Motivation: https://stackoverflow.com/questions/38335668/how-to-refer-to-typescript-enum-in-d-ts-file-when-using-amd

test-ts-enum-api

See https://stackoverflow.com/questions/38335668/how-to-refer-to-typescript-enum-in-d-ts-file-when-using-amd

Run with `npm run exec`, will install all dependencies as needed.

.gitignore

*.js
impl.d.ts
main.d.ts
node_modules

api.d.ts

export const enum IMyEnum { A, B = 1000 }

export interface IMyInterface {

    myMethod(option: IMyEnum): void;
}

impl.ts

import { IMyEnum, IMyInterface } from './api.d'

export enum MyEnum {
    A = IMyEnum.A,
    B = IMyEnum.B
}

export class MyObject implements IMyInterface {

    myMethod(option: MyEnum | IMyEnum): void {
        console.log("You selected: " + MyEnum[option] + " (value: " + option + ")");
    }
}

main.ts

/// <reference path="./api.d.ts" />
import { MyObject, MyEnum } from './impl'
import { IMyEnum } from './api.d'

var o = new MyObject();
o.myMethod(MyEnum.A);
o.myMethod(IMyEnum.B);

package-lock.json

{
  "name": "test-ts-enum-api",
  "version": "0.1.0",
  "lockfileVersion": 1,
  "requires": true,
  "dependencies": {
    "@types/node": {
      "version": "9.3.0",
      "resolved": "https://registry.npmjs.org/@types/node/-/node-9.3.0.tgz",
      "integrity": "sha512-wNBfvNjzsJl4tswIZKXCFQY0lss9nKUyJnG6T94X/eqjRgI2jHZ4evdjhQYBSan/vGtF6XVXPApOmNH2rf0KKw=="
    },
    "ansi-styles": {
      "version": "3.2.0",
      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.0.tgz",
      "integrity": "sha512-NnSOmMEYtVR2JVMIGTzynRkkaxtiq1xnFBcdQD/DnNCYPoEPsVJhM98BDyaoNOQIi7p4okdi3E27eN7GQbsUug==",
      "dev": true,
      "requires": {
        "color-convert": "1.9.1"
      }
    },
    "big.js": {
      "version": "3.2.0",
      "resolved": "https://registry.npmjs.org/big.js/-/big.js-3.2.0.tgz",
      "integrity": "sha512-+hN/Zh2D08Mx65pZ/4g5bsmNiZUuChDiQfTUQ7qJr4/kuopCr88xZsAXv6mBoZEsUI4OuGHlX59qE94K2mMW8Q==",
      "dev": true
    },
    "chalk": {
      "version": "2.3.0",
      "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.3.0.tgz",
      "integrity": "sha512-Az5zJR2CBujap2rqXGaJKaPHyJ0IrUimvYNX+ncCy8PJP4ltOGTrHUIo097ZaL2zMeKYpiCdqDvS6zdrTFok3Q==",
      "dev": true,
      "requires": {
        "ansi-styles": "3.2.0",
        "escape-string-regexp": "1.0.5",
        "supports-color": "4.5.0"
      }
    },
    "color-convert": {
      "version": "1.9.1",
      "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.1.tgz",
      "integrity": "sha512-mjGanIiwQJskCC18rPR6OmrZ6fm2Lc7PeGFYwCmy5J34wC6F1PzdGL6xeMfmgicfYcNLGuVFA3WzXtIDCQSZxQ==",
      "dev": true,
      "requires": {
        "color-name": "1.1.3"
      }
    },
    "color-name": {
      "version": "1.1.3",
      "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.3.tgz",
      "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU=",
      "dev": true
    },
    "core-util-is": {
      "version": "1.0.2",
      "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
      "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac=",
      "dev": true
    },
    "emojis-list": {
      "version": "2.1.0",
      "resolved": "https://registry.npmjs.org/emojis-list/-/emojis-list-2.1.0.tgz",
      "integrity": "sha1-TapNnbAPmBmIDHn6RXrlsJof04k=",
      "dev": true
    },
    "enhanced-resolve": {
      "version": "3.4.1",
      "resolved": "https://registry.npmjs.org/enhanced-resolve/-/enhanced-resolve-3.4.1.tgz",
      "integrity": "sha1-BCHjOf1xQZs9oT0Smzl5BAIwR24=",
      "dev": true,
      "requires": {
        "graceful-fs": "4.1.11",
        "memory-fs": "0.4.1",
        "object-assign": "4.1.1",
        "tapable": "0.2.8"
      }
    },
    "errno": {
      "version": "0.1.6",
      "resolved": "https://registry.npmjs.org/errno/-/errno-0.1.6.tgz",
      "integrity": "sha512-IsORQDpaaSwcDP4ZZnHxgE85werpo34VYn1Ud3mq+eUsF593faR8oCZNXrROVkpFu2TsbrNhHin0aUrTsQ9vNw==",
      "dev": true,
      "requires": {
        "prr": "1.0.1"
      }
    },
    "escape-string-regexp": {
      "version": "1.0.5",
      "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
      "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=",
      "dev": true
    },
    "graceful-fs": {
      "version": "4.1.11",
      "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.1.11.tgz",
      "integrity": "sha1-Dovf5NHduIVNZOBOp8AOKgJuVlg=",
      "dev": true
    },
    "has-flag": {
      "version": "2.0.0",
      "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-2.0.0.tgz",
      "integrity": "sha1-6CB68cx7MNRGzHC3NLXovhj4jVE=",
      "dev": true
    },
    "inherits": {
      "version": "2.0.3",
      "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz",
      "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4=",
