public IEnumerable<SqlScript> Filter
(
IOrderedEnumerable<SqlScript> sorted,
IEnumerable<ExecutedSqlScript> executedScripts,
ScriptNameComparer scriptNameComparer,
IHasher hasher
)
{
// check if script has been already executed based on name and hash
return sorted.Where(s => !executedScripts.Any(y => scriptNameComparer.Equals(y.Name, s.Name) && (y.Hash == null || y.Hash == hasher.GetHash(s.Contents))));
}
private static bool ScriptIsNewOrChanged(
SqlScript sqlScript,
ScriptNameComparer comparer,
IEnumerable <ExecutedSqlScript> executedScripts,
IHasher hasher) =>
!executedScripts.Any(
executedScript =>
{
if (comparer.Equals(executedScript.Name, sqlScript.Name))
{
return(executedScript.Hash == null || executedScript.Hash == hasher.GetHash(sqlScript.Contents));
}
return(false);
});