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Fix property parsing when it contains parantheses #48598

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merged 11 commits into from
Nov 10, 2020
Merged

Fix property parsing when it contains parantheses #48598

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045da8d
Fix property parsing when it contains parantheses
Youssef1313 Oct 14, 2020
77822c1
Update ParserRegressionTests.vb
Youssef1313 Oct 23, 2020
d760d30
Remove redundant else
Youssef1313 Oct 23, 2020
7d183f2
Remove unnecessary resync
Youssef1313 Nov 4, 2020
7cf0fbc
Use AssertTheseDiagnostics
Youssef1313 Nov 4, 2020
75dc6c5
Update ParserRegressionTests.vb
Youssef1313 Nov 4, 2020
e6515aa
Add expected errors
Youssef1313 Nov 4, 2020
bbcff97
Add more tests
Youssef1313 Nov 4, 2020
096a505
Fix test
Youssef1313 Nov 4, 2020
4fa28eb
Add more tests based on feedback
Youssef1313 Nov 5, 2020
0a06dbb
Update ParserRegressionTests.vb
Youssef1313 Nov 5, 2020
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4 changes: 3 additions & 1 deletion src/Compilers/VisualBasic/Portable/Parser/Parser.vb
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Expand Up @@ -4186,7 +4186,9 @@ checkNullable:
' TODO - GreenSepList knows its error count. Expose it instead of recomputing it.
If propertyParameters.Count = 0 Then
Dim unexpected = ResyncAt({SyntaxKind.AsKeyword, SyntaxKind.ImplementsKeyword, SyntaxKind.EqualsToken})
closeParen = closeParen.AddTrailingSyntax(unexpected)
If unexpected.Count > 0 Then
closeParen = closeParen.AddTrailingSyntax(unexpected, ERRID.ERR_ExpectedEOS)
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End If
End If

optionalParameters = SyntaxFactory.ParameterList(openParen, propertyParameters, closeParen)
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13 changes: 13 additions & 0 deletions src/Compilers/VisualBasic/Test/Syntax/Parser/ParserRegressionTests.vb
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Expand Up @@ -934,4 +934,17 @@ End Enum
Assert.Equal(Syntax.InternalSyntax.Scanner.BadTokenCountLimit, tree.GetDiagnostics().Where(Function(d) d.Code = ERRID.ERR_IllegalChar).Count())
End Sub

<Fact, WorkItem(48587, "https://github.com/dotnet/roslyn/issues/48587")>
Public Sub ParseTrailingTextAfterPropertyWithParentheses()
ParseAndVerify(<![CDATA[
Class C
Public ReadOnly Property NumberOfResult1() String Integer JohnDoe WwwIIWww Wow
Public ReadOnly Property NumberOfResult2() Some unexpected tokens As Integer
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End Class
]]>,
<errors>
<error id="30205"/>
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<error id="30205"/>
</errors>)
End Sub
End Class