Definition mismatch for method substituteHyperlinks - Throws runtime error

[satyajitnayk]

In src/index.js
substituteHyperlinks(rels, substitutions) {
...
const relationships = rels.root._children;
...
}

In lib/index.ts
protected substituteHyperlinks(sheetFilename : any, substitutions : any) : void;

Definition in v1.0.0

Workbook.prototype.substituteHyperlinks = function(sheetFilename, substitutions) {
      let self = this;
      const sheetDirectory = path.dirname(sheetFilename),
        sheetName      = path.basename(sheetFilename),
        relsFilename   = sheetDirectory + "/" + '_rels' + "/" + sheetName + '.rels',
        relsFile       = self.archive.file(relsFilename);

      etree.parse(self.archive.file(self.sharedStringsPath).asText()).getroot();

      if(relsFile === null) {
        return;
      }

      const rels = etree.parse(relsFile.asText()).getroot();

      const relationships = rels._children;

      const newRelationships = [];

      relationships.forEach(function(relationship){
        newRelationships.push(relationship);

        if(relationship.attrib.Type === HYPERLINK_RELATIONSHIP) {

          let target = relationship.attrib.Target;

          //Double-decode due to excel double encoding url placeholders
          target = decodeURI(decodeURI(target));
          self.extractPlaceholders(target).forEach(function (placeholder) {
              const substitution = substitutions[placeholder.name];

              if (substitution === undefined) {
                return;
              }
              target = target.replace(placeholder.placeholder, self.stringify(substitution));

              relationship.attrib.Target = encodeURI(target);
            }
          );
        }
      });

      self.replaceChildren(rels, newRelationships);

      self.archive.file(relsFilename, etree.tostring(rels));
    };

Definition in v1.4.4

substituteHyperlinks(rels, substitutions) {
        let self = this;
        etree.parse(self.archive.file(self.sharedStringsPath).asText()).getroot();
        if (rels === null) {
            return;
        }
        const relationships = rels.root._children;
        relationships.forEach(function (relationship) {
            if (relationship.attrib.Type === HYPERLINK_RELATIONSHIP) {

                let target = relationship.attrib.Target;

                //Double-decode due to excel double encoding url placeholders
                target = decodeURI(decodeURI(target));
                self.extractPlaceholders(target).forEach(function (placeholder) {
                    const substitution = substitutions[placeholder.name];

                    if (substitution === undefined) {
                        return;
                    }
                    target = target.replace(placeholder.placeholder, self.stringify(substitution));

                    relationship.attrib.Target = encodeURI(target);
                }
                );
            }
        });
    }

Trying to migrate from v1.0.0 to v1.4.4