251 lines
12 KiB
C#
251 lines
12 KiB
C#
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using Microsoft.CodeAnalysis.Text;
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using Roslyn.Utilities;
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namespace Microsoft.CodeAnalysis.CSharp.Syntax;
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internal class CSharpLineDirectiveMap : LineDirectiveMap<DirectiveTriviaSyntax>
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{
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public CSharpLineDirectiveMap(SyntaxTree syntaxTree)
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: base(syntaxTree)
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{
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}
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protected override bool ShouldAddDirective(DirectiveTriviaSyntax directive)
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{
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bool flag = directive.IsActive;
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if (flag)
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{
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SyntaxKind syntaxKind = directive.Kind();
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bool flag2 = ((syntaxKind == SyntaxKind.LineDirectiveTrivia || syntaxKind == SyntaxKind.LineSpanDirectiveTrivia) ? true : false);
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flag = flag2;
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}
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return flag;
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}
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protected override LineMappingEntry<DirectiveTriviaSyntax> GetEntry(DirectiveTriviaSyntax directiveNode, SourceText sourceText, LineMappingEntry<DirectiveTriviaSyntax> previous)
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{
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//IL_002f: Unknown result type (might be due to invalid IL or missing references)
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//IL_0030: Unknown result type (might be due to invalid IL or missing references)
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//IL_0036: Invalid comparison between Unknown and I4
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//IL_0020: Unknown result type (might be due to invalid IL or missing references)
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//IL_0038: Unknown result type (might be due to invalid IL or missing references)
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//IL_0040: Unknown result type (might be due to invalid IL or missing references)
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//IL_004c: Unknown result type (might be due to invalid IL or missing references)
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//IL_004d: Unknown result type (might be due to invalid IL or missing references)
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//IL_0053: Invalid comparison between Unknown and I4
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//IL_0055: Unknown result type (might be due to invalid IL or missing references)
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//IL_0061: Unknown result type (might be due to invalid IL or missing references)
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//IL_0064: Unknown result type (might be due to invalid IL or missing references)
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//IL_0069: Unknown result type (might be due to invalid IL or missing references)
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//IL_0103: Unknown result type (might be due to invalid IL or missing references)
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//IL_0105: Unknown result type (might be due to invalid IL or missing references)
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//IL_0077: Unknown result type (might be due to invalid IL or missing references)
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//IL_00a9: Unknown result type (might be due to invalid IL or missing references)
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//IL_009e: Unknown result type (might be due to invalid IL or missing references)
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//IL_00d4: Unknown result type (might be due to invalid IL or missing references)
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//IL_00fc: Unknown result type (might be due to invalid IL or missing references)
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//IL_00e6: Unknown result type (might be due to invalid IL or missing references)
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//IL_00eb: Unknown result type (might be due to invalid IL or missing references)
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int num = sourceText.Lines.IndexOf(((SyntaxNode)directiveNode).SpanStart) + 1;
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if (directiveNode is LineSpanDirectiveTriviaSyntax spanDirective)
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{
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return GetLineSpanDirectiveEntry(spanDirective, num);
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}
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LineDirectiveTriviaSyntax lineDirectiveTriviaSyntax = (LineDirectiveTriviaSyntax)directiveNode;
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int num2 = num;
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int num3 = (((int)previous.State == 3) ? num2 : (previous.MappedLine + num - previous.UnmappedLine));
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string text = (((int)previous.State == 3) ? null : previous.MappedPathOpt);
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PositionState<DirectiveTriviaSyntax> val = (PositionState<DirectiveTriviaSyntax>)1;
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SyntaxToken line = lineDirectiveTriviaSyntax.Line;
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if (!((SyntaxToken)(ref line)).IsMissing)
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{
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switch (line.Kind())
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{
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case SyntaxKind.HiddenKeyword:
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val = (PositionState<DirectiveTriviaSyntax>)6;
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break;
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case SyntaxKind.DefaultKeyword:
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num3 = num2;
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text = null;
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val = (PositionState<DirectiveTriviaSyntax>)1;
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break;
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case SyntaxKind.NumericLiteralToken:
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if (!((SyntaxToken)(ref line)).ContainsDiagnostics)
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{
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object value = ((SyntaxToken)(ref line)).Value;
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if (value is int)
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{
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num3 = (int)value - 1;
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}
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if (lineDirectiveTriviaSyntax.File.Kind() == SyntaxKind.StringLiteralToken)
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{
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SyntaxToken file = lineDirectiveTriviaSyntax.File;
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text = (string)((SyntaxToken)(ref file)).Value;
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}
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val = (PositionState<DirectiveTriviaSyntax>)2;
