recognize scheme with lower and upper case

utils/markdown/renderer.jsx

@@ -144,24 +144,19 @@ export default class Renderer extends marked.Renderer {
  let outHref = href;
 
  if (!href.startsWith('/')) {
- console.log("href before scheme: ", href);
  const scheme = getScheme(href);
- console.log("scheme: ", scheme);
  if (!scheme) {
- console.log("scheme: false");
- outHref = `https://${outHref}`;
+ outHref = `https://${outHref}`;
  } else if (isUrl && this.formattingOptions.autolinkedUrlSchemes) {
- const isValidUrl = this.formattingOptions.autolinkedUrlSchemes.indexOf(scheme) !== -1;
+ const isValidUrl = this.formattingOptions.autolinkedUrlSchemes.indexOf(scheme.toLowerCase()) !== -1;
 
  if (!isValidUrl) {
- console.log("isValidUrl: false");
- return text;
+ return text;
  }
  }
  }
 
  if (!isUrlSafe(unescapeHtmlEntities(href))) {
- console.log("isUrlSafe: false");
  return text;
  }
 

utils/url.jsx

@@ -76,7 +76,7 @@ export function useSafeUrl(url, defaultUrl = '') {
 }
 
 export function getScheme(url) {
- const match = (/([A-Za-z0-9+.-]+):/i).exec(url);
+ const match = (/([a-z0-9+.-]+):/i).exec(url);
 
  return match && match[1];
 }