fix: references to package.json

importing package.json directly from the require / import system causes
it to be bundled with the transpiled code in ./lib which then causes
problems with release.

Closes #249

package.json

@@ -42,6 +42,7 @@
     "eslint-plugin-jest": "23.8.2",
     "eslint-plugin-prettier": "3.1.2",
     "jest": "25.1.0",
+    "package-json-type": "1.0.3",
     "prettier": "1.19.1",
     "rimraf": "3.0.2",
     "semantic-release": "17.0.4",

src/constants.ts

@@ -1,5 +1,5 @@
-import { name, version } from '../package.json'
+import pkg from './package'
 
-export const USER_AGENT = `${name}/${version}`
+export const USER_AGENT = `${pkg.name}/${pkg.version}`
 
 export const JSON_CONTENT_TYPE = 'application/json'

src/package.ts

@@ -0,0 +1,9 @@
+import { readFileSync } from 'fs'
+import { join } from 'path'
+import { IPackageJson } from 'package-json-type'
+
+const packageJson: IPackageJson = JSON.parse(
+  readFileSync(join(__dirname, '../package.json'), { encoding: 'utf8' }),
+)
+
+export default packageJson

test/package.test.ts

@@ -0,0 +1,11 @@
+import pkg from '../src/package'
+
+describe('package', () => {
+  it('should have package name', () => {
+    expect(pkg.name).toBe('amazon-advertising-api-sdk')
+  })
+
+  it('should have package version', () => {
+    expect(pkg.version).toMatch(/^\d+\.\d+\.\d+$/)
+  })
+})