public override void Exit()
{
StatementSyntax statement;
if (_hookName == null)
{
statement = SF.Block();
}
else
{
statement = BlockContext.MakeWriteStatement(MethodCallContext.CreateMethodCall(_hookName, true));
}
ExpressionSyntax condition;
if (_valueExpression == null)
{
condition = _testExpression;
}
else
{
condition = SF.BinaryExpression(SyntaxKind.EqualsExpression, _testExpression, _valueExpression);
}
var whenStatement = SF.IfStatement(condition, statement);
_exitHandler(whenStatement);
}
public override void NameTag(string nameTag)
{
var hooks = this.Context.ResolveNameTag(nameTag);
if (hooks == null)
{
foreach (var hook in hooks)
{
Add(_defaultOperator, MethodCallContext.CreateMethodCall(hook, true));
}
}
else
{
Text($"!ERROR: ?{nameTag} was not defined!");
}
}
public override void Exit()
{
StatementSyntax statement;
if (_hookName == null)
{
statement = SF.Block();
}
else
{
statement = BlockContext.MakeWriteStatement(MethodCallContext.CreateMethodCall(_hookName, true));
}
var ifStatement = SF.IfStatement(_condition, statement, _elseClause);
_exitHandler(ifStatement);
}
public override void NameTag(string nameTag)
{
var hooks = this.Context.ResolveNameTag(nameTag);
if (hooks == null)
{
Text($"!ERROR: ?{nameTag} was not defined.");
}
else
{
foreach (var hook in hooks)
{
WriteStatement(
MethodCallContext.CreateMethodCall(hook, true)
);
}
}
}
public ExpressionSyntax ToExpression()
{
if (this.Expression != null)
{
return(this.Expression);
}
switch (this.Operator.OperatorType)
{
case OperatorTypes.Parenthesis:
return(SF.ParenthesizedExpression(Right.ToExpression()));
case OperatorTypes.Power:
return(MethodCallContext.CreateMethodCall("Pow", false, new ArgumentSyntax[] { SF.Argument(Left.ToExpression()), SF.Argument(Right.ToExpression()) }));
case OperatorTypes.IsIn:
return(MethodCallContext.CreateMethodCall("IsIn", false, new ArgumentSyntax[] { SF.Argument(Left.ToExpression()), SF.Argument(Right.ToExpression()) }));
case OperatorTypes.Contains:
return(MethodCallContext.CreateMethodCall("Contains", false, new ArgumentSyntax[] { SF.Argument(Left.ToExpression()), SF.Argument(Right.ToExpression()) }));
case OperatorTypes.Index:
return(MethodCallContext.CreateMethodCall("Index", false, new ArgumentSyntax[] { SF.Argument(Left.ToExpression()), SF.Argument(Right.ToExpression()) }));
case OperatorTypes.IndexOf:
return(MethodCallContext.CreateMethodCall("Index", false, new ArgumentSyntax[] { SF.Argument(Right.ToExpression()), SF.Argument(Left.ToExpression()) }));
case OperatorTypes.LastIndex:
return(MethodCallContext.CreateMethodCall("IndexFromLast", false, new ArgumentSyntax[] { SF.Argument(Left.ToExpression()), SF.Argument(Right.ToExpression()) }));
case OperatorTypes.LastIndexOf:
return(MethodCallContext.CreateMethodCall("IndexFromLast", false, new ArgumentSyntax[] { SF.Argument(Right.ToExpression()), SF.Argument(Left.ToExpression()) }));
case OperatorTypes.Noop:
return(Right.ToExpression());
default:
return(SF.BinaryExpression(this.Operator.SyntaxKind, Left.ToExpression(), Right.ToExpression()));
}
}
public override void Exit()
{
List <StatementSyntax> loopStatements = new List <StatementSyntax>();
//loopStatements.Add(StateHelper.MakeStatePushStatement());
loopStatements.Add(SF.ExpressionStatement(
SF.AssignmentExpression(
SyntaxKind.SimpleAssignmentExpression,
VariableHelper.MakeStateVariableExpression(_asVariableName),
SF.IdentifierName(_iteratorVariableName)
)
)
);
if (_hookName != null)
{
loopStatements.Add(BlockContext.MakeWriteStatement(MethodCallContext.CreateMethodCall(_hookName, true)));
}
//loopStatements.Add(StateHelper.MakeStatePopWriteStatement());
var forEachStatement = SF.ForEachStatement(SF.ParseTypeName("var"), _iteratorVariableName, _expression, SF.Block(loopStatements));
_exitHandler(forEachStatement);
}
public override ICodeContext CreateContext(CodeContextTypes contextType, string name = null, Bag <string> attributes = null)
{
switch (contextType)
{
case CodeContextTypes.Argument:
return(new ExpressionContext((expression) =>
{
if (expression == null)
{
_condition = SF.LiteralExpression(SyntaxKind.FalseKeyword);
}
else
{
_condition = expression.ToExpression();
}
}));
case CodeContextTypes.ElseIf:
return(new IfContext(name, (ifStatement) =>
{
_elseClause = SF.ElseClause(ifStatement);
}));
case CodeContextTypes.Else:
string elseHookName = name;
return(new BlockContext((block) =>
{
if (elseHookName == null)
{
_elseClause = SF.ElseClause(block);
}
else
{
_elseClause = SF.ElseClause(BlockContext.MakeWriteStatement(MethodCallContext.CreateMethodCall(elseHookName, true)));
}
}));
}
return(base.CreateContext(contextType, name, attributes));
}
public override ICodeContext CreateContext(CodeContextTypes contextType, string name = null, Bag <string> attributes = null)
{
switch (contextType)
{
case CodeContextTypes.Argument:
return(new ExpressionContext((expression) =>
{
if (expression == null)
{
_valueExpression = SF.LiteralExpression(SyntaxKind.TrueKeyword);
}
else
{
_valueExpression = expression.ToExpression();
}
}));
case CodeContextTypes.When:
return(new WhenContext(name, _valueExpression, (whenStatement) =>
{
_whenClauses.Add(whenStatement);
}));
case CodeContextTypes.Otherwise:
string elseHookName = name;
return(new BlockContext((block) =>
{
if (elseHookName == null)
{
_otherwiseClause = SF.ElseClause(block);
}
else
{
_otherwiseClause = SF.ElseClause(BlockContext.MakeWriteStatement(MethodCallContext.CreateMethodCall(elseHookName, true)));
}
}));
}
return(base.CreateContext(contextType, name, attributes));
}
