'use strict';

var _path = require('path');

var _path2 = _interopRequireDefault(_path);

var _resolve = require('eslint-module-utils/resolve');

var _resolve2 = _interopRequireDefault(_resolve);

var _importType = require('../core/importType');

var _docsUrl = require('../docsUrl');

var _docsUrl2 = _interopRequireDefault(_docsUrl);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

const enumValues = { enum: ['always', 'ignorePackages', 'never'] };
const patternProperties = {
  type: 'object',
  patternProperties: { '.*': enumValues }
};
const properties = {
  type: 'object',
  properties: {
    'pattern': patternProperties,
    'ignorePackages': { type: 'boolean' }
  }
};

function buildProperties(context) {

  const result = {
    defaultConfig: 'never',
    pattern: {},
    ignorePackages: false
  };

  context.options.forEach(obj => {

    // If this is a string, set defaultConfig to its value
    if (typeof obj === 'string') {
      result.defaultConfig = obj;
      return;
    }

    // If this is not the new structure, transfer all props to result.pattern
    if (obj.pattern === undefined && obj.ignorePackages === undefined) {
      Object.assign(result.pattern, obj);
      return;
    }

    // If pattern is provided, transfer all props
    if (obj.pattern !== undefined) {
      Object.assign(result.pattern, obj.pattern);
    }

    // If ignorePackages is provided, transfer it to result
    if (obj.ignorePackages !== undefined) {
      result.ignorePackages = obj.ignorePackages;
    }
  });

  return result;
}

module.exports = {
  meta: {
    docs: {
      url: (0, _docsUrl2.default)('extensions')
    },

    schema: {
      anyOf: [{
        type: 'array',
        items: [enumValues],
        additionalItems: false
      }, {
        type: 'array',
        items: [enumValues, properties],
        additionalItems: false
      }, {
        type: 'array',
        items: [properties],
        additionalItems: false
      }, {
        type: 'array',
        items: [patternProperties],
        additionalItems: false
      }, {
        type: 'array',
        items: [enumValues, patternProperties],
        additionalItems: false
      }]
    }
  },

  create: function (context) {

    const props = buildProperties(context);

    function getModifier(extension) {
      return props.pattern[extension] || props.defaultConfig;
    }

    function isUseOfExtensionRequired(extension, isPackageMain) {
      return getModifier(extension) === 'always' && (!props.ignorePackages || !isPackageMain);
    }

    function isUseOfExtensionForbidden(extension) {
      return getModifier(extension) === 'never';
    }

    function isResolvableWithoutExtension(file) {
      const extension = _path2.default.extname(file);
      const fileWithoutExtension = file.slice(0, -extension.length);
      const resolvedFileWithoutExtension = (0, _resolve2.default)(fileWithoutExtension, context);

      return resolvedFileWithoutExtension === (0, _resolve2.default)(file, context);
    }

    function checkFileExtension(node) {
      const source = node.source;

      // bail if the declaration doesn't have a source, e.g. "export { foo };"

      if (!source) return;

      const importPath = source.value;

      // don't enforce anything on builtins
      if ((0, _importType.isBuiltIn)(importPath, context.settings)) return;

      const resolvedPath = (0, _resolve2.default)(importPath, context);

      // get extension from resolved path, if possible.
      // for unresolved, use source value.
      const extension = _path2.default.extname(resolvedPath || importPath).substring(1);

      // determine if this is a module
      const isPackageMain = (0, _importType.isExternalModuleMain)(importPath, context.settings) || (0, _importType.isScopedMain)(importPath);

      if (!extension || !importPath.endsWith(`.${extension}`)) {
        const extensionRequired = isUseOfExtensionRequired(extension, isPackageMain);
        const extensionForbidden = isUseOfExtensionForbidden(extension);
        if (extensionRequired && !extensionForbidden) {
          context.report({
            node: source,
            message: `Missing file extension ${extension ? `"${extension}" ` : ''}for "${importPath}"`
          });
        }
      } else if (extension) {
        if (isUseOfExtensionForbidden(extension) && isResolvableWithoutExtension(importPath)) {
          context.report({
            node: source,
            message: `Unexpected use of file extension "${extension}" for "${importPath}"`
          });
        }
      }
    }

