// Copyright (c) .NET Foundation and contributors. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.

using Mono.Cecil;
using Mono.Cecil.Cil;
using Mono.Collections.Generic;

namespace Mono.Linker;

/// <summary>
/// Extension methods to help make working with banned apis easier and more discoverable
/// </summary>
public static class BannedApiExtensions
{
    public static Collection<Instruction> Instructions(this MethodBody body, LinkContext context)
        => context.GetMethodIL(body.Method).Instructions;

    public static Collection<ExceptionHandler> ExceptionHandlers(this MethodBody body, LinkContext context)
        => context.GetMethodIL(body.Method).ExceptionHandlers;

    public static Collection<VariableDefinition> Variables(this MethodBody body, LinkContext context)
        => context.GetMethodIL(body.Method).Variables;

    public static MethodIL GetMethodIL(this MethodDefinition method, LinkContext context)
        => context.GetMethodIL(method);

    public static MethodIL GetMethodIL(this MethodBody body, LinkContext context)
        => context.GetMethodIL(body);

    public static MethodDefinition? Resolve(this MethodReference method, LinkContext context)
        => context.Resolve(method);

    public static MethodDefinition? TryResolve(this MethodReference method, LinkContext context)
        => context.TryResolve(method);

    public static TypeDefinition? Resolve(this TypeReference type, LinkContext context)
        => context.Resolve(type);

    public static TypeDefinition? TryResolve(this TypeReference type, LinkContext context)
        => context.TryResolve(type);

    public static TypeDefinition? Resolve(this ExportedType type, LinkContext context)
        => context.Resolve(type);

    public static TypeDefinition? TryResolve(this ExportedType type, LinkContext context)
        => context.TryResolve(type);

    public static LinkerILProcessor GetLinkerILProcessor(this MethodBody body)
        => new(body);
}