internal static ICodeWriter DoAppendSignature(
this ICodeWriter @this,
AccessProtectionOption protection,
string frontModifier,
MethodInfo method)
{
if (method == null)
{
throw new ArgumentNullException(nameof(method));
}
string name = method.Name;
if (method.ContainsGenericParameters)
{
name += '<';
name += String.Join(",", method.GetGenericArguments().Select(a => a.Name));
name += '>';
}
if (protection != AccessProtectionOption.None)
{
@this.AppendAccessProtection(method, protection);
}
@this.Append(frontModifier)
.AppendCSharpName(method.ReturnType, true, true, useValueTupleParentheses: true)
.Space()
.Append(name)
.AppendParameters(method.GetParameters());
return(@this);
}
internal static ICodeWriter AppendAccessProtection(this ICodeWriter w, MethodInfo method, AccessProtectionOption p)
{
Debug.Assert(p != AccessProtectionOption.None);
if (p == AccessProtectionOption.ThrowOnPureInternal &&
(method.IsAssembly || method.IsFamilyAndAssembly))
{
throw new ArgumentException($"Method {method} must not be internal.", nameof(method));
}
if (method.IsPublic)
{
w.Append("public ");
}
else if (method.IsFamily)
{
w.Append("protected ");
}
else if (method.IsAssembly)
{
if (p == AccessProtectionOption.All)
{
w.Append("internal ");
}
}
else if (method.IsFamilyAndAssembly)
{
if (p == AccessProtectionOption.All)
{
w.Append("private protected ");
}
else
{
w.Append("protected ");
}
}
else if (method.IsFamilyOrAssembly)
{
if (p == AccessProtectionOption.All)
{
w.Append("internal protected ");
}
else
{
w.Append("protected ");
}
}
return(w);
}
