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Natours/starter/node_modules/normalize-package-data/lib/extract_description.js

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+module.exports = extractDescription
+
+// Extracts description from contents of a readme file in markdown format
+function extractDescription (d) {
+  if (!d) {
+    return
+  }
+  if (d === 'ERROR: No README data found!') {
+    return
+  }
+  // the first block of text before the first heading
+  // that isn't the first line heading
+  d = d.trim().split('\n')
+  for (var s = 0; d[s] && d[s].trim().match(/^(#|$)/); s++) {
+    ;
+  }
+  var l = d.length
+  for (var e = s + 1; e < l && d[e].trim(); e++) {
+    ;
+  }
+  return d.slice(s, e).join(' ').trim()
+}