    return {
      ImportDeclaration: checkFileExtension,
      ExportNamedDeclaration: checkFileExtension
    };
  }
};
//# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"sources":["rules/extensions.js"],"names":["enumValues","enum","patternProperties","type","properties","buildProperties","context","result","defaultConfig","pattern","ignorePackages","options","forEach","obj","undefined","Object","assign","module","exports","meta","docs","url","schema","anyOf","items","additionalItems","create","props","getModifier","extension","isUseOfExtensionRequired","isPackageMain","isUseOfExtensionForbidden","isResolvableWithoutExtension","file","path","extname","fileWithoutExtension","slice","length","resolvedFileWithoutExtension","checkFileExtension","node","source","importPath","value","settings","resolvedPath","substring","endsWith","extensionRequired","extensionForbidden","report","message","ImportDeclaration","ExportNamedDeclaration"],"mappings":";;AAAA;;;;AAEA;;;;AACA;;AACA;;;;;;AAEA,MAAMA,aAAa,EAAEC,MAAM,CAAE,QAAF,EAAY,gBAAZ,EAA8B,OAA9B,CAAR,EAAnB;AACA,MAAMC,oBAAoB;AACxBC,QAAM,QADkB;AAExBD,qBAAmB,EAAE,MAAMF,UAAR;AAFK,CAA1B;AAIA,MAAMI,aAAa;AACjBD,QAAM,QADW;AAEjBC,cAAY;AACV,eAAWF,iBADD;AAEV,sBAAkB,EAAEC,MAAM,SAAR;AAFR;AAFK,CAAnB;;AAQA,SAASE,eAAT,CAAyBC,OAAzB,EAAkC;;AAE9B,QAAMC,SAAS;AACbC,mBAAe,OADF;AAEbC,aAAS,EAFI;AAGbC,oBAAgB;AAHH,GAAf;;AAMAJ,UAAQK,OAAR,CAAgBC,OAAhB,CAAwBC,OAAO;;AAE7B;AACA,QAAI,OAAOA,GAAP,KAAe,QAAnB,EAA6B;AAC3BN,aAAOC,aAAP,GAAuBK,GAAvB;AACA;AACD;;AAED;AACA,QAAIA,IAAIJ,OAAJ,KAAgBK,SAAhB,IAA6BD,IAAIH,cAAJ,KAAuBI,SAAxD,EAAmE;AACjEC,aAAOC,MAAP,CAAcT,OAAOE,OAArB,EAA8BI,GAA9B;AACA;AACD;;AAED;AACA,QAAIA,IAAIJ,OAAJ,KAAgBK,SAApB,EAA+B;AAC7BC,aAAOC,MAAP,CAAcT,OAAOE,OAArB,EAA8BI,IAAIJ,OAAlC;AACD;;AAED;AACA,QAAII,IAAIH,cAAJ,KAAuBI,SAA3B,EAAsC;AACpCP,aAAOG,cAAP,GAAwBG,IAAIH,cAA5B;AACD;AACF,GAvBD;;AAyBA,SAAOH,MAAP;AACH;;AAEDU,OAAOC,OAAP,GAAiB;AACfC,QAAM;AACJC,UAAM;AACJC,WAAK,uBAAQ,YAAR;AADD,KADF;;AAKJC,YAAQ;AACNC,aAAO,CACL;AACEpB,cAAM,OADR;AAEEqB,eAAO,CAACxB,UAAD,CAFT;AAGEyB,yBAAiB;AAHnB,OADK,EAML;AACEtB,cAAM,OADR;AAEEqB,eAAO,CACLxB,UADK,EAELI,UAFK,CAFT;AAMEqB,yBAAiB;AANnB,OANK,EAcL;AACEtB,cAAM,OADR;AAEEqB,eAAO,CAACpB,UAAD,CAFT;AAGEqB,yBAAiB;AAHnB,OAdK,EAmBL;AACEtB,cAAM,OADR;AAEEqB,eAAO,CAACtB,iBAAD,CAFT;AAGEuB,yBAAiB;AAHnB,OAnBK,EAwBL;AACEtB,cAAM,OADR;AAEEqB,eAAO,CACLxB,UADK,EAELE,iBAFK,CAFT;AAMEuB,yBAAiB;AANnB,OAxBK;AADD;AALJ,GADS;;AA2CfC,UAAQ,UAAUpB,OAAV,EAAmB;;AAEzB,UAAMqB,QAAQtB,gBAAgBC,OAAhB,CAAd;;AAEA,aAASsB,WAAT,CAAqBC,SAArB,EAAgC;AAC9B,aAAOF,MAAMlB,OAAN,CAAcoB,SAAd,KAA4BF,MAAMnB,aAAzC;AACD;;AAED,aAASsB,wBAAT,CAAkCD,SAAlC,EAA6CE,aAA7C,EAA4D;AAC1D,aAAOH,YAAYC,SAAZ,MAA2B,QAA3B,KAAwC,CAACF,MAAMjB,cAAP,IAAyB,CAACqB,aAAlE,CAAP;AACD;;AAED,aAASC,yBAAT,CAAmCH,SAAnC,EAA8C;AAC5C,aAAOD,YAAYC,SAAZ,MAA2B,OAAlC;AACD;;AAED,aAASI,4BAAT,CAAsCC,IAAtC,EAA4C;AAC1C,YAAML,YAAYM,eAAKC,OAAL,CAAaF,IAAb,CAAlB;AACA,YAAMG,uBAAuBH,KAAKI,KAAL,CAAW,CAAX,EAAc,CAACT,UAAUU,MAAzB,CAA7B;AACA,YAAMC,+BAA+B,uBAAQH,oBAAR,EAA8B/B,OAA