[WIP] Adds state and run exports to index

CHANGELOG.md

@@ -3,6 +3,7 @@
 ### Features
 
 - `[babel-plugin-jest-hoist]` Show codeframe on static hoisting issues ([#8865](https://github.com/facebook/jest/pull/8865))
+- `[jest-circus]` Export `state` and `run` ([#8748](https://github.com/facebook/jest/pull/8748))
 - `[jest-config]` [**BREAKING**] Set default display name color based on runner ([#8689](https://github.com/facebook/jest/pull/8689))
 - `[jest-diff]` Add options for colors and symbols ([#8841](https://github.com/facebook/jest/pull/8841))
 - `[jest-runner]` Warn if a worker had to be force exited ([#8206](https://github.com/facebook/jest/pull/8206))

packages/jest-circus/runner.d.ts

@@ -0,0 +1,10 @@
+import adapter = require('./build/legacy-code-todo-rewrite/jestAdapter');
+import * as circusState from './build/state';
+import circusRun from './build/run';
+
+declare namespace jestCircusRunner {
+  export const state = circusState;
+  export const run = circusRun;
+}
+
+export = jestCircusRunner;

packages/jest-circus/runner.js

@@ -6,5 +6,6 @@
  */
 
 // Allow people to use `jest-circus/runner` as a runner.
-const runner = require('./build/legacy-code-todo-rewrite/jestAdapter');
-module.exports = runner;
+module.exports = require('./build/legacy-code-todo-rewrite/jestAdapter');
+module.exports.state = require('./build/state');
+module.exports.run = require('./build/run');