RegexFCD.cs

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using System;
using System.Collections.Generic;
using Cpp2IlInjected;
 
namespace System.Text.RegularExpressions
{
    // Token: 0x020000B9 RID: 185
    [Obsolete("Types with embedded references are not supported in this version of your compiler.", true)]
    internal ref struct RegexFCD
    {
        // Token: 0x060003BA RID: 954 RVA: 0x0000E5EC File Offset: 0x0000C7EC
        private RegexFCD(Span<int> intStack)
        {
        }
 
        // Token: 0x060003BB RID: 955 RVA: 0x0000E5FC File Offset: 0x0000C7FC
        public static RegexPrefix? FirstChars(RegexTree t)
        {
            /*
An exception occurred when decompiling this method (060003BB)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Nullable`1<System.Text.RegularExpressions.RegexPrefix> System.Text.RegularExpressions.RegexFCD::FirstChars(System.Text.RegularExpressions.RegexTree)
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    IL_000D:
    stloc:CultureInfo(var_3_14, callgetter:CultureInfo(CultureInfo::get_CurrentCulture))
    stloc:CultureInfo(var_4_1A, callgetter:CultureInfo(CultureInfo::get_InvariantCulture))
    stloc:string(var_5_24, call:string(RegexFC::GetFirstChars, ldloc:RegexFC(var_1), ldloc:CultureInfo(var_4_1A)))
    stloc:bool(var_6_2C, ldfld:bool(RegexFC::<CaseInsensitive>k__BackingField, ldloc:RegexFC(var_1)))
}
 
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1852
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.Optimize(DecompilerContext context, ILBlock method, AutoPropertyProvider autoPropertyProvider, StateMachineKind& stateMachineKind, MethodDef& inlinedMethod, AsyncMethodDebugInfo& asyncInfo, ILAstOptimizationStep abortBeforeStep) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 355
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(IEnumerable`1 parameters, MethodDebugInfoBuilder& builder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 123
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 88
   --- End of inner exception stack trace ---
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 92
   at ICSharpCode.Decompiler.Ast.AstBuilder.AddMethodBody(EntityDeclaration methodNode, EntityDeclaration& updatedNode, MethodDef method, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, MethodKind methodKind) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstBuilder.cs:line 1683
*/;
        }
 
        // Token: 0x060003BC RID: 956 RVA: 0x0000E638 File Offset: 0x0000C838
        public static RegexPrefix Prefix(RegexTree tree)
        {
            /*
An exception occurred when decompiling this method (060003BC)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Text.RegularExpressions.RegexPrefix System.Text.RegularExpressions.RegexFCD::Prefix(System.Text.RegularExpressions.RegexTree)
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    IL_002B:
    stloc:int32(var_9_32, ldfld:int32(int32::m_value, ldloc:int32[exp:int32&](var_8)))
}
 
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1852
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.Optimize(DecompilerContext context, ILBlock method, AutoPropertyProvider autoPropertyProvider, StateMachineKind& stateMachineKind, MethodDef& inlinedMethod, AsyncMethodDebugInfo& asyncInfo, ILAstOptimizationStep abortBeforeStep) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 355
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(IEnumerable`1 parameters, MethodDebugInfoBuilder& builder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 123
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 88
   --- End of inner exception stack trace ---
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 92
   at ICSharpCode.Decompiler.Ast.AstBuilder.AddMethodBody(EntityDeclaration methodNode, EntityDeclaration& updatedNode, MethodDef method, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, MethodKind methodKind) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstBuilder.cs:line 1683
*/;
        }
 
        // Token: 0x060003BD RID: 957 RVA: 0x0000E678 File Offset: 0x0000C878
        public static int Anchors(RegexTree tree)
        {
            RegexNode regexNode;
            List<RegexNode> children = regexNode.Children;
            long num;
            if (children != null)
            {
                int size = children._size;
                num = 0L;
            }
            if (regexNode != null)
            {
                List<RegexNode> children2 = regexNode.Children;
                if (children2 != null)
                {
                    int size2 = children2._size;
                }
                RegexNode regexNode2 = regexNode.Child((int)num);
                int num2;
                return num2;
            }
        }
 
        // Token: 0x060003BE RID: 958 RVA: 0x0000E6C4 File Offset: 0x0000C8C4
        private static int AnchorFromType(int type)
        {
            return 8;
        }
 
        // Token: 0x060003BF RID: 959 RVA: 0x0000E6EC File Offset: 0x0000C8EC
        private void PushInt(int i)
        {
            this._intStack._span = i;
        }
 
        // Token: 0x060003C0 RID: 960 RVA: 0x00002050 File Offset: 0x00000250
        private bool IntIsEmpty()
        {
            throw new global::Cpp2IlInjected.AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
        }
 
        // Token: 0x060003C1 RID: 961 RVA: 0x0000E708 File Offset: 0x0000C908
        private int PopInt()
        {
            /*
An exception occurred when decompiling this method (060003C1)
 
