Shouldn't remove space after colon

[knocte]

Issue created from fantomas-online

Please describe here fantomas problem you encountered

Code

namespace Foo

[<assembly: AssemblyTitle("GWallet.Backend")>]

do ()

Result

namespace Foo

[<assembly:AssemblyTitle("GWallet.Backend")>]

do ()

Expected Result

Fantomas places spaces after colon character by default, so the result should be:

namespace Foo

[<assembly: AssemblyTitle("GWallet.Backend")>]

do ()

Options

Fantomas Master at 06/10/2020 08:33:01 - 50ed1b7

Name	Value
IndentSpaceNum	4
PageWidth	120
SemicolonAtEndOfLine	false
SpaceBeforeParameter	true
SpaceBeforeLowercaseInvocation	true
SpaceBeforeUppercaseInvocation	false
SpaceBeforeClassConstructor	false
SpaceBeforeMember	false
SpaceBeforeColon	false
SpaceAfterComma	true
SpaceBeforeSemicolon	false
SpaceAfterSemicolon	true
IndentOnTryWith	false
SpaceAroundDelimiter	true
MaxIfThenElseShortWidth	40
MaxInfixOperatorExpression	50
MaxRecordWidth	40
MaxArrayOrListWidth	40
MaxValueBindingWidth	40
MaxFunctionBindingWidth	40
MultilineBlockBracketsOnSameColumn	false
NewlineBetweenTypeDefinitionAndMembers	false
KeepIfThenInSameLine	false
StrictMode	false