add migration tool buildin addons

lib/codemod/src/transforms/__testfixtures__/move-buildin-addons/default.input.js

@@ -0,0 +1,2 @@
+/* eslint-disable */
+import { storyOf, action, linkTo } from '@storybook/react';

lib/codemod/src/transforms/__testfixtures__/move-buildin-addons/default.output.js

@@ -0,0 +1,4 @@
+/* eslint-disable */
+import { storyOf } from '@storybook/react';
+import { linkTo } from '@storybook/addon-links';
+import { action } from '@storybook/addon-actions';

lib/codemod/src/transforms/__testfixtures__/move-buildin-addons/with-no-change.input.js

@@ -0,0 +1,3 @@
+/* eslint-disable */
+import { storyOf, action } from '@kadira/storybook-addons';
+import { storyOf } from '@storybook/react';

lib/codemod/src/transforms/__testfixtures__/move-buildin-addons/with-no-change.output.js

@@ -0,0 +1,3 @@
+/* eslint-disable */
+import { storyOf, action } from '@kadira/storybook-addons';
+import { storyOf } from '@storybook/react';

lib/codemod/src/transforms/__tests__/move-buildin-addons.js

@@ -0,0 +1,4 @@
+import { defineTest } from 'jscodeshift/dist/testUtils';
+
+defineTest(__dirname, 'move-buildin-addons', null, 'move-buildin-addons/default');
+defineTest(__dirname, 'move-buildin-addons', null, 'move-buildin-addons/with-no-change');

lib/codemod/src/transforms/move-buildin-addons.js

@@ -0,0 +1,29 @@
+export default function transformer(file, api) {
+  const j = api.jscodeshift;
+
+  const createImportDeclaration = (specifiers, source) =>
+    j.importDeclaration(specifiers.map(s => j.importSpecifier(j.identifier(s))), j.literal(source));
+
+  const deprecates = {
+    action: [['action'], '@storybook/addon-actions'],
+    linkTo: [['linkTo'], '@storybook/addon-links'],
+  };
+
+  const transform = j(file.source)
+    .find(j.ImportDeclaration)
+    .filter(i => i.value.source.value === '@storybook/react')
+    .forEach(i => {
+      const importStatement = i.value;
+      importStatement.specifiers = importStatement.specifiers.filter(specifier => {
+        const item = deprecates[specifier.local.name];
+        if (item) {
+          const [specifiers, moduleName] = item;
+          i.insertAfter(createImportDeclaration(specifiers, moduleName));
+          return false;
+        }
+        return specifier;
+      });
+    });
+
+  return transform.toSource({ quote: 'single' });
+}