/// <summary>
/// Formats a trace to user string.
/// </summary>
/// <returns>The formatted trace.</returns>
public string FormatUserTrace()
{
int i = GetFrameCount() - 1;
StringBuilder result = new StringBuilder(String.Format("#{0} {{main}}", i));
if (i >= 1)
{
PhpStackFrame info_frame = GetFrame(i--);
while (i >= 0)
{
PhpStackFrame frame = GetFrame(i);
result.Insert(0, String.Format("#{0} {1}{2}: {3}{4}\n",
i,
info_frame.File,
(info_frame.Line > 0) ? String.Format("({0},{1})", info_frame.Line, info_frame.Column) : null,
(frame.IsMethod) ? frame.DeclaringTypeName + frame.Operator : null,
frame.Name));
if (frame.HasDebugInfo)
{
info_frame = frame;
}
i--;
}
}
return(result.ToString());
}
/// <summary>
/// Returns array containing current stack state. Each item is an array representing one stack frame.
/// </summary>
/// <returns>The stack trace.</returns>
/// <remarks>
/// The resulting array contains the following items (their keys are stated):
/// <list type="bullet">
/// <item><c>"file"</c> - a source file where the function/method has been called</item>
/// <item><c>"line"</c> - a line in a source code where the function/method has been called</item>
/// <item><c>"column"</c> - a column in a source code where the function/method has been called</item>
/// <item><c>"function"</c> - a name of the function/method</item>
/// <item><c>"class"</c> - a name of a class where the method is declared (if any)</item>
/// <item><c>"type"</c> - either "::" for static methods or "->" for instance methods</item>
/// </list>
/// Unsupported items:
/// <list type="bullet">
/// <item><c>"args"</c> - routine arguments</item>
/// <item><c>"object"</c> - target instance of the method invocation</item>
/// </list>
/// </remarks>
public PhpArray GetUserTrace()
{
int i = GetFrameCount() - 1;
PhpArray result = new PhpArray();
if (i >= 1)
{
PhpStackFrame info_frame = GetFrame(i--);
while (i >= 0)
{
PhpStackFrame frame = GetFrame(i);
PhpArray item = new PhpArray();
// debug info may be unknown in the case of transient code:
if (info_frame.Line > 0)
{
item["line"] = info_frame.Line;
item["column"] = info_frame.Column;
}
item["file"] = info_frame.File;
item["function"] = frame.Name;
if (frame.IsMethod)
{
item["class"] = frame.DeclaringTypeName;
item["type"] = frame.Operator;
}
result.Prepend(i, item);
if (frame.HasDebugInfo)
{
info_frame = frame;
}
i--;
}
}
return(result);
}
internal void SetDebugInfo(PhpStackFrame /*!*/ frame)
{
this.line = frame.line;
this.column = frame.column;
this.file = frame.file;
}
internal void SetDebugInfo(PhpStackFrame/*!*/ frame)
{
this.line = frame.line;
this.column = frame.column;
this.file = frame.file;
}
