/// <summary>
/// According to current <see cref="ILBuilder.SeqPointsOpt"/>, gets file name and position in the source code currently being emitted.
/// </summary>
public static string GuessSourceLocation(ILBuilder il, IPhpOperation op = null, SourceRoutineSymbol routine = null, MethodSymbol debugroutine = null)
{
var syntax = op?.PhpSyntax;
if (syntax != null)
{
// get location from AST
var unit = syntax.ContainingSourceUnit;
unit.GetLineColumnFromPosition(syntax.Span.Start, out int line, out int col);
return($"{unit.FilePath}({line + 1}, {col + 1})");
}
else if (il.SeqPointsOpt != null && il.SeqPointsOpt.Count != 0)
{
// get location from last sequence point
var pt = il.SeqPointsOpt.Last();
((PhpSyntaxTree)pt.SyntaxTree).Source.GetLineColumnFromPosition(pt.Span.Start, out int line, out int col);
return($"{pt.SyntaxTree.FilePath}({line + 1}, {col + 1})");
}
else if (routine != null)
{
return($"{routine.ContainingFile.SyntaxTree.FilePath} in '{routine.RoutineName}'");
}
else if (debugroutine != null)
{
var method = $"{debugroutine.ContainingType.GetFullName()}::{debugroutine.RoutineName}";
if (debugroutine.ContainingType is SourceTypeSymbol srctype)
{
return($"{srctype.ContainingFile.SyntaxTree.FilePath} in {method}");
}
return(method);
}
else
{
return(null);
}
}
void CannotInstantiate(IPhpOperation op, string kind, BoundTypeRef t)
{
_diagnostics.Add(_routine, op.PhpSyntax, ErrorCode.ERR_CannotInstantiateType, kind, t.ResolvedType);
}
/// <summary>Visits given operation.</summary> protected virtual void Accept(IPhpOperation x) => x?.Accept(this);
/// <summary>Visits given operation.</summary> protected TResult Accept(IPhpOperation x) => (x != null) ? x.Accept(this) : default;
/// <summary>
/// Gets <see cref="System.NotImplementedException"/> with aproximate location of the error.
/// </summary>
public static Exception NotImplementedException(ILBuilder il, string message = null, IPhpOperation op = null, SourceRoutineSymbol routine = null, MethodSymbol debugroutine = null)
{
string location = null;
var syntax = op?.PhpSyntax;
if (syntax != null)
{
// get location from AST
var unit = syntax.ContainingSourceUnit;
unit.GetLineColumnFromPosition(syntax.Span.Start, out int line, out int col);
location = $"{unit.FilePath}({line}, {col})";
}
else if (il.SeqPointsOpt != null && il.SeqPointsOpt.Count != 0)
{
// get location from last sequence point
var pt = il.SeqPointsOpt.Last();
((PhpSyntaxTree)pt.SyntaxTree).Source.GetLineColumnFromPosition(pt.Span.Start, out int line, out int col);
location = $"{pt.SyntaxTree.FilePath}({line}, {col})";
}
else if (routine != null)
{
location = $"{routine.ContainingFile.SyntaxTree.FilePath} in '{routine.RoutineName}'";
}
else if (debugroutine != null)
{
location = $"{debugroutine.ContainingType.GetFullName()}::{debugroutine.RoutineName}";
if (debugroutine.ContainingType is SourceTypeSymbol srctype)
{
location = $"{srctype.ContainingFile.SyntaxTree.FilePath} in {location}";
}
}
else
{
location = "<unknown>";
}
//
return(new NotImplementedException($"{message} not implemented at {location}"));
}
/// <summary>
/// Gets <see cref="System.NotImplementedException"/> with aproximate location of the error.
/// </summary>
public static Exception NotImplementedException(this CodeGenerator cg, string message = null, IPhpOperation op = null)
{
return(NotImplementedException(cg.Builder, message, op: op, routine: cg.Routine, debugroutine: cg.DebugRoutine));
}
/// <summary>Visits given operation.</summary> protected virtual void Accept(IPhpOperation x) => x?.Accept(this);
/// <summary>
/// Gets <see cref="System.NotImplementedException"/> with aproximate location of the error.
/// </summary>
public static NotImplementedException NotImplementedException(ILBuilder il, string message = null, IPhpOperation op = null, SourceRoutineSymbol routine = null, MethodSymbol debugroutine = null)
{
var location = GuessSourceLocation(il, op, routine, debugroutine) ?? "<unknown>";
//
return(new NotImplementedException($"{message} not implemented at {location}"));
}
public static string GuessSourceLocation(CodeGenerator cg, IPhpOperation op = null) => GuessSourceLocation(cg.Builder, op, cg.Routine, cg.DebugRoutine);
