Maps generated things to the source they were generated from
"mappings": "AAAA;ACAA;AACA;AACA;AACA;AACA;AACA;;ACLA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACPA;AACA;AACA;AACA;AACA;AACA"
Better support for compiled languages via AST with debugging annotations
Beyond Source Maps