/// <summary>
/// Evaluates this LoadedLuaScript against the given database, extracting parameters for the passed in object if any.
///
/// This method sends the SHA1 hash of the ExecutableScript instead of the script itself. If the script has not
/// been loaded into the passed Redis instance it will fail.
/// </summary>
public Task <RedisResult> EvaluateAsync(IDatabaseAsync db, object ps = null, RedisKey?withKeyPrefix = null, CommandFlags flags = CommandFlags.None)
{
RedisKey[] keys;
RedisValue[] args;
Original.ExtractParameters(ps, withKeyPrefix, out keys, out args);
return(db.ScriptEvaluateAsync(Hash, keys, args, flags));
}
/// <summary>
/// Evaluates this LuaScript against the given database, extracting parameters from the passed in object if any.
/// </summary>
public RedisResult Evaluate(IDatabase db, object ps = null, RedisKey?withKeyPrefix = null, CommandFlags flags = CommandFlags.None)
{
RedisKey[] keys;
RedisValue[] args;
ExtractParameters(ps, withKeyPrefix, out keys, out args);
return(db.ScriptEvaluate(ExecutableScript, keys, args, flags));
}
internal void ExtractParameters(object ps, RedisKey?keyPrefix, out RedisKey[] keys, out RedisValue[] args)
{
if (HasArguments)
{
if (ps == null)
{
throw new ArgumentNullException(nameof(ps), "Script requires parameters");
}
var psType = ps.GetType();
var mapper = (Func <object, RedisKey?, ScriptParameterMapper.ScriptParameters>)ParameterMappers[psType];
if (ps != null && mapper == null)
{
lock (ParameterMappers)
{
mapper = (Func <object, RedisKey?, ScriptParameterMapper.ScriptParameters>)ParameterMappers[psType];
if (mapper == null)
{
string missingMember;
string badMemberType;
if (!ScriptParameterMapper.IsValidParameterHash(psType, this, out missingMember, out badMemberType))
{
if (missingMember != null)
{
throw new ArgumentException("ps", "Expected [" + missingMember + "] to be a field or gettable property on [" + psType.FullName + "]");
}
throw new ArgumentException("ps", "Expected [" + badMemberType + "] on [" + psType.FullName + "] to be convertable to a RedisValue");
}
ParameterMappers[psType] = mapper = ScriptParameterMapper.GetParameterExtractor(psType, this);
}
}
}
var mapped = mapper(ps, keyPrefix);
keys = mapped.Keys;
args = mapped.Arguments;
}
else
{
keys = null;
args = null;
}
}
/// <summary>
/// <para>Evaluates this LoadedLuaScript against the given database, extracting parameters for the passed in object if any.</para>
/// <para>
/// This method sends the SHA1 hash of the ExecutableScript instead of the script itself.
/// If the script has not been loaded into the passed Redis instance, it will fail.
/// </para>
/// </summary>
/// <param name="db">The redis database to evaluate against.</param>
/// <param name="ps">The parameter object to use.</param>
/// <param name="withKeyPrefix">The key prefix to use, if any.</param>
/// <param name="flags">The command flags to use.</param>
public RedisResult Evaluate(IDatabase db, object ps = null, RedisKey?withKeyPrefix = null, CommandFlags flags = CommandFlags.None)
{
Original.ExtractParameters(ps, withKeyPrefix, out RedisKey[] keys, out RedisValue[] args);