diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index c2c7d404..a41987ff 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,53 +1,61 @@
 repos:
 - repo: https://github.com/pre-commit/pre-commit-hooks
   rev: v2.4.0
   hooks:
   - id: trailing-whitespace
   - id: flake8
   - id: check-json
   - id: check-yaml
 
 - repo: https://github.com/codespell-project/codespell
   rev: v1.16.0
   hooks:
   - id: codespell
     exclude: >
         (?x)^(
             cypress/integration/directory.spec.js|
             swh/web/tests/resources/contents/code/extensions/.*|
             yarn.lock|
             package.json
         )$
 
 - repo: local
   hooks:
   - id: mypy
     name: mypy
     entry: env DJANGO_SETTINGS_MODULE=swh.web.settings.development mypy
     args: [swh]
     pass_filenames: false
     language: system
     types: [python]
 
+- repo: local
+  hooks:
+  - id: eslint
+    name: eslint
+    entry: node_modules/.bin/eslint -c swh/web/assets/config/.eslintrc
+    language: system
+    types: [javascript]
+
 # unfortunately, we are far from being able to enable this...
 # - repo: https://github.com/PyCQA/pydocstyle.git
 #   rev: 4.0.0
 #   hooks:
 #   - id: pydocstyle
 #     name: pydocstyle
 #     description: pydocstyle is a static analysis tool for checking compliance with Python docstring conventions.
 #     entry: pydocstyle --convention=google
 #     language: python
 #     types: [python]
 
 # black requires py3.6+
 #- repo: https://github.com/python/black
 #  rev: 19.3b0
 #  hooks:
 #  - id: black
 #    language_version: python3
 #- repo: https://github.com/asottile/blacken-docs
 #  rev: v1.0.0-1
 #  hooks:
 #  - id: blacken-docs
 #    additional_dependencies: [black==19.3b0]
diff --git a/swh/web/assets/config/.eslintrc b/swh/web/assets/config/.eslintrc
index 4f66e6fb..408fea27 100644
--- a/swh/web/assets/config/.eslintrc
+++ b/swh/web/assets/config/.eslintrc
@@ -1,308 +1,309 @@
 {
     "parser": "babel-eslint",
 
     "parserOptions": {
         "ecmaVersion": 2017,
         "ecmaFeatures": {
             "experimentalObjectRestSpread": true,
             "jsx": true
         },
         "sourceType": "module",
         "allowImportExportEverywhere": true
     },
 
     "env": {
         "es6": true,
         "node": true,
         "cypress/globals": true
     },
 
     "plugins": [
         "import",
         "node",
         "promise",
         "standard",
         "cypress",
         "chai-friendly"
     ],
 
     "globals": {
         "document": false,
         "navigator": false,
         "window": false,
         "$": false,
         "jQuery": false,
         "history": false,
         "localStorage": false,
         "sessionStorage": false,
         "Urls": false,
         "hljs": false,
         "Waypoint": false,
         "swh": false,
         "fetch": false,
         "__STATIC__": false,
         "Image": false,
         "Cookies": false,
         "nb": false,
         "MathJax": false
     },
 