9B,CAArC;;AAEA,aAAOkC,iCAAiC,uBAAQN,IAAR,EAAc5B,OAAd,CAAxC;AACD;;AAED,aAASmC,kBAAT,CAA4BC,IAA5B,EAAkC;AAAA,YACxBC,MADwB,GACbD,IADa,CACxBC,MADwB;;AAGhC;;AACA,UAAI,CAACA,MAAL,EAAa;;AAEb,YAAMC,aAAaD,OAAOE,KAA1B;;AAEA;AACA,UAAI,2BAAUD,UAAV,EAAsBtC,QAAQwC,QAA9B,CAAJ,EAA6C;;AAE7C,YAAMC,eAAe,uBAAQH,UAAR,EAAoBtC,OAApB,CAArB;;AAEA;AACA;AACA,YAAMuB,YAAYM,eAAKC,OAAL,CAAaW,gBAAgBH,UAA7B,EAAyCI,SAAzC,CAAmD,CAAnD,CAAlB;;AAEA;AACA,YAAMjB,gBAAgB,sCAAqBa,UAArB,EAAiCtC,QAAQwC,QAAzC,KACjB,8BAAaF,UAAb,CADL;;AAGA,UAAI,CAACf,SAAD,IAAc,CAACe,WAAWK,QAAX,CAAqB,IAAGpB,SAAU,EAAlC,CAAnB,EAAyD;AACvD,cAAMqB,oBAAoBpB,yBAAyBD,SAAzB,EAAoCE,aAApC,CAA1B;AACA,cAAMoB,qBAAqBnB,0BAA0BH,SAA1B,CAA3B;AACA,YAAIqB,qBAAqB,CAACC,kBAA1B,EAA8C;AAC5C7C,kBAAQ8C,MAAR,CAAe;AACbV,kBAAMC,MADO;AAEbU,qBACG,0BAAyBxB,YAAa,IAAGA,SAAU,IAA1B,GAAgC,EAAG,QAAOe,UAAW;AAHpE,WAAf;AAKD;AACF,OAVD,MAUO,IAAIf,SAAJ,EAAe;AACpB,YAAIG,0BAA0BH,SAA1B,KAAwCI,6BAA6BW,UAA7B,CAA5C,EAAsF;AACpFtC,kBAAQ8C,MAAR,CAAe;AACbV,kBAAMC,MADO;AAEbU,qBAAU,qCAAoCxB,SAAU,UAASe,UAAW;AAF/D,WAAf;AAID;AACF;AACF;;AAED,WAAO;AACLU,yBAAmBb,kBADd;AAELc,8BAAwBd;AAFnB,KAAP;AAID;AAhHc,CAAjB","file":"rules/extensions.js","sourcesContent":["import path from 'path'\n\nimport resolve from 'eslint-module-utils/resolve'\nimport { isBuiltIn, isExternalModuleMain, isScopedMain } from '../core/importType'\nimport docsUrl from '../docsUrl'\n\nconst enumValues = { enum: [ 'always', 'ignorePackages', 'never' ] }\nconst patternProperties = {\n  type: 'object',\n  patternProperties: { '.*': enumValues },\n}\nconst properties = {\n  type: 'object',\n  properties: {\n    'pattern': patternProperties,\n    'ignorePackages': { type: 'boolean' },\n  },\n}\n\nfunction buildProperties(context) {\n\n    const result = {\n      defaultConfig: 'never',\n      pattern: {},\n      ignorePackages: false,\n    }\n\n    context.options.forEach(obj => {\n\n      // If this is a string, set defaultConfig to its value\n      if (typeof obj === 'string') {\n        result.defaultConfig = obj\n        return\n      }\n\n      // If this is not the new structure, transfer all props to result.pattern\n      if (obj.pattern === undefined && obj.ignorePackages === undefined) {\n        Object.assign(result.pattern, obj)\n        return\n      }\n\n      // If pattern is provided, transfer all props\n      if (obj.pattern !== undefined) {\n        Object.assign(result.pattern, obj.pattern)\n      }\n\n      // If ignorePackages is provided, transfer it to result\n      if (obj.ignorePackages !== undefined) {\n        result.ignorePackages = obj.ignorePackages\n      }\n    })\n\n    return result\n}\n\nmodule.exports = {\n  meta: {\n    docs: {\n      url: docsUrl('extensions'),\n    },\n\n    schema: {\n      anyOf: [\n        {\n          type: 'array',\n          items: [enumValues],\n          additionalItems: false,\n        },\n        {\n          type: 'array',\n          items: [\n            enumValues,\n            properties,\n          ],\n          additionalItems: false,\n        },\n        {\n          type: 'array',\n          items: [properties],\n          additionalItems: false,\n        },\n        {\n          type: 'array',\n          items: [patternProperties],\n          additionalItems: false,\n        },\n        {\n          type: 'array',\n          items: [\n            enumValues,\n            patternProperties,\n          ],\n          additionalItems: false,\n        },\n      ],\n    },\n  },\n\n  create: function (context) {\n\n    const props = buildProperties(context)\n\n    function getModifier(extension) {\n      return props.pattern[extension] || props.defaultConfig\n    }\n\n    function isUseOfExtensionRequired(extension, isPackageMain) {\n      return getModifier(extension) === 'always' && (!props.ignorePackages || !isPackageMain)\n    }\n\n    function isUseOfExtensionForbidden(extension) {\n      return getModifier(extension) === 'never'\n    }\n\n    function isResolvableWithoutExtension(file) {\n      const extension = path.extname(file)\n      const fileWithoutExtension = file.slice(0, -extension.length)\n      const resolvedFileWithoutExtension = resolve(fileWithoutExtension, context)\n\n      return resolvedFileWithoutExtension === resolve(file, context)\n    }\n\n    function checkFileExtension(node) {\n      const { source } = node\n\n      // bail if the declaration doesn't have a source, e.g. \"export { foo };\"\n      if (!source) return\n\n      const importPath = source.value\n\n      // don't enforce anything on builtins\n      if (isBuiltIn(importPath, context.settings)) return\n\n      const resolvedPath = resolve(importPath, context)\n\n      // get extension from resolved path, if possible.\n      // for unresolved, use source value.\n      const extension = path.extname(resolvedPath || importPath).substring(1)\n\n      // determine if this is a module\n      const isPackageMain = isExternalModuleMain(importPath, context.settings)\n        || isScopedMain(importPath)\n\n      if (!extension || !importPath.endsWith(`.${extension}`)) {\n        const extensionRequired = isUseOfExtensionRequired(extension, isPackageMain)\n        const extensionForbidden = isUseOfExtensionForbidden(extension)\n        if (extensionRequired && !extensionForbidden) {\n          context.report({\n            node: source,\n            message:\n              `Missing file extension ${extension ? `\"${extension}\" ` : ''}for \"${importPath}\"`,\n          })\n        }\n      } else if (extension) {\n        if (isUseOfExtensionForbidden(extension) && isResolvableWithoutExtension(importPath)) {\n          context.report({\n            node: source,\n            message: `Unexpected use of file extension \"${extension}\" for \"${importPath}\"`,\n          })\n        }\n      }\n    }\n\n    return {\n      ImportDeclaration: checkFileExtension,\n      ExportNamedDeclaration: checkFileExtension,\n    }\n  },\n}\n"]}