/// <summary>Unregisters all kind of alias (Extension Methods, Names, Static Members, Types and Values).</summary>
/// <returns>An Fluent EvalContext.</returns>
public EvalContext UnregisterAll()
{
AliasExtensionMethods.Clear();
AliasGlobalConstants.Clear();
AliasGlobalVariables.Clear();
AliasMembers.Clear();
AliasNames.Clear();
AliasStaticMembers.Clear();
AliasTypes.Clear();
return(this);
}
/// <summary>Registers specified static members.</summary>
/// <param name="members">A variable-length parameters list containing members to register.</param>
/// <returns>An Fluent EvalContext.</returns>
public EvalContext RegisterMember(params MemberInfo[] members)
{
foreach (var member in members)
{
AliasMembers.AddOrUpdate(member.Name, s =>
{
var dict = new ConcurrentDictionary <MemberInfo, byte>();
dict.TryAdd(member, 1);
return(dict);
}, (s, list) =>
{
list.TryAdd(member, 1);
return(list);
});
}
return(this);
}
/// <summary>Unregisters member from specified types.</summary>
/// <param name="members">A variable-length parameters list containing members.</param>
/// <returns>An Fluent EvalContext.</returns>
public EvalContext UnregisterMember(params MemberInfo[] members)
{
foreach (var member in members)
{
if (member.DeclaringType != null)
{
if (AliasTypes.ContainsKey(member.DeclaringType.FullName))
{
UnregisterType(member.DeclaringType);
RegisterMember(member.DeclaringType);
}
}
ConcurrentDictionary <MemberInfo, byte> values;
if (AliasMembers.TryGetValue(member.Name, out values))
{
byte outByte;
values.TryRemove(member, out outByte);
}
}
return(this);
}
/// <summary>Makes a shallow copy of current EvalContext.</summary>
/// <returns>A shallow copy of the current EvalContext.</returns>
public EvalContext Clone()
{
return(new EvalContext
{
AliasExtensionMethods = new ConcurrentDictionary <string, ConcurrentDictionary <MethodInfo, byte> >(AliasExtensionMethods.Select(pair => new KeyValuePair <string, ConcurrentDictionary <MethodInfo, byte> >(pair.Key, new ConcurrentDictionary <MethodInfo, byte>(pair.Value)))),
AliasGlobalConstants = new ConcurrentDictionary <string, ConstantExpression>(AliasGlobalConstants),
AliasGlobalVariables = new ConcurrentDictionary <string, object>(AliasGlobalVariables),
AliasMembers = new ConcurrentDictionary <string, ConcurrentDictionary <MemberInfo, byte> >(AliasMembers.Select(pair => new KeyValuePair <string, ConcurrentDictionary <MemberInfo, byte> >(pair.Key, new ConcurrentDictionary <MemberInfo, byte>(pair.Value)))),
AliasNames = new ConcurrentDictionary <string, string>(AliasNames),
AliasStaticMembers = new ConcurrentDictionary <string, ConcurrentDictionary <MemberInfo, byte> >(AliasStaticMembers.Select(pair => new KeyValuePair <string, ConcurrentDictionary <MemberInfo, byte> >(pair.Key, new ConcurrentDictionary <MemberInfo, byte>(pair.Value)))),
AliasTypes = new ConcurrentDictionary <string, Type>(AliasTypes),
BindingFlags = BindingFlags,
CacheKeyPrefix = CacheKeyPrefix,
SafeMode = SafeMode,
UseCache = UseCache,
UseCaretForExponent = UseCaretForExponent
});
}