/// <summary>Get a Harmony patch method on the current patcher instance.</summary>
/// <param name="name">The method name.</param>
/// <param name="priority">The patch priority to apply, usually specified using Harmony's <see cref="Priority"/> enum, or <c>null</c> to keep the default value.</param>
protected HarmonyMethod GetHarmonyMethod(string name, int?priority = null)
{
var method = new HarmonyMethod(
AccessTools.Method(this.GetType(), name)
?? throw new InvalidOperationException($"Can't find patcher method {PatchHelper.GetMethodString(this.GetType(), name)}.")
);
if (priority.HasValue)
{
method.priority = priority.Value;
}
return(method);
}
/// <summary>Get a method and assert that it was found.</summary>
/// <typeparam name="TTarget">The type containing the method.</typeparam>
/// <param name="name">The method name.</param>
/// <param name="parameters">The method parameter types, or <c>null</c> if it's not overloaded.</param>
/// <param name="generics">The method generic types, or <c>null</c> if it's not generic.</param>
/// <exception cref="InvalidOperationException">The type has no matching method.</exception>
public static MethodInfo RequireMethod <TTarget>(string name, Type[] parameters = null, Type[] generics = null)
{
return
(AccessTools.Method(typeof(TTarget), name, parameters, generics)
?? throw new InvalidOperationException($"Can't find method {PatchHelper.GetMethodString(typeof(TTarget), name, parameters, generics)} to patch."));
}
/*********
** Public methods
*********/
/// <summary>Get a constructor and assert that it was found.</summary>
/// <typeparam name="TTarget">The type containing the method.</typeparam>
/// <param name="parameters">The method parameter types, or <c>null</c> if it's not overloaded.</param>
/// <exception cref="InvalidOperationException">The type has no matching constructor.</exception>
public static ConstructorInfo RequireConstructor <TTarget>(Type[] parameters = null)
{
return
(AccessTools.Constructor(typeof(TTarget), parameters)
?? throw new InvalidOperationException($"Can't find constructor {PatchHelper.GetMethodString(typeof(TTarget), null, parameters)} to patch."));
}