diff --git a/index.js b/index.js
index 4b3f4608..f38df479 100644
--- a/index.js
+++ b/index.js
@@ -1,70 +1,3 @@
 "use strict";
 
-const version = require("./package.json").version;
-
-const core = require("./src/main/core");
-const getSupportInfo = require("./src/main/support").getSupportInfo;
-const getFileInfo = require("./src/common/get-file-info");
-const sharedUtil = require("./src/common/util-shared");
-const loadPlugins = require("./src/common/load-plugins");
-
-const config = require("./src/config/resolve-config");
-
-const doc = require("./src/doc");
-
-// Luckily `opts` is always the 2nd argument
-function _withPlugins(fn) {
-  return function() {
-    const args = Array.from(arguments);
-    const opts = args[1] || {};
-    args[1] = Object.assign({}, opts, {
-      plugins: loadPlugins(opts.plugins, opts.pluginSearchDirs)
-    });
-    return fn.apply(null, args);
-  };
-}
-
-function withPlugins(fn) {
-  const resultingFn = _withPlugins(fn);
-  if (fn.sync) {
-    resultingFn.sync = _withPlugins(fn.sync);
-  }
-  return resultingFn;
-}
-
-const formatWithCursor = withPlugins(core.formatWithCursor);
-
-module.exports = {
-  formatWithCursor,
-
-  format(text, opts) {
-    return formatWithCursor(text, opts).formatted;
-  },
-
-  check: function(text, opts) {
-    const formatted = formatWithCursor(text, opts).formatted;
-    return formatted === text;
-  },
-
-  doc,
-
-  resolveConfig: config.resolveConfig,
-  resolveConfigFile: config.resolveConfigFile,
-  clearConfigCache: config.clearCache,
-
-  getFileInfo: withPlugins(getFileInfo),
-  getSupportInfo: withPlugins(getSupportInfo),
-
-  version,
-
-  util: sharedUtil,
-
-  /* istanbul ignore next */
-  __debug: {
-    parse: withPlugins(core.parse),
-    formatAST: withPlugins(core.formatAST),
-    formatDoc: withPlugins(core.formatDoc),
-    printToDoc: withPlugins(core.printToDoc),
-    printDocToString: withPlugins(core.printDocToString)
-  }
-};
+module.exports = require("./src/index");
diff --git a/src/index.js b/src/index.js
new file mode 100644
index 00000000..ef908ea7
--- /dev/null
+++ b/src/index.js
@@ -0,0 +1,70 @@
+"use strict";
+
+const version = require("../package.json").version;
+
+const core = require("./main/core");
+const getSupportInfo = require("./main/support").getSupportInfo;
+const getFileInfo = require("./common/get-file-info");
+const sharedUtil = require("./common/util-shared");
+const loadPlugins = require("./common/load-plugins");
+
+const config = require("./config/resolve-config");
+
+const doc = require("./doc");
+
+// Luckily `opts` is always the 2nd argument
+function _withPlugins(fn) {
+  return function() {
+    const args = Array.from(arguments);
+    const opts = args[1] || {};
+    args[1] = Object.assign({}, opts, {
+      plugins: loadPlugins(opts.plugins, opts.pluginSearchDirs)
+    });
+    return fn.apply(null, args);
+  };
+}
+
+function withPlugins(fn) {
+  const resultingFn = _withPlugins(fn);
+  if (fn.sync) {
+    resultingFn.sync = _withPlugins(fn.sync);
+  }
+  return resultingFn;
+}
+
+const formatWithCursor = withPlugins(core.formatWithCursor);
+
+module.exports = {
+  formatWithCursor,
+
+  format(text, opts) {
+    return formatWithCursor(text, opts).formatted;
+  },
+
+  check: function(text, opts) {
+    const formatted = formatWithCursor(text, opts).formatted;
+    return formatted === text;
+  },
+
+  doc,
+
+  resolveConfig: config.resolveConfig,
+  resolveConfigFile: config.resolveConfigFile,
+  clearConfigCache: config.clearCache,
+
+  getFileInfo: withPlugins(getFileInfo),
+  getSupportInfo: withPlugins(getSupportInfo),
+
+  version,
+
+  util: sharedUtil,
+
+  /* istanbul ignore next */
+  __debug: {
+    parse: withPlugins(core.parse),
+    formatAST: withPlugins(core.formatAST),
+    formatDoc: withPlugins(core.formatDoc),
+    printToDoc: withPlugins(core.printToDoc),
+    printDocToString: withPlugins(core.printDocToString)
