Copy from react-navigation

.babelrc

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+{
+  "presets": ["react-native"]
+}

.circleci/config.yml

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+version: 2
+
+defaults: &defaults
+  docker:
+    - image: circleci/node:7.10
+  working_directory: ~/project
+
+jobs:
+  install-dependencies:
+    <<: *defaults
+    steps:
+      - checkout
+      - attach_workspace:
+          at: ~/project
+      - restore_cache:
+          keys:
+            - v1-dependencies-{{ checksum "package.json" }}
+            - v1-dependencies-
+      - restore_cache:
+          keys:
+            - v1-dependencies-example-{{ checksum "example/package.json" }}
+            - v1-dependencies-example-
+      - run: |
+          yarn install
+          yarn install --cwd example
+      - save_cache:
+          key: v1-dependencies-{{ checksum "package.json" }}
+          paths: node_modules
+      - save_cache:
+          key: v1-dependencies-example-{{ checksum "example/package.json" }}
+          paths: example/node_modules
+      - persist_to_workspace:
+          root: .
+          paths: .
+  lint:
+      <<: *defaults
+      steps:
+        - attach_workspace:
+            at: ~/project
+        - run: |
+            yarn run lint
+  unit-tests:
+      <<: *defaults
+      steps:
+        - attach_workspace:
+            at: ~/project
+        - run: yarn test -- --coverage
+        - store_artifacts:
+            path: coverage
+            destination: coverage
+
+workflows:
+  version: 2
+  build-and-test:
+    jobs:
+      - install-dependencies
+      - lint:
+          requires:
+            - install-dependencies
+      - unit-tests:
+          requires:
+            - install-dependencies

.editorconfig

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+# EditorConfig helps developers define and maintain consistent
+# coding styles between different editors and IDEs
+# editorconfig.org
+
+root = true
+
+
+[*]
+
+# change these settings to your own preference
+indent_style = space
+indent_size = 2
+
+# we recommend you to keep these unchanged
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[*.md]
+trim_trailing_whitespace = false

.eslintignore

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+node_modules/
+dist/
+jest-setup.js

.eslintrc

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+{
+  "extends": "eslint-config-satya164",
+
+  "plugins": ["react-native-globals"],
+
+  "env": {
+    "es6": true,
+    "react-native-globals/all": true,
+  },
+
+  "rules": {
+    "import/no-unresolved": "off",
+    "react/sort-comp": "off",
+    "jest/no-disabled-tests": "off",
+  }
+}

.gitignore

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+# OSX
+#
+.DS_Store
+
+# XDE
+.expo/
+
+# VSCode
+.vscode/
+tsconfig.json
+jsconfig.json
+
+# Xcode
+#
+build/
+*.pbxuser
+!default.pbxuser
+*.mode1v3
+!default.mode1v3
+*.mode2v3
+!default.mode2v3
+*.perspectivev3
+!default.perspectivev3
+xcuserdata
+*.xccheckout
+*.moved-aside
+DerivedData
+*.hmap
+*.ipa
+*.xcuserstate
+project.xcworkspace
+
+# Android/IJ
+#
+.idea
+.gradle
+local.properties
+
+# node.js
+#
+node_modules/
+npm-debug.log
+yarn-debug.log
+yarn-error.log
+
+# BUCK
+buck-out/
+\.buckd/
+android/app/libs
+android/keystores/debug.keystore
+
+# Build
+dist/

.release-it.json

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+{
+  "increment": "conventional:angular",
+  "changelogCommand": "conventional-changelog -p angular | tail -n +3",
+  "safeBump": false,
+  "src": {
+    "commitMessage": "chore: release %s",
+    "tagName": "v%s"
+  },
+  "npm": {
+    "publish": true
+  },
+  "github": {
+    "release": true
+  }
+}

LICENSE.md

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+MIT License
+
+Copyright (c) 2017 React Native Community
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+# React Navigation Core
+
+[![CircleCI badge](https://circleci.com/gh/react-navigation/react-navigation-core/tree/master.svg?style=shield)](https://circleci.com/gh/react-navigation/react-navigation-core/tree/master)
+
+
+## Docs
+
+Documentation can be found on the [React Navigation website](https://reactnavigation.org/docs/).

