bbradson
93 lines
3.3 KiB
C#
93 lines
3.3 KiB
C#
// Copyright (c) 2023 bradson
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at https://mozilla.org/MPL/2.0/.
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using System.Diagnostics.CodeAnalysis;
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using Mono.Cecil;
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using Mono.Collections.Generic;
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namespace FisheryLib.Cecil;
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[PublicAPI]
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public static class ReflectionExtensions
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{
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public static Type[] GetTypes(this ParameterInfo[] parameterInfos)
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=> Array.ConvertAll(parameterInfos, static p => p.ParameterType);
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public static ParameterInfo? TryGetNamed(this ParameterInfo[] parameterInfos, string name)
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=> TryGetNamed(parameterInfos, name, static p => p.Name);
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public static T? TryGetNamed<T>(this T[] memberInfos, string name) where T : MemberInfo
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=> TryGetNamed(memberInfos, name, static m => m.Name);
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public static ParameterDefinition? TryGetNamed(this Collection<ParameterDefinition> parameterDefinitions,
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string name)
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=> TryGetNamed(parameterDefinitions, name, static p => p.Name);
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public static T? TryGetNamed<T>(this Collection<T> memberReferences, string name) where T : MemberReference
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=> TryGetNamed(memberReferences, name, static m => m.Name);
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public static ParameterInfo GetNamed(this ParameterInfo[] parameterInfos, string name)
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=> TryGetNamed(parameterInfos, name, static p => p.Name)
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?? ThrowForMissingParameter<ParameterInfo>(name);
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public static T GetNamed<T>(this T[] memberInfos, string name) where T : MemberInfo
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=> TryGetNamed(memberInfos, name, static m => m.Name)
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?? ThrowForMissingMember<T>(name);
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public static ParameterDefinition GetNamed(this Collection<ParameterDefinition> parameterDefinitions,
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string name)
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=> TryGetNamed(parameterDefinitions, name, static p => p.Name)
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?? ThrowForMissingParameter<ParameterDefinition>(name);
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public static T GetNamed<T>(this Collection<T> memberReferences, string name) where T : MemberReference
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=> TryGetNamed(memberReferences, name, static m => m.Name)
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?? ThrowForMissingMember<T>(name);
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[DoesNotReturn]
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private static T ThrowForMissingMember<T>(string name)
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=> ThrowHelper.ThrowInvalidOperationException<T>($"Sequence contains no member with name: {name}");
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[DoesNotReturn]
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private static T ThrowForMissingParameter<T>(string name)
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=> ThrowHelper.ThrowInvalidOperationException<T>(
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$"Sequence contains no parameter with name: {name}");
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private static T? TryGetNamed<T>(this IList<T> memberInfos, string name, Func<T, string> nameGetter)
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where T : class
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{
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Guard.IsNotNull(memberInfos);
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for (var i = 0; i < memberInfos.Count; i++)
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{
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if (nameGetter(memberInfos[i]) == name)
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return memberInfos[i];
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}
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return null;
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}
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public static TypeReference[] GetTypeReferences(this Type[] types, ModuleDefinition module)
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{
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Guard.IsNotNull(types);
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var result = new TypeReference[types.Length];
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for (var i = types.Length; i-- > 0;)
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result[i] = module.ImportReference(types[i]);
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return result;
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}
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public static bool IsGeneric(this TypeReference type)
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{
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Guard.IsNotNull(type);
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return type.ContainsGenericParameter || type.HasGenericParameters || type.IsGenericInstance;
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}
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public static bool IsGeneric(this Type type)
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{
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Guard.IsNotNull(type);
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return type.ContainsGenericParameters || type.IsGenericType || type.IsConstructedGenericType;
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}
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} |