next/dist/build/webpack/loaders/next-style-loader/index.js

The React Framework

"use strict";var _loaderUtils=_interopRequireDefault(require("next/dist/compiled/loader-utils"));var _path=_interopRequireDefault(require("path"));var _schemaUtils=require("next/dist/compiled/schema-utils3");var _isEqualLocals=_interopRequireDefault(require("./runtime/isEqualLocals"));function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj};}const schema={type:'object',properties:{injectType:{description:'Allows to setup how styles will be injected into DOM (https://github.com/webpack-contrib/style-loader#injecttype).',enum:['styleTag','singletonStyleTag','lazyStyleTag','lazySingletonStyleTag','linkTag']},attributes:{description:'Adds custom attributes to tag (https://github.com/webpack-contrib/style-loader#attributes).',type:'object'},insert:{description:'Inserts `<style>`/`<link>` at the given position (https://github.com/webpack-contrib/style-loader#insert).',anyOf:[{type:'string'},{instanceof:'Function'}]},base:{description:'Sets module ID base for DLLPlugin (https://github.com/webpack-contrib/style-loader#base).',type:'number'},esModule:{description:'Use the ES modules syntax (https://github.com/webpack-contrib/css-loader#esmodule).',type:'boolean'}},additionalProperties:false};const loaderApi=()=>{};loaderApi.pitch=function loader(request){const options=_loaderUtils.default.getOptions(this);(0,_schemaUtils.validate)(schema,options,{name:'Style Loader',baseDataPath:'options'});const insert=typeof options.insert==='undefined'?'"head"':typeof options.insert==='string'?JSON.stringify(options.insert):options.insert.toString();const injectType=options.injectType||'styleTag';const esModule=typeof options.esModule!=='undefined'?options.esModule:false;delete options.esModule;switch(injectType){case'linkTag':{const hmrCode=this.hot?`
if (module.hot) {
  module.hot.accept(
    ${_loaderUtils.default.stringifyRequest(this,`!!${request}`)},
    function() {
     ${esModule?'update(content);':`content = require(${_loaderUtils.default.stringifyRequest(this,`!!${request}`)});

           content = content.__esModule ? content.default : content;

           update(content);`}
    }
  );

  module.hot.dispose(function() {
    update();
  });
}`:'';return`${esModule?`import api from ${_loaderUtils.default.stringifyRequest(this,`!${_path.default.join(__dirname,'runtime/injectStylesIntoLinkTag.js')}`)};
            import content from ${_loaderUtils.default.stringifyRequest(this,`!!${request}`)};`:`var api = require(${_loaderUtils.default.stringifyRequest(this,`!${_path.default.join(__dirname,'runtime/injectStylesIntoLinkTag.js')}`)});
            var content = require(${_loaderUtils.default.stringifyRequest(this,`!!${request}`)});

            content = content.__esModule ? content.default : content;`}

var options = ${JSON.stringify(options)};

options.insert = ${insert};

var update = api(content, options);

${hmrCode}

${esModule?'export default {}':''}`;}case'lazyStyleTag':case'lazySingletonStyleTag':{const isSingleton=injectType==='lazySingletonStyleTag';const hmrCode=this.hot?`
if (module.hot) {
  if (!content.locals || module.hot.invalidate) {
    var isEqualLocals = ${_isEqualLocals.default.toString()};
    var oldLocals = content.locals;

    module.hot.accept(
      ${_loaderUtils.default.stringifyRequest(this,`!!${request}`)},
      function () {
        ${esModule?`if (!isEqualLocals(oldLocals, content.locals)) {
                module.hot.invalidate();

                return;
              }

              oldLocals = content.locals;

              if (update && refs > 0) {
                update(content);
              }`:`content = require(${_loaderUtils.default.stringifyRequest(this,`!!${request}`)});

              content = content.__esModule ? content.default : content;

              if (!isEqualLocals(oldLocals, content.locals)) {
                module.hot.invalidate();

                return;
              }

              oldLocals = content.locals;

              if (update && refs > 0) {
                update(content);
              }`}
      }
    )
  }

  module.hot.dispose(function() {
    if (update) {
      update();
    }
  });
}`:'';return`${esModule?`import api from ${_loaderUtils.default.stringifyRequest(this,`!${_path.default.join(__dirname,'runtime/injectStylesIntoStyleTag.js')}`)};
            import content from ${_loaderUtils.default.stringifyRequest(this,`!!${request}`)};`:`var api = require(${_loaderUtils.default.stringifyRequest(this,`!${_path.default.join(__dirname,'runtime/injectStylesIntoStyleTag.js')}`)});
            var content = require(${_loaderUtils.default.stringifyRequest(this,`!!${request}`)});

            content = content.__esModule ? content.default : content;

            if (typeof content === 'string') {
              content = [[module.id, content, '']];
            }`}

var refs = 0;
var update;
var options = ${JSON.stringify(options)};

options.insert = ${insert};
options.singleton = ${isSingleton};

var exported = {};

exported.locals = content.locals || {};
exported.use = function() {
  if (!(refs++)) {
    update = api(content, options);
  }

  return exported;
};
exported.unuse = function() {
  if (refs > 0 && !--refs) {
    update();
    update = null;
  }
};

${hmrCode}

${esModule?'export default':'module.exports ='} exported;`;}case'styleTag':case'singletonStyleTag':default:{const isSingleton=injectType==='singletonStyleTag';const hmrCode=this.hot?`
if (module.hot) {
  if (!content.locals || module.hot.invalidate) {
    var isEqualLocals = ${_isEqualLocals.default.toString()};
    var oldLocals = content.locals;

    module.hot.accept(
      ${_loaderUtils.default.stringifyRequest(this,`!!${request}`)},
      function () {
        ${esModule?`if (!isEqualLocals(oldLocals, content.locals)) {
                module.hot.invalidate();

                return;
              }

              oldLocals = content.locals;

              update(content);`:`content = require(${_loaderUtils.default.stringifyRequest(this,`!!${request}`)});

              content = content.__esModule ? content.default : content;

              if (typeof content === 'string') {
                content = [[module.id, content, '']];
              }

              if (!isEqualLocals(oldLocals, content.locals)) {
                module.hot.invalidate();

                return;
              }

              oldLocals = content.locals;

              update(content);`}
      }
    )
  }

  module.hot.dispose(function() {
    update();
  });
}`:'';return`${esModule?`import api from ${_loaderUtils.default.stringifyRequest(this,`!${_path.default.join(__dirname,'runtime/injectStylesIntoStyleTag.js')}`)};
            import content from ${_loaderUtils.default.stringifyRequest(this,`!!${request}`)};`:`var api = require(${_loaderUtils.default.stringifyRequest(this,`!${_path.default.join(__dirname,'runtime/injectStylesIntoStyleTag.js')}`)});
            var content = require(${_loaderUtils.default.stringifyRequest(this,`!!${request}`)});

            content = content.__esModule ? content.default : content;

            if (typeof content === 'string') {
              content = [[module.id, content, '']];
            }`}

var options = ${JSON.stringify(options)};

options.insert = ${insert};
options.singleton = ${isSingleton};

var update = api(content, options);

${hmrCode}

${esModule?'export default':'module.exports ='} content.locals || {};`;}}};module.exports=loaderApi;
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