Huh. I have been doing this for like 15 years and never have a problem. Text editors like Sublime Text suggest names based on the content of the file. SQL Developer, SQLWorkbench, and DataGrip all seem to handle it just fine.
It is psychic in the sense that it makes educated guesses based on previous entries and the current database and schema. This is the same kind of educated guess it would make with a table name.