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+// Licensed to the .NET Foundation under one or more agreements. |
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+// The .NET Foundation licenses this file to you under the MIT license. |
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+// See the LICENSE file in the project root for more information. |
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+ |
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+using System.Collections.Generic; |
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+using ColorCode.Common; |
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+ |
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+namespace ColorCode.Compilation.Languages |
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+{ |
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+/// |
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+/// Leverage the regex from https://gist.github.com/goodmami/02f344e8c9a22fc9ac879230a9b9e071#version-2 |
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+/// for parsing the key, string value, number, and constant for a JSON code block. |
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+/// |
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+public class Json : ILanguage |
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+{ |
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+private const string Regex_String = @"""[^""\\]*(?:\\[^\r\n]|[^""\\]*)*"""; |
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+private const string Regex_Number = @"-?(?:0|[1-9][0-9]*)(?:\.[0-9]*)?(?:[eE][-+]?[0-9]+)?"; |
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+ |
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+public string Id |
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+{ |
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+get { return LanguageId.Json; } |
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+} |
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+ |
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+public string Name |
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+{ |
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+get { return "JSON"; } |
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+} |
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+ |
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+public string CssClassName |
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+{ |
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+get { return "json"; } |
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+} |
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+ |
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+public string FirstLinePattern |
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+{ |
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+get { return null; } |
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+} |
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+ |
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+public IList<LanguageRule> Rules |
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+{ |
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+get |
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+{ |
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+return new List<LanguageRule> |
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+{ |
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+new LanguageRule( |
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+$@"[,\{{]\s*({Regex_String})\s*:", |
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+new Dictionary<int, string> |
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+{ |
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+{1, ScopeName.JsonKey} |
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+}), |
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+new LanguageRule( |
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+Regex_String, |
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+new Dictionary<int, string> |
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+{ |
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+{0, ScopeName.JsonString} |
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+}), |
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+new LanguageRule( |
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+Regex_Number, |
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+new Dictionary<int, string> |
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+{ |
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+{0, ScopeName.JsonNumber} |
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+}), |
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+new LanguageRule( |
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+@"\b(true|false |
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+new Dictionary<int, string> |
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+{ |
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+{1, ScopeName.JsonConst} |
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+}), |
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+}; |
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+} |
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+} |
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+ |
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+public bool HasAlias(string lang) |
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+{ |
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+return false; |
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+} |
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+} |
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+} |