public BoundStatement BindStatement(AST.Statement stmt)
{
Debug.Assert(stmt != null);
if (stmt is AST.EchoStmt) return new BoundExpressionStatement(new BoundEcho(BindArguments(((AST.EchoStmt)stmt).Parameters))) { PhpSyntax = stmt };
if (stmt is AST.ExpressionStmt) return new BoundExpressionStatement(BindExpression(((AST.ExpressionStmt)stmt).Expression, BoundAccess.None)) { PhpSyntax = stmt };
if (stmt is AST.JumpStmt) return BindJumpStmt((AST.JumpStmt)stmt);
if (stmt is AST.FunctionDecl) return new BoundFunctionDeclStatement(stmt.GetProperty<SourceFunctionSymbol>()); // see SourceDeclarations.PopulatorVisitor
if (stmt is AST.TypeDecl) return new BoundTypeDeclStatement(stmt.GetProperty<SourceTypeSymbol>()); // see SourceDeclarations.PopulatorVisitor
if (stmt is AST.GlobalStmt) return new BoundGlobalVariableStatement(
((AST.GlobalStmt)stmt).VarList.Cast<AST.DirectVarUse>()
.Select(s => (BoundGlobalVariable)_locals.BindVariable(s.VarName, VariableKind.GlobalVariable, null))
.ToImmutableArray());
if (stmt is AST.StaticStmt) return new BoundStaticVariableStatement(
((AST.StaticStmt)stmt).StVarList
.Select(s => (BoundStaticLocal)_locals.BindVariable(s.Variable, VariableKind.StaticVariable,
() => (s.Initializer != null ? BindExpression(s.Initializer) : null)))
.ToImmutableArray())
{ PhpSyntax = stmt };
if (stmt is AST.UnsetStmt) return new BoundUnset(
((AST.UnsetStmt)stmt).VarList
.Select(v => (BoundReferenceExpression)BindExpression(v, BoundAccess.Unset))
.ToImmutableArray())
{ PhpSyntax = stmt };
if (stmt is AST.ThrowStmt) return new BoundThrowStatement(BindExpression(((AST.ThrowStmt)stmt).Expression, BoundAccess.Read)) { PhpSyntax = stmt };
if (stmt is AST.PHPDocStmt) return new BoundEmptyStatement();
throw new NotImplementedException(stmt.GetType().FullName);
}
BoundRoutineCall BindFunctionCall(AST.FunctionCall x, BoundAccess access)
{
if (!access.IsRead && !access.IsNone)
{
throw new NotSupportedException();
}
var boundinstance = (x.IsMemberOf != null) ? BindExpression(x.IsMemberOf, BoundAccess.Read/*Object?*/) : null;
var boundargs = BindArguments(x.CallSignature.Parameters);
if (x is AST.DirectFcnCall)
{
var f = (AST.DirectFcnCall)x;
var fname = f.FullName;
if (f.IsMemberOf == null)
{
return new BoundGlobalFunctionCall(fname.Name, fname.FallbackName, boundargs)
.WithAccess(access);
}
else
{
Debug.Assert(fname.FallbackName.HasValue == false);
Debug.Assert(fname.Name.QualifiedName.IsSimpleName);
return new BoundInstanceFunctionCall(boundinstance, fname.Name, boundargs)
.WithAccess(access);
}
}
else if (x is AST.IndirectFcnCall)
{
var f = (AST.IndirectFcnCall)x;
var nameExpr = BindExpression(f.NameExpr);
return ((f.IsMemberOf == null)
? (BoundRoutineCall)new BoundGlobalFunctionCall(nameExpr, boundargs)
: new BoundInstanceFunctionCall(boundinstance, new BoundUnaryEx(nameExpr, AST.Operations.StringCast), boundargs))
.WithAccess(access);
}
else if (x is AST.StaticMtdCall)
{
var f = (AST.StaticMtdCall)x;
Debug.Assert(f.IsMemberOf == null);
var boundname = (f is AST.DirectStMtdCall)
? new BoundRoutineName(new QualifiedName(((AST.DirectStMtdCall)f).MethodName))
: new BoundRoutineName(new BoundUnaryEx(BindExpression(((AST.IndirectStMtdCall)f).MethodNameVar), AST.Operations.StringCast));
return new BoundStaticFunctionCall(BindTypeRef(f.TargetType), boundname, boundargs)
.WithAccess(access);
}
//
throw new NotImplementedException(x.GetType().FullName);
}
BoundExpression BindVarLikeConstructUse(AST.VarLikeConstructUse expr, BoundAccess access)
{
if (expr is AST.SimpleVarUse) return BindSimpleVarUse((AST.SimpleVarUse)expr, access);
if (expr is AST.FunctionCall) return BindFunctionCall((AST.FunctionCall)expr, access);
if (expr is AST.NewEx) return BindNew((AST.NewEx)expr, access);
if (expr is AST.ArrayEx) return BindArrayEx((AST.ArrayEx)expr, access);
if (expr is AST.ItemUse) return BindItemUse((AST.ItemUse)expr, access);
if (expr is AST.StaticFieldUse) return BindFieldUse((AST.StaticFieldUse)expr, access);
if (expr is AST.ListEx) return BindListEx((AST.ListEx)expr).WithAccess(access);
throw new NotImplementedException(expr.GetType().FullName);
}
BoundExpression BindExpressionCore(AST.Expression expr, BoundAccess access)
{
Debug.Assert(expr != null);
if (expr is AST.Literal) return BindLiteral((AST.Literal)expr).WithAccess(access);
if (expr is AST.ConstantUse) return BindConstUse((AST.ConstantUse)expr).WithAccess(access);
if (expr is AST.VarLikeConstructUse) return BindVarLikeConstructUse((AST.VarLikeConstructUse)expr, access);
if (expr is AST.BinaryEx) return BindBinaryEx((AST.BinaryEx)expr).WithAccess(access);
if (expr is AST.AssignEx) return BindAssignEx((AST.AssignEx)expr, access);
if (expr is AST.UnaryEx) return BindUnaryEx((AST.UnaryEx)expr, access);
if (expr is AST.IncDecEx) return BindIncDec((AST.IncDecEx)expr).WithAccess(access);
if (expr is AST.ConditionalEx) return BindConditionalEx((AST.ConditionalEx)expr).WithAccess(access);
if (expr is AST.ConcatEx) return BindConcatEx((AST.ConcatEx)expr).WithAccess(access);
if (expr is AST.IncludingEx) return BindIncludeEx((AST.IncludingEx)expr).WithAccess(access);
if (expr is AST.InstanceOfEx) return BindInstanceOfEx((AST.InstanceOfEx)expr).WithAccess(access);
if (expr is AST.PseudoConstUse) return BindPseudoConst((AST.PseudoConstUse)expr).WithAccess(access);
if (expr is AST.IssetEx) return BindIsSet((AST.IssetEx)expr).WithAccess(access);
if (expr is AST.ExitEx) return BindExitEx((AST.ExitEx)expr).WithAccess(access);
if (expr is AST.EmptyEx) return BindIsEmptyEx((AST.EmptyEx)expr).WithAccess(access);
throw new NotImplementedException(expr.GetType().FullName);
}