Location specifies line:column position within a text file - both numers are 1-indexed - zero values are used when line or column is unknown note: that the column number here may differ from what your text editor is showing, due to the following simplifications: - we can't expand tabs `\t` because we don't have a clue what's the tab size is - we can't account for zero-width and wide (double-column) characters because unicode character width lookup is outside of the scope of this library.

Scanner is a generic helper for scraping source code for translation strings.