can't build for production

[yandiro]

Could not build the ember app for production with npm run build with ember-fullcalendar installed.

Here is the log:

`=================================================================================

ENV Summary:

TIME: Tue Jan 11 2022 12:00:20 GMT+1030 (Australian Central Daylight Time)
TITLE: ember
ARGV:

• /usr/bin/node
• /home/username/git/myapp/myapp-app/client/myapp-app/node_modules/.bin/ember
• build
• --environment=production
  EXEC_PATH: /usr/bin/node
  TMPDIR: /tmp
  SHELL: /usr/bin/zsh
  PATH:
• /usr/local/lib/node_modules/npm/node_modules/npm-lifecycle/node-gyp-bin
• /home/username/git/myapp/myapp-app/client/myapp-app/node_modules/.bin
• /usr/local/bin
• /usr/local/sbin
• /usr/bin
• /usr/sbin
• /home/username/bin
• /home/username/bin
  PLATFORM: linux x64
  FREEMEM: 8806834176
  TOTALMEM: 20792758272
  UPTIME: 2084.84
  LOADAVG: 1.13,1.29,1.38
  CPUS:
• Intel(R) Core(TM) i5-9300H CPU @ 2.40GHz - 2400
• Intel(R) Core(TM) i5-9300H CPU @ 2.40GHz - 3913
• Intel(R) Core(TM) i5-9300H CPU @ 2.40GHz - 4000
• Intel(R) Core(TM) i5-9300H CPU @ 2.40GHz - 2400
• Intel(R) Core(TM) i5-9300H CPU @ 2.40GHz - 3932
• Intel(R) Core(TM) i5-9300H CPU @ 2.40GHz - 2400
• Intel(R) Core(TM) i5-9300H CPU @ 2.40GHz - 2400
• Intel(R) Core(TM) i5-9300H CPU @ 2.40GHz - 2400
  ENDIANNESS: LE
  VERSIONS:
• ares: 1.18.1
• brotli: 1.0.9
• cldr: 39.0
• icu: 69.1
• llhttp: 2.1.4
• modules: 83
• napi: 8
• nghttp2: 1.46.0
• node: 14.18.2
• openssl: 1.1.1l
• tz: 2021a
• unicode: 13.0
• uv: 1.42.0
• v8: 8.4.371.23-node.85
• zlib: 1.2.11

ERROR Summary:

• broccoliBuilderErrorStack: SyntaxError: Unexpected token: eof (undefined)
  at js_error (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:548:11)
  at croak (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:1272:9)
  at token_error (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:1280:9)
  at unexpected (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:1286:9)
  at block_ (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:2169:28)
  at statement (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:1401:29)
  at embed_tokens_wrapper (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:1337:26)
  at if (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:2153:44)
  at statement (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:1471:24)
  at _embed_tokens_wrapper (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:1337:26)
• code: [undefined]
• codeFrame: Unexpected token: eof (undefined)
• errorMessage: Unexpected token: eof (undefined)
  at TerserWriter
  -- created here: --
  at new Plugin (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/broccoli-plugin/dist/index.js:47:36)
  at new TerserWriter (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/index.js:30:5)
  at Class.postprocessTree (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/ember-cli-terser/index.js:61:14)
  at /home/username/git/myapp/myapp-app/client/myapp-app/node_modules/ember-cli/lib/utilities/addon-process-tree.js:6:25
  at Array.reduce ()
  at addonProcessTree (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/ember-cli/lib/utilities/addon-process-tree.js:4:32)
  at EmberApp.addonPostprocessTree (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/ember-cli/lib/broccoli/ember-app.js:842:12)
  at EmberApp.host.addonPostprocessTree (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/ember-auto-import/js/auto-import.js:103:20)
  at EmberApp.toTree (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/ember-cli/lib/broccoli/ember-app.js:1665:17)
  at EmberApp.appInstance.toTree (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/ember-validators/node_modules/@embroider/macros/src/ember-addon-main.js:48:35)
  -- (end) --
• errorType: Build Error
• location:
  • column: [undefined]
  • file: [undefined]
  • line: 142833
  • treeDir: [undefined]
• message: Unexpected token: eof (undefined)
  at TerserWriter
  -- created here: --
  at new Plugin (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/broccoli-plugin/dist/index.js:47:36)
  at new TerserWriter (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/index.js:30:5)
  at Class.postprocessTree (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/ember-cli-terser/index.js:61:14)
  at /home/username/git/myapp/myapp-app/client/myapp-app/node_modules/ember-cli/lib/utilities/addon-process-tree.js:6:25
  at Array.reduce ()
  at addonProcessTree (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/ember-cli/lib/utilities/addon-process-tree.js:4:32)
  at EmberApp.addonPostprocessTree (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/ember-cli/lib/broccoli/ember-app.js:842:12)
  at EmberApp.host.addonPostprocessTree (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/ember-auto-import/js/auto-import.js:103:20)
  at EmberApp.toTree (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/ember-cli/lib/broccoli/ember-app.js:1665:17)
  at EmberApp.appInstance.toTree (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/ember-validators/node_modules/@embroider/macros/src/ember-addon-main.js:48:35)
  -- (end) --
• name: Error
• nodeAnnotation: [undefined]
• nodeName: TerserWriter
• originalErrorMessage: Unexpected token: eof (undefined)
• stack: SyntaxError: Unexpected token: eof (undefined)
  at js_error (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:548:11)
  at croak (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:1272:9)
  at token_error (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:1280:9)
  at unexpected (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:1286:9)
  at block_ (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:2169:28)
  at statement (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:1401:29)
  at embed_tokens_wrapper (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:1337:26)
  at if (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:2153:44)
  at statement (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:1471:24)
  at _embed_tokens_wrapper (/home/username/git/myapp/myapp-app/client/myapp-app/node_modules/broccoli-terser-sourcemap/node_modules/terser/dist/bundle.min.js:1337:26)

=================================================================================
`

[rana-nouman]

@yandiro Issue is related to ember-cli-moment-shim package. If this upgraded to v3.8.0, then issue will be resolved !