create-react-app eslint issue due to higher level folder containing another app with node_modules in it












1















I have a git repository which has 2 projects in it, a loopback app (named app), and a react app created with create-react-app (named client).
And the directory structure is as follows;



├─┬app
│ ├──node_modules
│ ├─┬client
├─node_modules


the loopback project (app) uses eslint, has eslint in devDependencies, client does not have eslint in package.json.



Client app is created with create-react-app, so when I run react-scripts, it finds eslint in the upper directory, and complains about its version, if I delete the appnode_modules everything works fine.



So how does react-scripts find the eslint in upper directory, is there a way of telling it not to check any other node_modules folder, it should only check in the current folder.



react-scripts tells me that I can put SKIP_PREFLIGHT_CHECK=true in my .env file, is it safe to do this, does it run the eslint 3.x on the upper level folder, or does it run the required 5.6.0 version installed in clientnode_modules folder?



I will setup a deployment toolchain for this project so I need make sure that it works fine all the time.
EDIT:
The config entry in my clientpackage.json



"eslintConfig": {
"extends": "react-app",
"root": true
},


EDIT2:
Steps to reproduce problems:
my node version is: 8.11.3



npx loopback-cli app (accept default options when prompted)
cd app
npm i
npx create-react-app client
cd client
npm i
npm run start (you should see the errors after this)


EDIT3:
I ended up ejecting react-scripts.










share|improve this question





























    1















    I have a git repository which has 2 projects in it, a loopback app (named app), and a react app created with create-react-app (named client).
    And the directory structure is as follows;



    ├─┬app
    │ ├──node_modules
    │ ├─┬client
    ├─node_modules


    the loopback project (app) uses eslint, has eslint in devDependencies, client does not have eslint in package.json.



    Client app is created with create-react-app, so when I run react-scripts, it finds eslint in the upper directory, and complains about its version, if I delete the appnode_modules everything works fine.



    So how does react-scripts find the eslint in upper directory, is there a way of telling it not to check any other node_modules folder, it should only check in the current folder.



    react-scripts tells me that I can put SKIP_PREFLIGHT_CHECK=true in my .env file, is it safe to do this, does it run the eslint 3.x on the upper level folder, or does it run the required 5.6.0 version installed in clientnode_modules folder?



    I will setup a deployment toolchain for this project so I need make sure that it works fine all the time.
    EDIT:
    The config entry in my clientpackage.json



    "eslintConfig": {
    "extends": "react-app",
    "root": true
    },


    EDIT2:
    Steps to reproduce problems:
    my node version is: 8.11.3



    npx loopback-cli app (accept default options when prompted)
    cd app
    npm i
    npx create-react-app client
    cd client
    npm i
    npm run start (you should see the errors after this)


    EDIT3:
    I ended up ejecting react-scripts.










    share|improve this question



























      1












      1








      1








      I have a git repository which has 2 projects in it, a loopback app (named app), and a react app created with create-react-app (named client).
      And the directory structure is as follows;



      ├─┬app
      │ ├──node_modules
      │ ├─┬client
      ├─node_modules


      the loopback project (app) uses eslint, has eslint in devDependencies, client does not have eslint in package.json.



      Client app is created with create-react-app, so when I run react-scripts, it finds eslint in the upper directory, and complains about its version, if I delete the appnode_modules everything works fine.



      So how does react-scripts find the eslint in upper directory, is there a way of telling it not to check any other node_modules folder, it should only check in the current folder.



      react-scripts tells me that I can put SKIP_PREFLIGHT_CHECK=true in my .env file, is it safe to do this, does it run the eslint 3.x on the upper level folder, or does it run the required 5.6.0 version installed in clientnode_modules folder?



      I will setup a deployment toolchain for this project so I need make sure that it works fine all the time.
      EDIT:
      The config entry in my clientpackage.json



      "eslintConfig": {
      "extends": "react-app",
      "root": true
      },


      EDIT2:
      Steps to reproduce problems:
      my node version is: 8.11.3



      npx loopback-cli app (accept default options when prompted)
      cd app
      npm i
      npx create-react-app client
      cd client
      npm i
      npm run start (you should see the errors after this)


      EDIT3:
      I ended up ejecting react-scripts.










      share|improve this question
















      I have a git repository which has 2 projects in it, a loopback app (named app), and a react app created with create-react-app (named client).
      And the directory structure is as follows;



      ├─┬app
      │ ├──node_modules
      │ ├─┬client
      ├─node_modules


      the loopback project (app) uses eslint, has eslint in devDependencies, client does not have eslint in package.json.