+  }
+};
diff --git a/src/standalone.js b/src/standalone.js
new file mode 100644
index 00000000..454fc61e
--- /dev/null
+++ b/src/standalone.js
@@ -0,0 +1,71 @@
+"use strict";
+
+const version = require("../package.json").version;
+
+const core = require("./main/core");
+const getSupportInfo = require("./main/support").getSupportInfo;
+const sharedUtil = require("./common/util-shared");
+
+const doc = require("./doc");
+
+const internalPlugins = [
+  require("./language-js"),
+  require("./language-css"),
+  require("./language-graphql"),
+  require("./language-handlebars"),
+  require("./language-markdown"),
+  require("./language-vue"),
+  require("./language-yaml")
+];
+
+const isArray =
+  Array.isArray ||
+  function(arr) {
+    return Object.prototype.toString.call(arr) === "[object Array]";
+  };
+
+// Luckily `opts` is always the 2nd argument
+function withPlugins(fn) {
+  return function() {
+    const args = Array.from(arguments);
+    let plugins = (args[1] && args[1].plugins) || [];
+    if (!isArray(plugins)) {
+      plugins = Object.values(plugins);
+    }
+    args[1] = Object.assign({}, args[1], {
+      plugins: internalPlugins.concat(plugins)
+    });
+    return fn.apply(null, args);
+  };
+}
+
+const formatWithCursor = withPlugins(core.formatWithCursor);
+
+module.exports = {
+  formatWithCursor: formatWithCursor,
+
+  format(text, opts) {
+    return formatWithCursor(text, opts).formatted;
+  },
+
+  check(text, opts) {
+    const formatted = formatWithCursor(text, opts).formatted;
+    return formatted === text;
+  },
+
+  doc,
+
+  getSupportInfo: withPlugins(getSupportInfo),
+
+  version,
+
+  util: sharedUtil,
+
+  __debug: {
+    parse: withPlugins(core.parse),
+    formatAST: withPlugins(core.formatAST),
+    formatDoc: withPlugins(core.formatDoc),
+    printToDoc: withPlugins(core.printToDoc),
+    printDocToString: withPlugins(core.printDocToString)
+  }
+};
diff --git a/standalone.js b/standalone.js
index a35b85ab..6b3dd4c6 100644
--- a/standalone.js
+++ b/standalone.js
@@ -1,71 +1,3 @@
 "use strict";
 
-const version = require("./package.json").version;
-
-const core = require("./src/main/core");
-const getSupportInfo = require("./src/main/support").getSupportInfo;
-const sharedUtil = require("./src/common/util-shared");
-
-const doc = require("./src/doc");
-
-const internalPlugins = [
-  require("./src/language-js"),
-  require("./src/language-css"),
-  require("./src/language-graphql"),
-  require("./src/language-handlebars"),
-  require("./src/language-markdown"),
-  require("./src/language-vue"),
-  require("./src/language-yaml")
-];
-
-const isArray =
-  Array.isArray ||
-  function(arr) {
-    return Object.prototype.toString.call(arr) === "[object Array]";
-  };
-
-// Luckily `opts` is always the 2nd argument
-function withPlugins(fn) {
-  return function() {
-    const args = Array.from(arguments);
-    let plugins = (args[1] && args[1].plugins) || [];
-    if (!isArray(plugins)) {
-      plugins = Object.values(plugins);
-    }
-    args[1] = Object.assign({}, args[1], {
-      plugins: internalPlugins.concat(plugins)
-    });
-    return fn.apply(null, args);
-  };
-}
-
-const formatWithCursor = withPlugins(core.formatWithCursor);
-
-module.exports = {
-  formatWithCursor: formatWithCursor,
-
-  format(text, opts) {
-    return formatWithCursor(text, opts).formatted;
-  },
-
-  check(text, opts) {
-    const formatted = formatWithCursor(text, opts).formatted;
-    return formatted === text;
-  },
-
-  doc,
-
-  getSupportInfo: withPlugins(getSupportInfo),
-
-  version,
-
-  util: sharedUtil,
-
-  __debug: {
-    parse: withPlugins(core.parse),
-    formatAST: withPlugins(core.formatAST),
-    formatDoc: withPlugins(core.formatDoc),
-    printToDoc: withPlugins(core.printToDoc),
-    printDocToString: withPlugins(core.printDocToString)
-  }
-};
+module.exports = require("./src/standalone");