This package is a linter provider for Quartus.
ModelSim's analyzer is used on file changes instead of Quartus' because Quartus' analyzer can take a few minutes to fully build the project.
|Quartus analyze on file save||Not Implemented|
|ModelSim fast analyze on file change||Working|
|ModelSim analyze on file save||Working|
|ModelSim VHDL custom package support||Working||Uses a shared work directory for all files in the same project folder|
Good catch. Let us know what about this package looks wrong to you, and we'll investigate right away.