chore: copied in source of handlebars-directory to avoid a runtime fa…

…ilure on node 4

package.json

@@ -22,13 +22,13 @@
   "license": "ISC",
   "dependencies": {
     "handlebars": "^4.0.8",
-    "handlebars-directory": "^1.0.0",
     "marked": "^0.3.6",
     "minimist": "^1.2.0",
     "moment": "^2.18.1",
     "snyk": "^1.99.0",
     "source-map-support": "^0.5.7",
-    "viz.js": "^2.0.0"
+    "viz.js": "^2.0.0",
+    "web-template-file-tree": "^1.1.1"
   },
   "bin": {
     "snyk-to-html": "dist/index.js"

src/lib/handlebars-directory.ts

@@ -0,0 +1,78 @@
+
+// originally forked from https://github.com/reykjavikingur/node-handlebars-directory
+// under the terms of the ISC licence:
+
+// Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby
+// granted, provided that the above copyright notice and this permission notice appear in all copies.
+
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING
+// ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL,
+// DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+// WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE
+// USE OR PERFORMANCE OF THIS SOFTWARE.
+
+import assert = require('assert');
+import Handlebars = require('handlebars');
+import FileTree = require('web-template-file-tree');
+
+export function HandlebarsDirectory(path, extension, options?) {
+  assert(Boolean(path), 'missing required argument for directory path');
+  assert(Boolean(extension), 'missing required argument for file extension');
+  if (!options) {
+    options = {};
+  }
+  const handlebars = options.handlebars || Handlebars;
+  const loadDirectory = HandlebarsDirectoryLoader(path, extension, handlebars);
+
+  return (filePath, data) => {
+    return loadDirectory()
+      .then((hbs) => {
+        return hbs.compile('{{>' + filePath + '}}')(data);
+      });
+  };
+}
+
+function HandlebarsDirectoryLoader(path, extension, handlebars) {
+  assert(Boolean(handlebars), 'missing required argument for handlebars');
+  const loaded = false;
+  const loadFileTree = FileTreeLoader(path, extension);
+  return () => {
+    if (loaded) {
+      return Promise.resolve(handlebars);
+    } else {
+      return loadFileTree()
+        .then((fileTree) => {
+          registerFileTree(handlebars, fileTree);
+          return handlebars;
+        });
+    }
+  };
+}
+
+function FileTreeLoader(path, extension) {
+  const fileTree = new FileTree(path, {extension});
+  const fileTreeLoaded = false;
+  return () => {
+    return new Promise((resolve, reject) => {
+      if (fileTreeLoaded) {
+        resolve(fileTree);
+      } else {
+        fileTree.load((err) => {
+          if (err) {
+            reject(err);
+          } else {
+            resolve(fileTree);
+          }
+        });
+      }
+    });
+  };
+}
+
+function registerFileTree(handlebars, fileTree) {
+  for (const path in fileTree.cache) {
+    if (path) {
+      handlebars.registerPartial(path, fileTree.cache[path]);
+    }
+  }
+}

src/lib/hbars.ts

@@ -1,5 +1,6 @@
 import Handlebars = require('handlebars');
-import HandlebarsDirectory = require('handlebars-directory');
+import {HandlebarsDirectory} from './handlebars-directory';
+
 import marked = require('marked');
 import moment = require('moment');
 import path = require('path');