Revert "Move try further into assignment parser"
Revert "Move try further into assignment parser"

This reverts commit 9feb19fc3e5a92090bd6cd12da8289168925f894.

Broke parsing of swap statement.

tyoko-dev/jana,mbudde/jana,mbudde/jana,tyoko-dev/jana,tyoko-dev/jana,mbudde/jana,mbudde/jana,tyoko-dev/jana