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Provided of strongest implementation around IParserState mechanism.
1 parent 79f115b commit 941e8cb

8 files changed

Lines changed: 265 additions & 145 deletions

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‎CommandLine.sln.DotSettings.user‎

Lines changed: 1 addition & 1 deletion
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‎src/libcmdline/CommandLine.csproj‎

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Original file line numberDiff line numberDiff line change
@@ -76,12 +76,12 @@
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<Compile Include="Extensions\CharExtensions.cs" />
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<Compile Include="GlobalSuppressions.cs" />
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<Compile Include="Infrastructure\PopsicleSetter.cs" />
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<Compile Include="Parsing\PropertyWriter.cs" />
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<Compile Include="Infrastructure\SR.strings.cs">
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<AutoGen>True</AutoGen>
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<DesignTime>True</DesignTime>
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<DependentUpon>SR.tt</DependentUpon>
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</Compile>
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<Compile Include="Parsing\PropertyWriter.cs" />
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<Compile Include="Infrastructure\Assumes.cs" />
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<Compile Include="Infrastructure\ReflectionCache.cs" />
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<Compile Include="Extensions\StringExtensions.cs" />

‎src/libcmdline/Infrastructure/SR.strings‎

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -13,4 +13,6 @@ CommandLineParserException_IncompatibleTypes = The types are incompatible.
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InvalidOperationException_CopyrightInfoRequiresAssemblyCopyrightAttributeOrAssemblyCompanyAttribute = CopyrightInfo::Default requires that you define AssemblyCopyrightAttribute or AssemblyCompanyAttribute.
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ArgumentNullException_OnVerbDelegateCannotBeNull = Delegate executed to capture verb command instance reference cannot be null.
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ArgumentNullException_ParserSettingsDelegateCannotBeNull = The command line parser settings delegate cannot be null.
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InvalidOperationException_ParserSettingsInstanceCanBeUsedOnce = The command line parserSettings instance cannnot be used more than once.
16+
InvalidOperationException_ParserSettingsInstanceCanBeUsedOnce = The command line parserSettings instance cannnot be used more than once.
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InvalidOperationException_ParserStateInstanceCannotBeNotNull = ParserState instance cannot be supplied.
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InvalidOperationException_ParserStateInstanceBadApplied = Cannot apply ParserStateAttribute to a property that does not implement IParserState or is not accessible.

‎src/libcmdline/Infrastructure/SR.strings.cs‎

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Original file line numberDiff line numberDiff line change
@@ -43,5 +43,9 @@ internal static class SR
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public const string InvalidOperationException_ParserSettingsInstanceCanBeUsedOnce = "The command line parserSettings instance cannnot be used more than once.";
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public const string InvalidOperationException_ParserStateInstanceCannotBeNotNull = "ParserState instance cannot be supplied.";
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public const string InvalidOperationException_ParserStateInstanceBadApplied = "Cannot apply ParserStateAttribute to a property that does not implement IParserState or is not accessible.";
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}
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}

‎src/libcmdline/Infrastructure/SR.tt‎

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@@ -4,7 +4,7 @@
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<#@ import namespace="System.Text" #>
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<#@ import namespace="System.Collections.Generic" #>
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<#@ import namespace="System.IO" #>
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<#@ output extension=".cs" #>
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<#@ output extension=".strings.cs" #>
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//------------------------------------------------------------------------------
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// <auto-generated>
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// This code was generated by http://t4.codeplex.com/.

‎src/libcmdline/Parser.cs‎

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Original file line numberDiff line numberDiff line change
@@ -288,18 +288,36 @@ private static void SetParserStateIfNeeded(object options, IEnumerable<ParsingEr
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var property = ReflectionHelper.RetrievePropertyList<ParserStateAttribute>(options)[0].Left;
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// Developers are entitled to provide their implementation and instance
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if (property.GetValue(options, null) == null)
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var parserState = property.GetValue(options, null);
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if (parserState != null)
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{
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// Otherwise the parser will the default one
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property.SetValue(options, new ParserState(), null);
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if (!(parserState is IParserState))
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{
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throw new InvalidOperationException(SR.InvalidOperationException_ParserStateInstanceBadApplied);
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}
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if (!(parserState is ParserState))
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{
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throw new InvalidOperationException(SR.InvalidOperationException_ParserStateInstanceCannotBeNotNull);
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}
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}
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else
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{
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try
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{
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property.SetValue(options, new ParserState(), null);
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}
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catch (Exception ex)
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{
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throw new InvalidOperationException(SR.InvalidOperationException_ParserStateInstanceBadApplied, ex);
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}
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}
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var parserState = (IParserState)property.GetValue(options, null);
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var state = (IParserState)property.GetValue(options, null);
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foreach (var error in errors)
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{
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parserState.Errors.Add(error);
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state.Errors.Add(error);
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}
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}
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@@ -392,10 +410,8 @@ private bool DoParseArgumentsVerbs(string[] args, object options, ref object ver
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var optionMap = OptionMap.Create(options, verbs, _settings);
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// Read the verb from command line arguments
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if (TryParseHelpVerb(args, options, helpInfo, optionMap))
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{
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// Since user requested help, parsing is considered a fail
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return false;
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}
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‎src/tests/CommandLine.Tests.csproj‎

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