      Client app is created with create-react-app, so when I run react-scripts, it finds eslint in the upper directory, and complains about its version, if I delete the appnode_modules everything works fine.



      So how does react-scripts find the eslint in upper directory, is there a way of telling it not to check any other node_modules folder, it should only check in the current folder.



      react-scripts tells me that I can put SKIP_PREFLIGHT_CHECK=true in my .env file, is it safe to do this, does it run the eslint 3.x on the upper level folder, or does it run the required 5.6.0 version installed in clientnode_modules folder?



      I will setup a deployment toolchain for this project so I need make sure that it works fine all the time.
      EDIT:
      The config entry in my clientpackage.json



      "eslintConfig": {
      "extends": "react-app",
      "root": true
      },


      EDIT2:
      Steps to reproduce problems:
      my node version is: 8.11.3



      npx loopback-cli app (accept default options when prompted)
      cd app
      npm i
      npx create-react-app client
      cd client
      npm i
      npm run start (you should see the errors after this)


      EDIT3:
      I ended up ejecting react-scripts.







      node.js reactjs npm






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Jan 9 at 6:24







      hazimdikenli

















      asked Jan 2 at 16:14









      hazimdikenlihazimdikenli

      2,98872958




      2,98872958
























          1 Answer
          1






          active

          oldest

          votes


















          0














          Try creating a .eslintrc file in your client folder, include the following content:



          .eslintrc



          {
          "extends": "react-app"
          }


          Alternatively, this should work according to the docs:



          {
          "root": true
          }



          By default, ESLint will look for configuration files in all parent folders up to the root directory. This can be useful if you want all of your projects to follow a certain convention, but can sometimes lead to unexpected results. To limit ESLint to a specific project, place "root": true inside the eslintConfig field of the package.json file or in the .eslintrc.* file at your project’s root level. ESLint will stop looking in parent folders once it finds a configuration with "root": true.







          share|improve this answer
























          • thanks @dschu, but it did not help.

            – hazimdikenli
            Jan 2 at 16:32











          • "eslintConfig": { "extends": "react-app", "root": true }, I tried this also.

            – hazimdikenli
            Jan 2 at 16:37













          • When are these errors shown? Inside your IDE or while running npm run start inside client?

            – dschu
            Jan 2 at 16:52











          • shown as the output of the react-scripts like build, test, run etc.

            – hazimdikenli
            Jan 3 at 5:49











          • @hazimdikenli Could you provide a reproducible example? I'd try to debug this then

            – dschu
            Jan 3 at 12:10











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          1 Answer
          1






          active

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          active

          oldest

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          active

          oldest

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          0














          Try creating a .eslintrc file in your client folder, include the following content:



          .eslintrc



          {
          "extends": "react-app"
          }


          Alternatively, this should work according to the docs:



          {
          "root": true
          }



          By default, ESLint will look for configuration files in all parent folders up to the root directory. This can be useful if you want all of your projects to follow a certain convention, but can sometimes lead to unexpected results. To limit ESLint to a specific project, place "root": true inside the eslintConfig field of the package.json file or in the .eslintrc.* file at your project’s root level. ESLint will stop looking in parent folders once it finds a configuration with "root": true.







          share|improve this answer
























          • thanks @dschu, but it did not help.

            – hazimdikenli
            Jan 2 at 16:32











          • "eslintConfig": { "extends": "react-app", "root": true }, I tried this also.

            – hazimdikenli
            Jan 2 at 16:37













          • When are these errors shown? Inside your IDE or while running npm run start inside client?

            – dschu
            Jan 2 at 16:52











          • shown as the output of the react-scripts like build, test, run etc.

            – hazimdikenli
            Jan 3 at 5:49











          • @hazimdikenli Could you provide a reproducible example? I'd try to debug this then

            – dschu
            Jan 3 at 12:10
















          0














          Try creating a .eslintrc file in your client folder, include the following content:



          .eslintrc



          {
          "extends": "react-app"
          }


          Alternatively, this should work according to the docs:



          {
          "root": true
          }



          By default, ESLint will look for configuration files in all parent folders up to the root directory. This can be useful if you want all of your projects to follow a certain convention, but can sometimes lead to unexpected results. To limit ESLint to a specific project, place "root": true inside the eslintConfig field of the package.json file or in the .eslintrc.* file at your project’s root level. ESLint will stop looking in parent folders once it finds a configuration with "root": true.







          share|improve this answer
























          • thanks @dschu, but it did not help.

