feat: update to js-yaml v4, reduce bundle size by ~70%

examples/sections.js

@@ -9,7 +9,7 @@ const str = fs.readFileSync(path.join(__dirname, 'fixtures', 'sections.md'));
 const file = matter(str, {
   section: function(section, file) {
     if (typeof section.data === 'string' && section.data.trim() !== '') {
-      section.data = yaml.safeLoad(section.data);
+      section.data = yaml.load(section.data);
     }
     section.content = section.content.trim() + '\n';
   }

lib/engines.js

@@ -13,8 +13,8 @@ const engines = exports = module.exports;
  */
 
 engines.yaml = {
-  parse: yaml.safeLoad.bind(yaml),
-  stringify: yaml.safeDump.bind(yaml)
+  parse: yaml.load.bind(yaml),
+  stringify: yaml.dump.bind(yaml)
 };
 
 /**

package.json

@@ -1,7 +1,7 @@
 {
   "name": "gray-matter",
   "description": "Parse front-matter from a string or file. Fast, reliable and easy to use. Parses YAML front matter by default, but also has support for YAML, JSON, TOML or Coffee Front-Matter, with options to set custom delimiters. Used by metalsmith, assemble, verb and many other projects.",
-  "version": "4.0.3",
+  "version": "4.0.4",
   "homepage": "https://github.com/jonschlinkert/gray-matter",
   "author": "Jon Schlinkert (https://github.com/jonschlinkert)",
   "contributors": [
@@ -34,7 +34,7 @@
     "test": "mocha"
   },
   "dependencies": {
-    "js-yaml": "^3.13.1",
+    "js-yaml": "^4.1.0",
     "kind-of": "^6.0.2",
     "section-matter": "^1.0.0",
     "strip-bom-string": "^1.0.0"

test/parse-custom.js

@@ -16,7 +16,7 @@ describe('custom parser:', function() {
     var actual = matter.read('./test/fixtures/lang-yaml.md', {
       parser: function customParser(str, opts) {
         try {
-          return YAML.safeLoad(str, opts);
+          return YAML.load(str, opts);
         } catch (err) {
           throw new SyntaxError(err);
         }