121 lines
4.1 KiB
VB.net
121 lines
4.1 KiB
VB.net
#Region "Microsoft.VisualBasic::626d2b64093e22f3527641427fdc424e, Microsoft.VisualBasic.Core\ApplicationServices\Debugger\Exception\ExceptionData.vb"
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' Author:
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'
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' asuka (amethyst.asuka@gcmodeller.org)
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' xie (genetics@smrucc.org)
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' xieguigang (xie.guigang@live.com)
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'
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' Copyright (c) 2018 GPL3 Licensed
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'
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'
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' GNU GENERAL PUBLIC LICENSE (GPL3)
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'
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'
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' This program is free software: you can redistribute it and/or modify
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' it under the terms of the GNU General Public License as published by
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' the Free Software Foundation, either version 3 of the License, or
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' (at your option) any later version.
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'
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' This program is distributed in the hope that it will be useful,
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' but WITHOUT ANY WARRANTY; without even the implied warranty of
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' MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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' GNU General Public License for more details.
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'
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' You should have received a copy of the GNU General Public License
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' along with this program. If not, see <http://www.gnu.org/licenses/>.
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' /********************************************************************************/
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' Summaries:
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' Class ExceptionData
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'
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' Properties: Message, StackTrace, TypeFullName
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'
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' Function: CreateFromObject, CreateInstance, Exception, GetCurrentStackTrace, getMessages
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' ParseStackTrace, ToString
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'
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'
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' /********************************************************************************/
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#End Region
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Imports Microsoft.VisualBasic.Text
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Namespace ApplicationServices.Debugging.Diagnostics
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Public Class ExceptionData
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Public Property TypeFullName As String
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Public Property Message As String()
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Public Property StackTrace As StackFrame()
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''' <summary>
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''' Create exception object for throw exception expression
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''' </summary>
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''' <returns></returns>
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Public Function Exception() As Exception
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Return New Exception(Message.Select(Function(msg, i) $"{i}. {msg}").JoinBy(ASCII.LF)) With {
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.Source = StackTrace.JoinBy(ASCII.LF)
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}
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End Function
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Public Overrides Function ToString() As String
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Return TypeFullName
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End Function
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Private Shared Iterator Function getMessages(ex As Exception) As IEnumerable(Of String)
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Do While True
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Yield ex.Message
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If Not ex.InnerException Is Nothing Then
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ex = ex.InnerException
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Else
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Exit Do
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End If
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Loop
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End Function
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Public Shared Function CreateFromObject(ex As Exception) As ExceptionData
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Return New ExceptionData With {
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.Message = getMessages(ex).ToArray,
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.TypeFullName = ex.GetType.FullName,
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.StackTrace = ParseStackTrace(ex.StackTrace)
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}
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End Function
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Public Shared Function CreateInstance(messages$(), stackTrace$(), type$) As ExceptionData
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Return New ExceptionData With {
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.TypeFullName = type,
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.Message = messages,
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.StackTrace = stackTrace _
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.Select(AddressOf StackFrame.Parser) _
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.ToArray
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}
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End Function
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Public Shared Function ParseStackTrace(stackTrace As String) As StackFrame()
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Return stackTrace _
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.LineTokens _
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.Where(Function(s) Not s.StringEmpty) _
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.Skip(3) _
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.Select(Function(s)
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s = Mid(s, 6).Trim
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Return StackFrame.Parser(s)
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End Function) _
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.ToArray
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End Function
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''' <summary>
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''' Parsing <see cref="Environment.StackTrace"/>, gets current stack trace information.
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''' </summary>
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''' <returns></returns>
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Public Shared Function GetCurrentStackTrace() As StackFrame()
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Return ParseStackTrace(Environment.StackTrace)
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End Function
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End Class
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End Namespace
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