allow ignoring of file / folder names

Author: Guy Thomas

README.md

@@ -119,6 +119,15 @@ This is than passed to the (awesome) [define api](https://codesandbox.io/docs/im
           // Customise the embedding iframe given the generated url
           // default:
           getIframe: url => `<iframe src="${url}" class="embedded-codesandbox" sandbox="allow-modals allow-forms allow-popups allow-scripts allow-same-origin"></iframe>`
+          
+          
+          // Customise the ignored file / folder names
+          // default:
+          ignoredFiles: [
+            'node_modules',
+            'yarn.lock',
+            'package-lock.json'
+          ]
         }
       }
     ]

package.json

@@ -1,12 +1,12 @@
 {
-  "name": "gatsby-remark-embedded-codesandbox",
-  "version": "1.2.0",
-  "description": "Gatsby Remark plugin for embedding Codesandbox given a folder of files",
+  "name": "@guy/gatsby-remark-embedded-codesandbox",
+  "version": "1.0.0",
+  "description": "Gatsby Remark plugin for embedding Codesandbox given a recursive folder of files",
   "main": "index.js",
-  "repository": "https://github.com/elboman/gatsby-remark-embedded-codesandbox",
+  "repository": "https://github.com/guyathomas/gatsby-remark-embedded-codesandbox",
   "author": "Marco Botto <[email protected]>",
   "bugs": {
-    "url": "https://github.com/elboman/gatsby-remark-embedded-codesandbox/issues"
+    "url": "https://github.com/guyathomas/gatsby-remark-embedded-codesandbox/issues"
   },
   "keywords": [
     "gatsby",

src/index.js

@@ -13,6 +13,12 @@ const DEFAULT_EMBED_OPTIONS = {
 const DEFAULT_GET_IFRAME = url =>
   `<iframe src="${url}" class="embedded-codesandbox" sandbox="allow-modals allow-forms allow-popups allow-scripts allow-same-origin"></iframe>`;
 
+const DEFAULT_IGNORED_FILES = [
+  'node_modules',
+  'package-lock.json',
+  'yarn.lock'
+]
+
 // Matches compression used in Babel and CodeSandbox REPLs
 // https://github.com/babel/website/blob/master/js/repl/UriUtils.js
 const compress = string =>
@@ -21,14 +27,7 @@ const compress = string =>
     .replace(/\//g, `_`) // Convert '/' to '_'
     .replace(/=+$/, ``); // Remove ending '='
 
-const getAllFiles = dirPath =>
-  fs.readdirSync(dirPath).reduce((acc, file) => {
-    if (file === 'node_modules') return acc;
-    const relativePath = dirPath + '/' + file;
-    const isDirectory = fs.statSync(relativePath).isDirectory();
-    const additions = isDirectory ? getAllFiles(relativePath) : [relativePath];
-    return [...acc, ...additions];
-  }, []);
+
 
 module.exports = (
   { markdownAST },
@@ -37,6 +36,7 @@ module.exports = (
     protocol = DEFAULT_PROTOCOL,
     embedOptions = DEFAULT_EMBED_OPTIONS,
     getIframe = DEFAULT_GET_IFRAME,
+    ignoredFiles = DEFAULT_IGNORED_FILES,
   }
 ) => {
   if (!rootDirectory) {
@@ -47,12 +47,23 @@ module.exports = (
     rootDirectory += '/';
   }
 
+  const ignoredFilesSet = new Set(ignoredFiles)
+
   const getDirectoryPath = url => {
     let directoryPath = url.replace(protocol, '');
     const fullPath = path.join(rootDirectory, directoryPath);
     return normalizePath(fullPath);
   };
 
+  const getAllFiles = (dirPath) =>
+    fs.readdirSync(dirPath).reduce((acc, file) => {
+      if (ignoredFilesSet.has(file)) return acc;
+      const relativePath = dirPath + '/' + file;
+      const isDirectory = fs.statSync(relativePath).isDirectory();
+      const additions = isDirectory ? getAllFiles(relativePath) : [relativePath];
+      return [...acc, ...additions];
+  }, []);
+
   const getFilesList = directory => {
     let packageJsonFound = false;
     const folderFiles = getAllFiles(directory);