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}
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break;
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}
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}
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return new LineMappingEntry<DirectiveTriviaSyntax>(num2, num3, text, val);
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}
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private static LineMappingEntry<DirectiveTriviaSyntax> GetLineSpanDirectiveEntry(LineSpanDirectiveTriviaSyntax spanDirective, int unmappedLine)
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{
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//IL_0062: Unknown result type (might be due to invalid IL or missing references)
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//IL_0029: Unknown result type (might be due to invalid IL or missing references)
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//IL_002e: Unknown result type (might be due to invalid IL or missing references)
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//IL_003c: Unknown result type (might be due to invalid IL or missing references)
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//IL_0041: Unknown result type (might be due to invalid IL or missing references)
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//IL_004f: Unknown result type (might be due to invalid IL or missing references)
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//IL_0050: Unknown result type (might be due to invalid IL or missing references)
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//IL_0051: Unknown result type (might be due to invalid IL or missing references)
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//IL_0058: Unknown result type (might be due to invalid IL or missing references)
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if (!((SyntaxNode)spanDirective).HasErrors && tryGetPosition(spanDirective.Start, isEnd: false, out var position) && tryGetPosition(spanDirective.End, isEnd: true, out var position2) && tryGetOptionalCharacterOffset(spanDirective.CharacterOffset, out var value) && tryGetStringLiteralValue(spanDirective.File, out var value2))
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{
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return new LineMappingEntry<DirectiveTriviaSyntax>(unmappedLine, new LinePositionSpan(position, position2), value, value2);
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}
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return new LineMappingEntry<DirectiveTriviaSyntax>(unmappedLine, unmappedLine, (string)null, (PositionState<DirectiveTriviaSyntax>)1);
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static bool tryGetOneBasedNumericLiteralValue(in SyntaxToken token, out int reference)
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{
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//IL_0009: Unknown result type (might be due to invalid IL or missing references)
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if (!((SyntaxToken)(ref token)).IsMissing && token.Kind() == SyntaxKind.NumericLiteralToken && ((SyntaxToken)(ref token)).Value is int num)
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{
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reference = num - 1;
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return true;
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}
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reference = 0;
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return false;
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}
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static bool tryGetOptionalCharacterOffset(in SyntaxToken token, out int? reference)
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{
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//IL_0009: Unknown result type (might be due to invalid IL or missing references)
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if (!((SyntaxToken)(ref token)).IsMissing)
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{
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if (token.Kind() == SyntaxKind.None)
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{
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reference = null;
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return true;
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}
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int value3 = 0;
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if (tryGetOneBasedNumericLiteralValue(in token, out value3))
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{
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reference = value3;
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return true;
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}
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}
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reference = null;
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return false;
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}
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static bool tryGetPosition(LineDirectivePositionSyntax syntax, bool isEnd, out LinePosition reference)
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{
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//IL_0001: Unknown result type (might be due to invalid IL or missing references)
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//IL_0006: Unknown result type (might be due to invalid IL or missing references)
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//IL_003c: Unknown result type (might be due to invalid IL or missing references)
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//IL_0013: Unknown result type (might be due to invalid IL or missing references)
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//IL_0018: Unknown result type (might be due to invalid IL or missing references)
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//IL_002f: Unknown result type (might be due to invalid IL or missing references)
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//IL_0034: Unknown result type (might be due to invalid IL or missing references)
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if (tryGetOneBasedNumericLiteralValue(syntax.Line, out var value3) && tryGetOneBasedNumericLiteralValue(syntax.Character, out var value4))
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{
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reference = new LinePosition(value3, isEnd ? (value4 + 1) : value4);
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return true;
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}
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reference = default(LinePosition);
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return false;
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}
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static bool tryGetStringLiteralValue(in SyntaxToken token, out string? reference)
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{
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//IL_0001: Unknown result type (might be due to invalid IL or missing references)
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if (token.Kind() == SyntaxKind.StringLiteralToken)
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{
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reference = (string)((SyntaxToken)(ref token)).Value;
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return true;
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}
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reference = null;
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return false;
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}
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}
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protected override LineMappingEntry<DirectiveTriviaSyntax> InitializeFirstEntry()
