Initializes the SourceMapDecoder
a PASTA enriched source map
if the input source map is invalid
Returns the enclosing function name for the input coordinate.
If the input coordinate is not enclosed in a function then null is returned.
the source file in which the search should happen
zero-based line number of the coordinate
zero-based column number of the coordinate
if source is not present in the source map
Generated using TypeDoc
Provides a utility to decode a coordinate in a source file into the enclosing function name.