Match an RDD.
Match an RDD. Just the symbol matcher alone misses some cases so we also look at type signatures etc.
Strings, ints, doubles, etc.
Strings, ints, doubles, etc. can all be literals or regular symbols
Add an import if the import it self is not present & there is no corresponding import for this.
Add an import if the import it self is not present & there is no corresponding import for this. Note this may make mistakes with rename imports & local imports.
(Since version ) see corresponding Javadoc for more information.