jest-setup.js

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+/**
+ * eslint-env jest
+ */
+
+// No setup
+
+import React from 'react';

package.json

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+{
+  "name": "@react-navigation/core",
+  "version": "3.0.0-alpha.1",
+  "description": "Core utilities for the react-navigation framework",
+  "main": "dist/index.js",
+  "files": [
+    "dist/",
+    "src/",
+    "LICENSE.md",
+    "README.md"
+  ],
+  "react-native": "src/index.js",
+  "scripts": {
+    "test": "jest",
+    "lint": "eslint .",
+    "format": "eslint . --fix",
+    "build": "babel --no-babelrc --plugins=syntax-jsx,syntax-class-properties,syntax-object-rest-spread,transform-flow-strip-types src --copy-files --out-dir dist --ignore '**/__tests__/**'",
+    "prepare": "yarn build",
+    "release": "release-it"
+  },
+  "publishConfig": {
+    "registry": "https://registry.npmjs.org/"
+  },
+  "keywords": [
+    "react-navigation",
+    "routing",
+    "ios",
+    "android",
+    "stack"
+  ],
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/react-navigation/react-navigation-core.git"
+  },
+  "author": "",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/react-navigation/react-navigation-core/issues"
+  },
+  "homepage": "https://github.com/react-navigation/react-navigation-core#readme",
+  "dependencies": {
+    "hoist-non-react-statics": "^3.0.1",
+    "path-to-regexp": "^2.4.0"
+  },
+  "devDependencies": {
+    "babel-cli": "^6.26.0",
+    "babel-jest": "^22.4.1",
+    "babel-plugin-syntax-class-properties": "^6.13.0",
+    "babel-plugin-syntax-jsx": "^6.18.0",
+    "babel-plugin-syntax-object-rest-spread": "^6.13.0",
+    "babel-plugin-transform-flow-strip-types": "^6.22.0",
+    "babel-preset-react-native": "^4.0.0",
+    "conventional-changelog-cli": "^2.0.5",
+    "eslint": "^4.12.1",
+    "eslint-config-satya164": "^1.0.1",
+    "eslint-plugin-react-native-globals": "^0.1.0",
+    "husky": "^0.14.3",
+    "jest": "^22.1.3",
+    "jest-expo": "^30.0.0",
+    "prettier": "^1.8.2",
+    "react": "16.3.1",
+    "react-dom": "16.3.1",
+    "react-native": "^0.57.2",
+    "react-test-renderer": "16.3.1",
+    "release-it": "^7.6.1"
+  },
+  "peerDependencies": {
+    "react": "*"
+  },
+  "jest": {
+    "preset": "react-native",
+    "testRegex": "/__tests__/[^/]+-test\\.js$",
+    "setupFiles": [
+      "<rootDir>/jest-setup.js"
+    ],
+    "coveragePathIgnorePatterns": [
+      "jest-setup.js"
+    ],
+    "modulePathIgnorePatterns": [
+      "<rootDir>/example/"
+    ],
+    "transformIgnorePatterns": [
+      "node_modules/(?!(jest-)?react-native|react-clone-referenced-element|react-navigation-deprecated-tab-navigator|react-navigation)"
+    ]
+  },
+  "prettier": {
+    "trailingComma": "es5",
+    "singleQuote": true
+  }
+}

src/NavigationActions.js

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+const BACK = 'Navigation/BACK';
+const INIT = 'Navigation/INIT';
+const NAVIGATE = 'Navigation/NAVIGATE';
+const SET_PARAMS = 'Navigation/SET_PARAMS';
+
+const back = (payload = {}) => ({
+  type: BACK,
+  key: payload.key,
+  immediate: payload.immediate,
+});
+
+const init = (payload = {}) => {
+  const action = {
+    type: INIT,
+  };
+  if (payload.params) {
+    action.params = payload.params;
+  }
+  return action;
+};
+
+const navigate = payload => {
+  const action = {
+    type: NAVIGATE,
+    routeName: payload.routeName,
+  };
+  if (payload.params) {
+    action.params = payload.params;
+  }
+  if (payload.action) {
+    action.action = payload.action;
+  }
+  if (payload.key) {
+    action.key = payload.key;
+  }
+  return action;
+};
+
+const setParams = payload => ({
+  type: SET_PARAMS,
+  key: payload.key,
+  params: payload.params,
+});
+
+export default {
+  // Action constants
+  BACK,
+  INIT,
+  NAVIGATE,
+  SET_PARAMS,
+
+  // Action creators
+  back,
+  init,
+  navigate,
+  setParams,
+};