Function get_variant_reference 

pub fn get_variant_reference(
    variant: &HgvsVariant,
) -> Result<String, &'static str>

Get the reference accession from a variant

Returns the accession string for variants that have one, or an error message for variants that don’t support accessions.

Examples

use ferro_hgvs::python_helpers::get_variant_reference;
use ferro_hgvs::parse_hgvs;

let variant = parse_hgvs("NC_000001.11:g.12345A>G").unwrap();
assert_eq!(get_variant_reference(&variant).unwrap(), "NC_000001.11");