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@renovate renovate bot commented Apr 1, 2025

Coming soon: The Renovate bot (GitHub App) will be renamed to Mend. PRs from Renovate will soon appear from 'Mend'. Learn more here.

This PR contains the following updates:

Package Change Age Confidence
style-loader 2.0.0 -> 4.0.0 age confidence

Release Notes

webpack-contrib/style-loader (style-loader)

v4.0.0

Compare Source

⚠ BREAKING CHANGES
  • minimum supported webpack version is 5.27.0
  • minimum support Node.js version is 18.12.0
  • the insert option can only be a selector or the path to the module

Migration:

Before:

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              injectType: "styleTag",
              styleTagTransform (css, style) {
                // Do something ...
                style.innerHTML = `${css}.modify{}\n`;

                document.head.appendChild(style);
              },
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};

After:

insert-function.js

function insert(css, style) {
  const parent = options.target || document.head;

  parent.appendChild(element);
}

module.exports = insert;

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              insert: require.resolve("./insert.js"),
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};
  • the styleTagTransform option can only be the path to the module

Migration:

Before:

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              injectType: "styleTag",
              styleTagTransform (css, style) {
                // Do something ...
                style.innerHTML = `${css}.modify{}\n`;

                document.head.appendChild(style);
              },
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};

After:

style-tag-transform-function.js

function styleTagTransform(css, style) {
  // Do something ...
  style.innerHTML = `${css}.modify{}\n`;

  document.head.appendChild(style);
}

module.exports = styleTagTransform;

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              styleTagTransform: require.resolve("./style-tag-transform-function.js"),
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};
Bug Fixes
3.3.3 (2023-05-19)
Bug Fixes
3.3.2 (2023-03-13)
Bug Fixes
3.3.1 (2021-10-21)
Bug Fixes

v3.3.4

Compare Source

3.3.4 (2024-01-09)
Bug Fixes

v3.3.3

Compare Source

⚠ BREAKING CHANGES
  • minimum supported webpack version is 5.27.0
  • minimum support Node.js version is 18.12.0
  • the insert option can only be a selector or the path to the module

Migration:

Before:

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              injectType: "styleTag",
              styleTagTransform (css, style) {
                // Do something ...
                style.innerHTML = `${css}.modify{}\n`;

                document.head.appendChild(style);
              },
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};

After:

insert-function.js

function insert(css, style) {
  const parent = options.target || document.head;

  parent.appendChild(element);
}

module.exports = insert;

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              insert: require.resolve("./insert.js"),
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};
  • the styleTagTransform option can only be the path to the module

Migration:

Before:

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              injectType: "styleTag",
              styleTagTransform (css, style) {
                // Do something ...
                style.innerHTML = `${css}.modify{}\n`;

                document.head.appendChild(style);
              },
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};

After:

style-tag-transform-function.js

function styleTagTransform(css, style) {
  // Do something ...
  style.innerHTML = `${css}.modify{}\n`;

  document.head.appendChild(style);
}

module.exports = styleTagTransform;

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              styleTagTransform: require.resolve("./style-tag-transform-function.js"),
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};
Bug Fixes
3.3.3 (2023-05-19)
Bug Fixes
3.3.2 (2023-03-13)
Bug Fixes
3.3.1 (2021-10-21)
Bug Fixes

v3.3.2

Compare Source

⚠ BREAKING CHANGES
  • minimum supported webpack version is 5.27.0
  • minimum support Node.js version is 18.12.0
  • the insert option can only be a selector or the path to the module

Migration:

Before:

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              injectType: "styleTag",
              styleTagTransform (css, style) {
                // Do something ...
                style.innerHTML = `${css}.modify{}\n`;

                document.head.appendChild(style);
              },
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};

After:

insert-function.js

function insert(css, style) {
  const parent = options.target || document.head;

  parent.appendChild(element);
}

module.exports = insert;

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              insert: require.resolve("./insert.js"),
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};
  • the styleTagTransform option can only be the path to the module

Migration:

Before:

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              injectType: "styleTag",
              styleTagTransform (css, style) {
                // Do something ...
                style.innerHTML = `${css}.modify{}\n`;

                document.head.appendChild(style);
              },
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};

After:

style-tag-transform-function.js

function styleTagTransform(css, style) {
  // Do something ...
  style.innerHTML = `${css}.modify{}\n`;

  document.head.appendChild(style);
}

module.exports = styleTagTransform;

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              styleTagTransform: require.resolve("./style-tag-transform-function.js"),
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};
Bug Fixes
3.3.3 (2023-05-19)
Bug Fixes
3.3.2 (2023-03-13)
Bug Fixes
3.3.1 (2021-10-21)
Bug Fixes

v3.3.1

Compare Source

⚠ BREAKING CHANGES
  • minimum supported webpack version is 5.27.0
  • minimum support Node.js version is 18.12.0
  • the insert option can only be a selector or the path to the module

Migration:

Before:

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              injectType: "styleTag",
              styleTagTransform (css, style) {
                // Do something ...
                style.innerHTML = `${css}.modify{}\n`;

                document.head.appendChild(style);
              },
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};