ICSharpCode.Decompiler.DecompilerException: Error decompiling System.Int32 System.Text.RegularExpressions.RegexFCD::PopInt()
 
 ---> System.Exception: Basic block has to end with unconditional control flow. 
{
    Block_0:
    stloc:valuetype System.Collections.Generic.ValueListBuilder`1<int32>(var_1_08, ldfld:valuetype System.Collections.Generic.ValueListBuilder`1<int32>(RegexFCD::_intStack, ldloc:valuetype System.Text.RegularExpressions.RegexFCD&(this)))
}
 
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.FlattenBasicBlocks(ILNode node) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 1852
   at ICSharpCode.Decompiler.ILAst.ILAstOptimizer.Optimize(DecompilerContext context, ILBlock method, AutoPropertyProvider autoPropertyProvider, StateMachineKind& stateMachineKind, MethodDef& inlinedMethod, AsyncMethodDebugInfo& asyncInfo, ILAstOptimizationStep abortBeforeStep) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\ILAst\ILAstOptimizer.cs:line 355
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(IEnumerable`1 parameters, MethodDebugInfoBuilder& builder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 123
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 88
   --- End of inner exception stack trace ---
   at ICSharpCode.Decompiler.Ast.AstMethodBodyBuilder.CreateMethodBody(MethodDef methodDef, DecompilerContext context, AutoPropertyProvider autoPropertyProvider, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, StringBuilder sb, MethodDebugInfoBuilder& stmtsBuilder) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstMethodBodyBuilder.cs:line 92
   at ICSharpCode.Decompiler.Ast.AstBuilder.AddMethodBody(EntityDeclaration methodNode, EntityDeclaration& updatedNode, MethodDef method, IEnumerable`1 parameters, Boolean valueParameterIsKeyword, MethodKind methodKind) in D:\a\dnSpy\dnSpy\Extensions\ILSpy.Decompiler\ICSharpCode.Decompiler\ICSharpCode.Decompiler\Ast\AstBuilder.cs:line 1683
*/;
        }
 
        // Token: 0x060003C2 RID: 962 RVA: 0x0000E720 File Offset: 0x0000C920
        private void PushFC(RegexFC fc)
        {
        }
 
        // Token: 0x060003C3 RID: 963 RVA: 0x00002050 File Offset: 0x00000250
        private bool FCIsEmpty()
        {
            throw new global::Cpp2IlInjected.AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
        }
 
        // Token: 0x060003C4 RID: 964 RVA: 0x0000E730 File Offset: 0x0000C930
        private RegexFC PopFC()
        {
            return this.TopFC();
        }
 
        // Token: 0x060003C5 RID: 965 RVA: 0x00002050 File Offset: 0x00000250
        private RegexFC TopFC()
        {
            throw new global::Cpp2IlInjected.AnalysisFailedException("CPP2IL failed to recover any usable IL for this method.");
        }
 
        // Token: 0x060003C6 RID: 966 RVA: 0x0000E744 File Offset: 0x0000C944
        public void Dispose()
        {
        }
 
        // Token: 0x060003C7 RID: 967 RVA: 0x0000E754 File Offset: 0x0000C954
        private RegexFC RegexFCFromRegexTree(RegexTree tree)
        {
            RegexNode root;
            long num;
            do
            {
                root = tree.Root;
                num = 0L;
                List<RegexNode> children = root.Children;
                if (children == null)
                {
                    break;
                }
                int size = children._size;
                if (this._skipAllChildren)
                {
                    goto IL_0050;
                }
                int ntype = root.NType;
                if (!this._skipchild)
                {
                    goto IL_007C;
                }
            }
            while (root.Children != null);
            int ntype2 = root.NType;
            long num2 = 0L;
            this.CalculateFC(ntype2, root, (int)num2);
            IL_0050:
            RegexNode next = root.Next;
            global::System.Collections.Generic.ValueListBuilder<int> intStack = this._intStack;
            int ntype3 = next.NType;
            this.CalculateFC(ntype2, next, (int)num);
            if (!this._failed)
            {
            }
            IL_007C:
            List<RegexNode> children2 = next.Children;
            this.PushInt((int)num);
            return this.PopFC();
        }
 
        // Token: 0x060003C8 RID: 968 RVA: 0x0000E7F8 File Offset: 0x0000C9F8
        private void SkipChild()
        {
            this._skipchild = true;
        }
 
        // Token: 0x060003C9 RID: 969 RVA: 0x0000E80C File Offset: 0x0000CA0C
        private void CalculateFC(int NodeType, RegexNode node, int CurIndex)
        {
        }
 
        // Token: 0x04000328 RID: 808
        private readonly List<RegexFC> _fcStack;
 
        // Token: 0x04000329 RID: 809
        private global::System.Collections.Generic.ValueListBuilder<int> _intStack;
 
        // Token: 0x0400032A RID: 810
        private bool _skipAllChildren;
 
        // Token: 0x0400032B RID: 811
        private bool _skipchild;
 
        // Token: 0x0400032C RID: 812
        private bool _failed;
    }
}