@carrotsearch/gatsby-transformer-html/src/remove-leading-and-trailing-newlines.js

A Gatsby transformer plugin for authoring content in HTML. Supports ToC generation, responsive images, section anchors and HighlightJS code highlighting.

exports.removeLeadingAndTrailingNewlines = content => {
  if (!content) {
    return "";
  }

  return content.replace(/^(\r?\n)*|(\r?\n)*$/g, "");
};