      "dev": true
    },
    "isarray": {
      "version": "1.0.0",
      "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
      "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=",
      "dev": true
    },
    "json5": {
      "version": "0.5.1",
      "resolved": "https://registry.npmjs.org/json5/-/json5-0.5.1.tgz",
      "integrity": "sha1-Hq3nrMASA0rYTiOWdn6tn6VJWCE=",
      "dev": true
    },
    "loader-utils": {
      "version": "1.1.0",
      "resolved": "https://registry.npmjs.org/loader-utils/-/loader-utils-1.1.0.tgz",
      "integrity": "sha1-yYrvSIvM7aL/teLeZG1qdUQp9c0=",
      "dev": true,
      "requires": {
        "big.js": "3.2.0",
        "emojis-list": "2.1.0",
        "json5": "0.5.1"
      }
    },
    "memory-fs": {
      "version": "0.4.1",
      "resolved": "https://registry.npmjs.org/memory-fs/-/memory-fs-0.4.1.tgz",
      "integrity": "sha1-OpoguEYlI+RHz7x+i7gO1me/xVI=",
      "dev": true,
      "requires": {
        "errno": "0.1.6",
        "readable-stream": "2.3.3"
      }
    },
    "object-assign": {
      "version": "4.1.1",
      "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
      "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=",
      "dev": true
    },
    "process-nextick-args": {
      "version": "1.0.7",
      "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-1.0.7.tgz",
      "integrity": "sha1-FQ4gt1ZZCtP5EJPyWk8q2L/zC6M=",
      "dev": true
    },
    "prr": {
      "version": "1.0.1",
      "resolved": "https://registry.npmjs.org/prr/-/prr-1.0.1.tgz",
      "integrity": "sha1-0/wRS6BplaRexok/SEzrHXj19HY=",
      "dev": true
    },
    "readable-stream": {
      "version": "2.3.3",
      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.3.tgz",
      "integrity": "sha512-m+qzzcn7KUxEmd1gMbchF+Y2eIUbieUaxkWtptyHywrX0rE8QEYqPC07Vuy4Wm32/xE16NcdBctb8S0Xe/5IeQ==",
      "dev": true,
      "requires": {
        "core-util-is": "1.0.2",
        "inherits": "2.0.3",
        "isarray": "1.0.0",
        "process-nextick-args": "1.0.7",
        "safe-buffer": "5.1.1",
        "string_decoder": "1.0.3",
        "util-deprecate": "1.0.2"
      }
    },
    "safe-buffer": {
      "version": "5.1.1",
      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.1.tgz",
      "integrity": "sha512-kKvNJn6Mm93gAczWVJg7wH+wGYWNrDHdWvpUmHyEsgCtIwwo3bqPtV4tR5tuPaUhTOo/kvhVwd8XwwOllGYkbg==",
      "dev": true
    },
    "semver": {
      "version": "5.4.1",
      "resolved": "https://registry.npmjs.org/semver/-/semver-5.4.1.tgz",
      "integrity": "sha512-WfG/X9+oATh81XtllIo/I8gOiY9EXRdv1cQdyykeXK17YcUW3EXUAi2To4pcH6nZtJPr7ZOpM5OMyWJZm+8Rsg==",
      "dev": true
    },
    "string_decoder": {
      "version": "1.0.3",
      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
      "integrity": "sha512-4AH6Z5fzNNBcH+6XDMfA/BTt87skxqJlO0lAh3Dker5zThcAxG6mKz+iGu308UKoPPQ8Dcqx/4JhujzltRa+hQ==",
      "dev": true,
      "requires": {
        "safe-buffer": "5.1.1"
      }
    },
    "supports-color": {
      "version": "4.5.0",
      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-4.5.0.tgz",
      "integrity": "sha1-vnoN5ITexcXN34s9WRJQRJEvY1s=",
      "dev": true,
      "requires": {
        "has-flag": "2.0.0"
      }
    },
    "tapable": {
      "version": "0.2.8",
      "resolved": "https://registry.npmjs.org/tapable/-/tapable-0.2.8.tgz",
      "integrity": "sha1-mTcqXJmb8t8WCvwNdL7U9HlIzSI=",
      "dev": true
    },
    "ts-loader": {
      "version": "3.2.0",
      "resolved": "https://registry.npmjs.org/ts-loader/-/ts-loader-3.2.0.tgz",
      "integrity": "sha512-4g8BF3gKWBHeM1jAFmMPHofuJlwTUU4iHJ0i3mwXRHwy74RU6VBOgl9kDVMGpapvGcMlVqV5G6v9XmV66Qqd7w==",
      "dev": true,
      "requires": {
        "chalk": "2.3.0",
        "enhanced-resolve": "3.4.1",
        "loader-utils": "1.1.0",
        "semver": "5.4.1"
      }
    },
    "typescript": {
      "version": "2.6.2",
      "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.6.2.tgz",
      "integrity": "sha1-PFtv1/beCRQmkCfwPAlGdY92c6Q=",
      "dev": true
    },
    "util-deprecate": {
      "version": "1.0.2",
      "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
      "dev": true
    }
  }
}

package.json

{
  "name": "test-ts-enum-api",
  "version": "0.1.0",
  "main": "main.js",
  "scripts": {
    "clean": "rm -rf *.js main.d.ts impl.d.ts",
    "exec": "npm i && tsc && node ."
  },
  "dependencies": {
    "@types/node": "^9.3.0"
  },
  "devDependencies": {
    "ts-loader": "^3.2.0",
    "typescript": "^2.6.2"
  }
}

tsconfig.json

{
  "compilerOptions": {
    "target": "es5",
    "module": "commonjs",
    "strict": true,
    "declaration": true,
    "moduleResolution": "node",
    "lib": [ "es5" ],
    "types": [ "node" ]
  }
}