     "rules": {
         "accessor-pairs": "error",
         "arrow-spacing": ["error", {
             "before": true,
             "after": true
         }],
         "block-spacing": ["error", "always"],
         "brace-style": ["error", "1tbs", {
             "allowSingleLine": true
         }],
         "camelcase": ["error", {
             "properties": "never"
         }],
         "comma-dangle": ["error", {
             "arrays": "never",
             "objects": "never",
             "imports": "never",
             "exports": "never",
             "functions": "never"
         }],
         "comma-spacing": ["error", {
             "before": false,
             "after": true
         }],
         "comma-style": ["error", "last"],
         "constructor-super": "error",
         "curly": ["error", "multi-line"],
         "dot-location": ["error", "property"],
         "eol-last": "error",
         "eqeqeq": ["error", "always", {
             "null": "ignore"
         }],
         "func-call-spacing": ["error", "never"],
         "generator-star-spacing": ["error", {
             "before": true,
             "after": true
         }],
         "handle-callback-err": ["error", "^(err|error)$"],
         "indent": ["error", 2, {
             "SwitchCase": 1,
             "VariableDeclarator": 1,
             "outerIIFEBody": 1,
             "MemberExpression": "off",
             "FunctionDeclaration": {
                 "parameters": "first",
                 "body": 1
             },
             "FunctionExpression": {
                 "parameters": "first",
                 "body": 1
             },
             "CallExpression": {
                 "arguments": "first"
             },
             "ArrayExpression": "first",
             "ObjectExpression": "first",
             "ImportDeclaration": "first",
             "flatTernaryExpressions": false,
             "ignoreComments": false
         }],
         "key-spacing": ["error", {
             "beforeColon": false,
             "afterColon": true
         }],
         "keyword-spacing": ["error", {
             "before": true,
             "after": true
         }],
         "new-cap": ["error", {
             "newIsCap": true,
             "capIsNew": false
         }],
         "new-parens": "error",
         "no-array-constructor": "error",
         "no-caller": "error",
         "no-class-assign": "error",
         "no-compare-neg-zero": "error",
         "no-cond-assign": "error",
         "no-const-assign": "error",
         "no-constant-condition": ["error", {
             "checkLoops": false
         }],
         "no-control-regex": "error",
         "no-debugger": "error",
         "no-delete-var": "error",
         "no-dupe-args": "error",
         "no-dupe-class-members": "error",
         "no-dupe-keys": "error",
         "no-duplicate-case": "error",
         "no-empty-character-class": "error",
         "no-empty-pattern": "error",
         "no-eval": "error",
         "no-ex-assign": "error",
         "no-extend-native": "error",
         "no-extra-bind": "error",
         "no-extra-boolean-cast": "error",
         "no-extra-parens": ["error", "functions"],
         "no-fallthrough": "error",
         "no-floating-decimal": "error",
         "no-func-assign": "error",
         "no-global-assign": "error",
         "no-implied-eval": "error",
         "no-inner-declarations": ["error", "functions"],
         "no-invalid-regexp": "error",
         "no-irregular-whitespace": "error",
         "no-iterator": "error",
         "no-label-var": "error",
         "no-labels": ["error", {
             "allowLoop": false,
             "allowSwitch": false
         }],
         "no-lone-blocks": "error",
         "no-mixed-operators": ["error", {
             "groups": [
                 ["==", "!=", "===", "!==", ">", ">=", "<", "<="],
                 ["&&", "||"],
                 ["in", "instanceof"]
             ],
             "allowSamePrecedence": true
         }],
         "no-mixed-spaces-and-tabs": "error",
         "no-multi-spaces": "error",
         "no-multi-str": "error",
         "no-multiple-empty-lines": ["error", {
             "max": 1,
             "maxEOF": 0
         }],
         "no-negated-in-lhs": "error",
         "no-new": 0,
         "no-new-func": "error",
         "no-new-object": "error",
         "no-new-require": "error",
         "no-new-symbol": "error",
         "no-new-wrappers": "error",
         "no-obj-calls": "error",
         "no-octal": "error",
         "no-octal-escape": "error",
         "no-path-concat": "error",
         "no-proto": "error",
         "no-redeclare": "error",
         "no-regex-spaces": "error",
         "no-return-assign": ["error", "except-parens"],
         "no-return-await": "error",
         "no-self-assign": "error",
         "no-self-compare": "error",
         "no-sequences": "error",
         "no-shadow-restricted-names": "error",
         "no-sparse-arrays": "error",
         "no-tabs": "error",
         "no-template-curly-in-string": "error",
         "no-this-before-super": "error",
         "no-throw-literal": "error",
         "no-trailing-spaces": "error",
         "no-undef": "error",
         "no-undef-init": "error",
         "no-unexpected-multiline": "error",
         "no-unmodified-loop-condition": "error",
         "no-unneeded-ternary": ["error", {
             "defaultAssignment": false
         }],
         "no-unreachable": "error",
         "no-unsafe-finally": "error",
         "no-unsafe-negation": "error",
         "no-unused-expressions": 0,
         "no-unused-vars": ["error", {
             "vars": "all",
             "args": "none",
             "ignoreRestSiblings": true
         }],
         "no-use-before-define": ["error", {
             "functions": false,
             "classes": false,
             "variables": false
         }],
         "no-useless-call": "error",
         "no-useless-computed-key": "error",
         "no-useless-constructor": "error",
         "no-useless-escape": "error",
         "no-useless-rename": "error",
         "no-useless-return": "error",
         "no-whitespace-before-property": "error",
         "no-with": "error",
         "object-property-newline": ["error", {
             "allowMultiplePropertiesPerLine": true
         }],
         "one-var": ["error", {
             "initialized": "never"
         }],
         "operator-linebreak": ["error", "after", {
             "overrides": {
                 "?": "before",
                 ":": "before"
             }
         }],
         "padded-blocks": ["off", {
             "blocks": "never",
             "switches": "never",
             "classes": "never"
         }],
         "prefer-promise-reject-errors": "error",
         "quotes": ["error", "single", {
             "avoidEscape": true,
             "allowTemplateLiterals": true
         }],
         "rest-spread-spacing": ["error", "never"],
         "semi": ["error", "always"],
         "semi-spacing": ["error", {
             "before": false,
             "after": true
         }],
         "space-before-blocks": ["error", "always"],
         "space-before-function-paren": ["error", "never"],
         "space-in-parens": ["error", "never"],
         "space-infix-ops": "error",
         "space-unary-ops": ["error", {
             "words": true,
             "nonwords": false
         }],
         "spaced-comment": ["error", "always", {
             "line": {
                 "markers": ["*package", "!", "/", ",", "="]
             },
             "block": {
                 "balanced": true,
                 "markers": ["*package", "!", ",", ":", "::", "flow-include"],
                 "exceptions": ["*"]
             }
         }],
         "symbol-description": "error",
         "template-curly-spacing": ["error", "never"],
         "template-tag-spacing": ["error", "never"],
         "unicode-bom": ["error", "never"],
         "use-isnan": "error",
         "valid-typeof": ["error", {
             "requireStringLiterals": true
         }],
         "wrap-iife": ["error", "any", {
             "functionPrototypeMethods": true
         }],
         "yield-star-spacing": ["error", "both"],
         "yoda": ["error", "never"],
 
         "import/export": "off",
         "import/first": "error",
         "import/no-duplicates": "error",
         "import/no-webpack-loader-syntax": "off",
 
         "node/no-deprecated-api": "error",
         "node/process-exit-as-throw": "error",
 
         "promise/param-names": "error",
 
         "standard/array-bracket-even-spacing": ["error", "either"],
         "standard/computed-property-even-spacing": ["error", "even"],
         "standard/no-callback-literal": "error",
         "standard/object-curly-even-spacing": ["error", "either"],
-        "chai-friendly/no-unused-expressions": 2
+        "chai-friendly/no-unused-expressions": 2,
+        "object-curly-spacing": ["error", "never"]
     }
 }
\ No newline at end of file