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{
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//IL_0004: Unknown result type (might be due to invalid IL or missing references)
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return new LineMappingEntry<DirectiveTriviaSyntax>(0, 0, (string)null, (PositionState<DirectiveTriviaSyntax>)1);
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}
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public override LineVisibility GetLineVisibility(SourceText sourceText, int position)
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{
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//IL_0007: Unknown result type (might be due to invalid IL or missing references)
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//IL_000c: Unknown result type (might be due to invalid IL or missing references)
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//IL_0032: Unknown result type (might be due to invalid IL or missing references)
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//IL_0037: Unknown result type (might be due to invalid IL or missing references)
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//IL_0038: Unknown result type (might be due to invalid IL or missing references)
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//IL_0039: Unknown result type (might be due to invalid IL or missing references)
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//IL_003e: Unknown result type (might be due to invalid IL or missing references)
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//IL_003f: Unknown result type (might be due to invalid IL or missing references)
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//IL_0041: Unknown result type (might be due to invalid IL or missing references)
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//IL_005f: Expected I4, but got Unknown
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//IL_006c: Unknown result type (might be due to invalid IL or missing references)
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//IL_006d: Unknown result type (might be due to invalid IL or missing references)
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LinePosition linePosition = sourceText.Lines.GetLinePosition(position);
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if (base.Entries.Length == 1)
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{
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return (LineVisibility)2;
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}
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int num = base.FindEntryIndex(((LinePosition)(ref linePosition)).Line);
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LineMappingEntry<DirectiveTriviaSyntax> val = base.Entries[num];
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PositionState<DirectiveTriviaSyntax> state = val.State;
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switch (state - 1)
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{
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case 0:
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if (num != 0)
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{
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return (LineVisibility)2;
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}
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return (LineVisibility)0;
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case 1:
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case 2:
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return (LineVisibility)2;
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case 5:
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return (LineVisibility)1;
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default:
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throw ExceptionUtilities.UnexpectedValue((object)val.State);
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}
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}
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protected override LineVisibility GetUnknownStateVisibility(int index)
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{
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throw ExceptionUtilities.Unreachable("/_/src/Compilers/CSharp/Portable/Syntax/CSharpLineDirectiveMap.cs", 220);
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}
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internal override FileLinePositionSpan TranslateSpanAndVisibility(SourceText sourceText, string treeFilePath, TextSpan span, out bool isHiddenPosition)
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{
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//IL_000e: Unknown result type (might be due to invalid IL or missing references)
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//IL_0013: Unknown result type (might be due to invalid IL or missing references)
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//IL_001b: Unknown result type (might be due to invalid IL or missing references)
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//IL_0020: Unknown result type (might be due to invalid IL or missing references)
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//IL_0044: Unknown result type (might be due to invalid IL or missing references)
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//IL_0049: Unknown result type (might be due to invalid IL or missing references)
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//IL_004c: Unknown result type (might be due to invalid IL or missing references)
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//IL_004d: Unknown result type (might be due to invalid IL or missing references)
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//IL_0053: Invalid comparison between Unknown and I4
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//IL_005a: Unknown result type (might be due to invalid IL or missing references)
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//IL_005b: Unknown result type (might be due to invalid IL or missing references)
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//IL_005c: Unknown result type (might be due to invalid IL or missing references)
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//IL_0034: Unknown result type (might be due to invalid IL or missing references)
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//IL_0035: Unknown result type (might be due to invalid IL or missing references)
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//IL_0036: Unknown result type (might be due to invalid IL or missing references)
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TextLineCollection lines = sourceText.Lines;
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LinePosition linePosition = lines.GetLinePosition(((TextSpan)(ref span)).Start);
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LinePosition linePosition2 = lines.GetLinePosition(((TextSpan)(ref span)).End);
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if (base.Entries.Length == 1)
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{
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isHiddenPosition = false;
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return new FileLinePositionSpan(treeFilePath, linePosition, linePosition2);
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}
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LineMappingEntry<DirectiveTriviaSyntax> val = base.FindEntry(((LinePosition)(ref linePosition)).Line);
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isHiddenPosition = (int)val.State == 6;
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return base.TranslateSpan(ref val, treeFilePath, linePosition, linePosition2);
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}
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}
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