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Cannot find module '@babel/traverse'

See original GitHub issue

🐛 Bug Report

Keep getting “Error: Cannot find module ‘@babel/traverse’” when running jest.

Original report : https://github.com/kulshekhar/ts-jest/issues/2684

Have installed the required packages and separately installed. @babel/traverse which didn’t help either.

To Reproduce

Steps to reproduce the behavior:

if using package.json as belows ( using npm install -D typescript jest ts-jest @types/jest)

{ “devDependencies”: { “@types/jest”: “^26.0.23”, “jest”: “^27.0.4”, “ts-jest”: “^27.0.3”, “typescript”: “^4.3.3” } }

Expected behavior

run ts-jest

Link to repl or repo (highly encouraged)

https://github.com/bromix/typescript-jest-example

if using the following package.json, it works

“devDependencies”: { “@types/jest”: “^26.0.20”, “jest”: “^26.6.3”, “ts-jest”: “^26.4.4”, “typescript”: “^4.1.3” }

Debug log:

keep getting “Error: Cannot find module ‘@babel/traverse’” when running jest. node version v12.4.0

Error: Cannot find module ‘@babel/traverse’ Require stack:

/Users/external-contacts-hub/node_modules/jest-snapshot/build/InlineSnapshots.js /Users/external-contacts-hub/node_modules/jest-snapshot/build/State.js /Users//external-contacts-hub/node_modules/jest-snapshot/build/index.js /Users/external-contacts-hub/node_modules/jest-runtime/build/index.js /Users/external-contacts-hub/node_modules/@jest/core/build/cli/index.js /Users/external-contacts-hub/node_modules/@jest/core/build/jest.js /Users/external-contacts-hub/node_modules/jest/node_modules/jest-cli/build/cli/index.js /Users/external-contacts-hub/node_modules/jest/node_modules/jest-cli/bin/jest.js /Users/external-contacts-hub/node_modules/jest/bin/jest.js at Function.Module._resolveFilename (internal/modules/cjs/loader.js:623:15) at Function.resolve (internal/modules/cjs/helpers.js:21:19) at Object. (/Users/external-contacts-hub/node_modules/jest-snapshot/build/InlineSnapshots.js:72:17) at Module._compile (internal/modules/cjs/loader.js:774:30) at Object.Module._extensions…js (internal/modules/cjs/loader.js:785:10) at Module.load (internal/modules/cjs/loader.js:641:32) at Function.Module._load (internal/modules/cjs/loader.js:556:12) at Module.require (internal/modules/cjs/loader.js:681:19) at require (internal/modules/cjs/helpers.js:16:16) at Object. (/Users/external-contacts-hub/node_modules/jest-snapshot/build/State.js:13:24)

envinfo

System: OS: MacOs Big Sur Version 11.3.1 Node version: v12.4.0

Npm packages: jest: ts-jest: typescript: babel(optional):

Issue Analytics

State:
Created 2 years ago
Reactions:2
Comments:10

Top GitHub Comments

1reaction

sdkawatacommented, Jul 1, 2021

I had the same problem. Here is a minimal reproduction without typescript and ts-jest. https://github.com/sdkawata/11590

$ npx jest
Error: Cannot find module '@babel/traverse'
Require stack:
- /Users/kawata/11590/node_modules/jest-snapshot/build/InlineSnapshots.js
- /Users/kawata/11590/node_modules/jest-snapshot/build/State.js
- /Users/kawata/11590/node_modules/jest-snapshot/build/index.js
- /Users/kawata/11590/node_modules/jest-runtime/build/index.js
- /Users/kawata/11590/node_modules/@jest/core/build/cli/index.js
- /Users/kawata/11590/node_modules/@jest/core/build/jest.js
- /Users/kawata/11590/node_modules/jest/node_modules/jest-cli/build/cli/index.js
- /Users/kawata/11590/node_modules/jest/node_modules/jest-cli/bin/jest.js
- /Users/kawata/11590/node_modules/jest/bin/jest.js
    at Function.Module._resolveFilename (internal/modules/cjs/loader.js:623:15)
    at Function.resolve (internal/modules/cjs/helpers.js:21:19)
    at Object.<anonymous> (/Users/kawata/11590/node_modules/jest-snapshot/build/InlineSnapshots.js:146:17)
    at Module._compile (internal/modules/cjs/loader.js:774:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:785:10)
    at Module.load (internal/modules/cjs/loader.js:641:32)
    at Function.Module._load (internal/modules/cjs/loader.js:556:12)
    at Module.require (internal/modules/cjs/loader.js:681:19)
    at require (internal/modules/cjs/helpers.js:16:16)
    at Object.<anonymous> (/Users/kawata/11590/node_modules/jest-snapshot/build/State.js:27:24)

tested in OS: MacOs Catalina Version 10.15.7 Node version: v12.4.0

this problem does NOT occur in node v14.17.1 and v12.22.1

1reaction

ubansicommented, Jun 22, 2021

自分もnode v12.4.0で実行した場合同じ現象が発生しました。 nodeのバージョンをv14.17.1にアップデートした結果問題は解決しました。

I had the same problem when running on node v12.4.0. As a result of updating the node version to v14.17.1 The problem has been solved.

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