NewTransformer returns a new Transformer.

TransformerWithFileHeader returns a TransformerOption that will update the file header to match the given file header.

TransformerWithFix returns a TransformerOption that will update the file options to match the package per the guidelines of the style guide.

TransformerWithJavaPackagePrefix returns a TransformerOption that will override the Java package prefix.

TransformerWithLogger returns a TransformerOption that uses the given logger.

FixNone says to not do fixing.

FixV1 says to do V1 fixing.

FixV2 says to do V2 fixing.

Transformer transforms an input file into an output file.

TransformerOption is an option for a new Transformer.