlockInterpreter parentInterpreter, Code.AbstractSyntaxTree.Expression condition)
{
if (condition == null)
{
baZicInterpreter.ChangeState(parentInterpreter, new NullValueException(L.BaZic.Runtime.Interpreters.Statements.ConditionInterpreter.MissingCondition));
return(null);
}
var conditionResult = parentInterpreter.RunExpression(condition);
if (parentInterpreter.IsAborted)
{
return(null);
}
var boolResult = conditionResult as bool?;
if (boolResult != null)
{
return(boolResult.Value);
}
var intResult = conditionResult as int?;
if (intResult != null)
{
switch (intResult.Value)
{
case 1:
return(true);
case 0:
return(false);
default:
baZicInterpreter.ChangeState(parentInterpreter, new OutOfRangeException(L.BaZic.Runtime.Interpreters.Statements.ConditionInterpreter.CastToBool), condition);
return(null);
}
}
baZicInterpreter.ChangeState(parentInterpreter, new OutOfRangeException(L.BaZic.Runtime.Interpreters.Statements.ConditionInterpreter.BooleanExpected), condition);
return(null);
}
internal VariableReferenceInterpreter(BaZicInterpreterCore baZicInterpreter, Interpreter parentInterpreter, VariableReferenceExpression expression)
: base(baZicInterpreter, parentInterpreter, expression)
{
}
internal ExceptionInterpreter(BaZicInterpreterCore baZicInterpreter, Interpreter parentInterpreter, ExceptionReferenceExpression expression)
: base(baZicInterpreter, parentInterpreter, expression)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="Interpreter"/> class.
/// </summary>
/// <param name="baZicInterpreter">The main interpreter.</param>
/// <param name="parentInterpreter">The parent interpreter.</param>
/// <param name="executionFlowId">A GUID that defines in which callstack is linked.</param>
protected Interpreter(BaZicInterpreterCore baZicInterpreter, Interpreter parentInterpreter, Guid executionFlowId)
{
BaZicInterpreter = baZicInterpreter;
ParentInterpreter = parentInterpreter;
ExecutionFlowId = executionFlowId;
}
internal PropertyReferenceInterpreter(BaZicInterpreterCore baZicInterpreter, Interpreter parentInterpreter, PropertyReferenceExpression expression)
: base(baZicInterpreter, parentInterpreter, expression)
{
}
internal InstantiateInterpreter(BaZicInterpreterCore baZicInterpreter, Interpreter parentInterpreter, InstantiateExpression expression)
: base(baZicInterpreter, parentInterpreter, expression)
{
}
internal PrimitiveInterpreter(BaZicInterpreterCore baZicInterpreter, Interpreter parentInterpreter, PrimitiveExpression expression)
: base(baZicInterpreter, parentInterpreter, expression)
{
}
internal TryCatchInterpreter(BaZicInterpreterCore baZicInterpreter, BlockInterpreter parentInterpreter, Guid executionFlowId, TryCatchStatement statement)
: base(baZicInterpreter, parentInterpreter, executionFlowId, statement)
{
}
internal LabelConditionInterpreter(BaZicInterpreterCore baZicInterpreter, BlockInterpreter parentInterpreter, Guid executionFlowId, LabelConditionStatement statement)
: base(baZicInterpreter, parentInterpreter, executionFlowId, statement)
{
}
internal InvokeMethodInterpreter(BaZicInterpreterCore baZicInterpreter, Interpreter parentInterpreter, InvokeMethodExpression expression, Guid executionFlowId, bool failIfNotExtern = false)
: base(baZicInterpreter, parentInterpreter, expression)
{
_executionFlowId = executionFlowId;
_failIfNotExtern = failIfNotExtern;
}
internal ClassReferenceInterpreter(BaZicInterpreterCore baZicInterpreter, Interpreter parentInterpreter, ClassReferenceExpression expression)
: base(baZicInterpreter, parentInterpreter, expression)
{
}
internal InvokeCoreMethodInterpreter(BaZicInterpreterCore baZicInterpreter, Interpreter parentInterpreter, InvokeCoreMethodExpression expression, Guid executionFlowId)
: base(baZicInterpreter, parentInterpreter, expression)
{
_executionFlowId = executionFlowId;
}
/// <summary>
/// Initializes a new instance of the <see cref="BaZicInterpreterCore"/> class.
/// </summary>
/// <param name="baZicInterpreterCore">The parent <see cref="BaZicInterpreterCore"/></param>
internal RunningStateManager(BaZicInterpreterCore baZicInterpreterCore)
{
_baZicInterpreterCore = baZicInterpreterCore;
}
internal VariableDeclarationInterpreter(BaZicInterpreterCore baZicInterpreter, BlockInterpreter parentInterpreter, Guid executionFlowId, VariableDeclaration statement)
: base(baZicInterpreter, parentInterpreter, executionFlowId, statement)
{
}
internal ArrayIndexerInterpreter(BaZicInterpreterCore baZicInterpreter, Interpreter parentInterpreter, ArrayIndexerExpression expression)
: base(baZicInterpreter, parentInterpreter, expression)
{
}
internal NotOperatorInterpreter(BaZicInterpreterCore baZicInterpreter, Interpreter parentInterpreter, NotOperatorExpression expression)
: base(baZicInterpreter, parentInterpreter, expression)
{
}
internal ExpressionStatementInterpreter(BaZicInterpreterCore baZicInterpreter, BlockInterpreter parentInterpreter, Guid executionFlowId, ExpressionStatement statement)
: base(baZicInterpreter, parentInterpreter, executionFlowId, statement)
{
}
internal ArrayCreationInterpreter(BaZicInterpreterCore baZicInterpreter, Interpreter parentInterpreter, ArrayCreationExpression expression)
: base(baZicInterpreter, parentInterpreter, expression)
{
}