After:

insert-function.js

function insert(css, style) {
  const parent = options.target || document.head;

  parent.appendChild(element);
}

module.exports = insert;

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              insert: require.resolve("./insert.js"),
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};
  • the styleTagTransform option can only be the path to the module

Migration:

Before:

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              injectType: "styleTag",
              styleTagTransform (css, style) {
                // Do something ...
                style.innerHTML = `${css}.modify{}\n`;

                document.head.appendChild(style);
              },
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};

After:

style-tag-transform-function.js

function styleTagTransform(css, style) {
  // Do something ...
  style.innerHTML = `${css}.modify{}\n`;

  document.head.appendChild(style);
}

module.exports = styleTagTransform;

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              styleTagTransform: require.resolve("./style-tag-transform-function.js"),
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};
Bug Fixes
3.3.3 (2023-05-19)
Bug Fixes
3.3.2 (2023-03-13)
Bug Fixes
3.3.1 (2021-10-21)
Bug Fixes

v3.3.0

Compare Source

⚠ BREAKING CHANGES
  • minimum supported webpack version is 5.27.0
  • minimum support Node.js version is 18.12.0
  • the insert option can only be a selector or the path to the module

Migration:

Before:

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              injectType: "styleTag",
              styleTagTransform (css, style) {
                // Do something ...
                style.innerHTML = `${css}.modify{}\n`;

                document.head.appendChild(style);
              },
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};

After:

insert-function.js

function insert(css, style) {
  const parent = options.target || document.head;

  parent.appendChild(element);
}

module.exports = insert;

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              insert: require.resolve("./insert.js"),
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};
  • the styleTagTransform option can only be the path to the module

Migration:

Before:

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              injectType: "styleTag",
              styleTagTransform (css, style) {
                // Do something ...
                style.innerHTML = `${css}.modify{}\n`;

                document.head.appendChild(style);
              },
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};

After:

style-tag-transform-function.js

function styleTagTransform(css, style) {
  // Do something ...
  style.innerHTML = `${css}.modify{}\n`;

  document.head.appendChild(style);
}

module.exports = styleTagTransform;

webpack.config.js

module.exports = {
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          {
            loader: "style-loader",
            options: {
              styleTagTransform: require.resolve("./style-tag-transform-function.js"),
            },
          },
          "css-loader",
        ],
      },
    ],
  },
};
Bug Fixes
3.3.3 (2023-05-19)
Bug Fixes
3.3.2 (2023-03-13)
Bug Fixes
3.3.1 (2021-10-21)
Bug Fixes

v3.2.1

Compare Source

Features
  • added support for supports(), layer() and media from @import at-rules (b9a600c)
  • allow to pass options to insert function through style.use() (#​535) (f8ef63b)
3.2.1 (2021-07-20)
Bug Fixes
  • added the styletagtransform option when it is a module to addBuildDependency (#​528) (270513f)

v3.2.0

Compare Source

Features
  • added support for supports(), layer() and media from @import at-rules (b9a600c)
  • allow to pass options to insert function through style.use() (#​535) (f8ef63b)
3.2.1 (2021-07-20)
Bug Fixes
  • added the styletagtransform option when it is a module to addBuildDependency (#​528) (270513f)

v3.1.0

Compare Source

Features
  • allow to specify the insert option from file, we strongly recommend do it, using the insert option from file will reduce your bundle size, example (#​521) (56fc8f0)
  • allow to specify the styleTagTransform option from file, we strongly recommend do it, using the styleTagTransform option from file will reduce your bundle size, example
Bug Fixes

v3.0.0

Compare Source

⚠ BREAKING CHANGES
  • minimum supported Node.js version is 12.13.0
  • minimum supported webpack version is 5.0.0
  • the modules.namedExport option was removed, you don't need it anymore, because we respect the modules.namedExport option from css-loader (we just reexport all from css-loader), just remove it
  • the styleTag value of the injectType (default value) option earlier uses singleton style tag by default for IE8-IE9 due limitations (more information), in this release we have disabled this behavior, because these versions of IE are outdated, if you don't support these browsers this change does not affect you, if you require to support IE8-IE9, you can return old behaviour by setting autoStyleTag value for the injectType option (do the same for lazyStyleTag, i.e. change it to lazyAutoStyleTag)
Features
  • added autoStyleTag and lazyAutoStyleTag values for the injectType option for compatibility of work modern and IE8-IE9 browsers
  • added styleTagTransform option for custom processing style tags (useful if you need ponyfill CSS custom properties for IE8-IE10)
  • reduce size of generated code
  • reduce deps

Configuration

📅 Schedule: Branch creation - Between 12:00 AM and 03:59 AM, on day 1 of the month ( * 0-3 1 * * ) (UTC), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.


  • If you want to rebase/retry this PR, check this box

This PR was generated by Mend Renovate. View the repository job log.

@renovate renovate bot force-pushed the renovate/style-loader-4.x branch from 8a3f63e to 97e8476 Compare August 10, 2025 13:33
@renovate renovate bot force-pushed the renovate/style-loader-4.x branch from 97e8476 to ba164af Compare September 1, 2025 09:31
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