            – hazimdikenli
            Jan 2 at 16:32











          • "eslintConfig": { "extends": "react-app", "root": true }, I tried this also.

            – hazimdikenli
            Jan 2 at 16:37













          • When are these errors shown? Inside your IDE or while running npm run start inside client?

            – dschu
            Jan 2 at 16:52











          • shown as the output of the react-scripts like build, test, run etc.

            – hazimdikenli
            Jan 3 at 5:49











          • @hazimdikenli Could you provide a reproducible example? I'd try to debug this then

            – dschu
            Jan 3 at 12:10














          0












          0








          0







          Try creating a .eslintrc file in your client folder, include the following content:



          .eslintrc



          {
          "extends": "react-app"
          }


          Alternatively, this should work according to the docs:



          {
          "root": true
          }



          By default, ESLint will look for configuration files in all parent folders up to the root directory. This can be useful if you want all of your projects to follow a certain convention, but can sometimes lead to unexpected results. To limit ESLint to a specific project, place "root": true inside the eslintConfig field of the package.json file or in the .eslintrc.* file at your project’s root level. ESLint will stop looking in parent folders once it finds a configuration with "root": true.







          share|improve this answer













          Try creating a .eslintrc file in your client folder, include the following content:



          .eslintrc



          {
          "extends": "react-app"
          }


          Alternatively, this should work according to the docs:



          {
          "root": true
          }



          By default, ESLint will look for configuration files in all parent folders up to the root directory. This can be useful if you want all of your projects to follow a certain convention, but can sometimes lead to unexpected results. To limit ESLint to a specific project, place "root": true inside the eslintConfig field of the package.json file or in the .eslintrc.* file at your project’s root level. ESLint will stop looking in parent folders once it finds a configuration with "root": true.








          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Jan 2 at 16:16









          dschudschu

          2,39821936




          2,39821936













          • thanks @dschu, but it did not help.

            – hazimdikenli
            Jan 2 at 16:32











          • "eslintConfig": { "extends": "react-app", "root": true }, I tried this also.

            – hazimdikenli
            Jan 2 at 16:37













          • When are these errors shown? Inside your IDE or while running npm run start inside client?

            – dschu
            Jan 2 at 16:52











          • shown as the output of the react-scripts like build, test, run etc.

            – hazimdikenli
            Jan 3 at 5:49











          • @hazimdikenli Could you provide a reproducible example? I'd try to debug this then

            – dschu
            Jan 3 at 12:10



















          • thanks @dschu, but it did not help.

            – hazimdikenli
            Jan 2 at 16:32











          • "eslintConfig": { "extends": "react-app", "root": true }, I tried this also.

            – hazimdikenli
            Jan 2 at 16:37













          • When are these errors shown? Inside your IDE or while running npm run start inside client?

            – dschu
            Jan 2 at 16:52











          • shown as the output of the react-scripts like build, test, run etc.

            – hazimdikenli
            Jan 3 at 5:49











          • @hazimdikenli Could you provide a reproducible example? I'd try to debug this then

            – dschu
            Jan 3 at 12:10

















          thanks @dschu, but it did not help.

          – hazimdikenli
          Jan 2 at 16:32





          thanks @dschu, but it did not help.

          – hazimdikenli
          Jan 2 at 16:32













          "eslintConfig": { "extends": "react-app", "root": true }, I tried this also.

          – hazimdikenli
          Jan 2 at 16:37







          "eslintConfig": { "extends": "react-app", "root": true }, I tried this also.

          – hazimdikenli
          Jan 2 at 16:37















          When are these errors shown? Inside your IDE or while running npm run start inside client?

          – dschu
          Jan 2 at 16:52





          When are these errors shown? Inside your IDE or while running npm run start inside client?

          – dschu
          Jan 2 at 16:52













          shown as the output of the react-scripts like build, test, run etc.

          – hazimdikenli
          Jan 3 at 5:49





          shown as the output of the react-scripts like build, test, run etc.

          – hazimdikenli
          Jan 3 at 5:49













          @hazimdikenli Could you provide a reproducible example? I'd try to debug this then

          – dschu
          Jan 3 at 12:10





          @hazimdikenli Could you provide a reproducible example? I'd try to debug this then

          – dschu
          Jan 3 at 12:10




















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