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30 lines
1.2 KiB
30 lines
1.2 KiB
using System.Reflection;
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using YamlDotNet.Core;
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using YamlDotNet.Core.Events;
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using YamlDotNet.Serialization;
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namespace Recyclarr.Yaml.YamlDotNet;
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public sealed class SyntaxErrorHelper : INodeTypeResolver
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{
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private static readonly string[] CollectionKeywords = ["Collection", "List"];
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public bool Resolve(NodeEvent? nodeEvent, ref Type currentType)
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{
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CheckSequenceAssignedToNonSequence(nodeEvent, currentType);
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return false;
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}
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// If the user tries to specify an array as the value for a node type that is not a list type, then we provide our
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// own exception type. The default error message that YamlDotNet would output doesn't make much sense to users: It
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// just says "no node type resolver could resolve the type", or something along those lines -- which isn't helpful!
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private static void CheckSequenceAssignedToNonSequence(ParsingEvent? nodeEvent, MemberInfo currentType)
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{
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if (nodeEvent is SequenceStart && !Array.Exists(CollectionKeywords, x => currentType.Name.Contains(x)))
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{
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throw new YamlException(nodeEvent.Start, nodeEvent.End,
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$"A list/array/sequence is not allowed for {currentType.Name}");
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}
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}
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}
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