GskParseLocation

struct GskParseLocation {
  gsize bytes;
  gsize chars;
  gsize lines;
  gsize line_bytes;
  gsize line_chars;
}

A location in a parse buffer.

`bytes`	The offset of the location in the parse buffer, as bytes.
`chars`	The offset of the location in the parse buffer, as characters.
`lines`	The line of the location in the parse buffer.
`line_bytes`	The position in the line, as bytes.
`line_chars`	The position in the line, as characters.