apply_role_overrides    Force roles onto a spec by column name or name
                        pattern
compare_correlations    Mean absolute difference between correlation
                        matrices
compare_tables          Compare original and synthetic tables column by
                        column
detect_nonsubject_rows
                        Detect rows that are not subjects (totals, site
                        headers)
infer_spec              Infer a column specification for a source table
make_aux                Align columns of another table as auxiliary
                        predictors
parse_date_chr          Parse raw strings as dates (days since
                        1970-01-01)
parse_number_chr        Parse raw strings as numbers, tolerating
                        decimal commas
passthrough_result      A result that is not synthesised: copied,
                        blanked or dropped
print.synth_result      Print a synth_result
print.synth_source      Print a synth_source
read_source             Read a source table (xlsx or csv) as raw
                        character data
read_spec               Read a spec CSV written by 'write_spec()'
row_disclosure          Share of synthetic rows identical to their own
                        original row
source_sheets           Sheet names of an Excel workbook
synthesize_file         Synthesise a file end to end
synthesize_table        Synthesise one table
write_spec              Write a spec to CSV for review and editing
write_synthetic         Write a synthetic table (or workbook) in the
                        format of its source
