GoScrobble/web/node_modules/eslint-plugin-import/lib/rules/no-deprecated.js

'use strict';var _declaredScope = require('eslint-module-utils/declaredScope');var _declaredScope2 = _interopRequireDefault(_declaredScope);
var _ExportMap = require('../ExportMap');var _ExportMap2 = _interopRequireDefault(_ExportMap);
var _docsUrl = require('../docsUrl');var _docsUrl2 = _interopRequireDefault(_docsUrl);function _interopRequireDefault(obj) {return obj && obj.__esModule ? obj : { 'default': obj };}

function message(deprecation) {
  return 'Deprecated' + (deprecation.description ? ': ' + deprecation.description : '.');
}

function getDeprecation(metadata) {
  if (!metadata || !metadata.doc) return;

  return metadata.doc.tags.find(function (t) {return t.title === 'deprecated';});
}

module.exports = {
  meta: {
    type: 'suggestion',
    docs: {
      url: (0, _docsUrl2['default'])('no-deprecated') },

    schema: [] },


  create: function () {function create(context) {
      var deprecated = new Map();
      var namespaces = new Map();

      function checkSpecifiers(node) {
        if (node.type !== 'ImportDeclaration') return;
        if (node.source == null) return; // local export, ignore

        var imports = _ExportMap2['default'].get(node.source.value, context);
        if (imports == null) return;

        var moduleDeprecation = imports.doc && imports.doc.tags.find(function (t) {return t.title === 'deprecated';});
        if (moduleDeprecation) {
          context.report({ node: node, message: message(moduleDeprecation) });
        }

        if (imports.errors.length) {
          imports.reportErrors(context, node);
          return;
        }

        node.specifiers.forEach(function (im) {
          var imported = void 0;var local = void 0;
          switch (im.type) {


            case 'ImportNamespaceSpecifier':{
                if (!imports.size) return;
                namespaces.set(im.local.name, imports);
                return;
              }

            case 'ImportDefaultSpecifier':
              imported = 'default';
              local = im.local.name;
              break;

            case 'ImportSpecifier':
              imported = im.imported.name;
              local = im.local.name;
              break;

            default:return; // can't handle this one
          }

          // unknown thing can't be deprecated
          var exported = imports.get(imported);
          if (exported == null) return;

          // capture import of deep namespace
          if (exported.namespace) namespaces.set(local, exported.namespace);

          var deprecation = getDeprecation(imports.get(imported));
          if (!deprecation) return;

          context.report({ node: im, message: message(deprecation) });

          deprecated.set(local, deprecation);

        });
      }

      return {
        'Program': function () {function Program(_ref) {var body = _ref.body;return body.forEach(checkSpecifiers);}return Program;}(),

        'Identifier': function () {function Identifier(node) {
            if (node.parent.type === 'MemberExpression' && node.parent.property === node) {
              return; // handled by MemberExpression
            }

            // ignore specifier identifiers
            if (node.parent.type.slice(0, 6) === 'Import') return;

            if (!deprecated.has(node.name)) return;

            if ((0, _declaredScope2['default'])(context, node.name) !== 'module') return;
            context.report({
              node: node,
              message: message(deprecated.get(node.name)) });

          }return Identifier;}(),

        'MemberExpression': function () {function MemberExpression(dereference) {
            if (dereference.object.type !== 'Identifier') return;
            if (!namespaces.has(dereference.object.name)) return;

            if ((0, _declaredScope2['default'])(context, dereference.object.name) !== 'module') return;

            // go deep
            var namespace = namespaces.get(dereference.object.name);
            var namepath = [dereference.object.name];
            // while property is namespace and parent is member expression, keep validating
            while (namespace instanceof _ExportMap2['default'] &&
            dereference.type === 'MemberExpression') {

              // ignore computed parts for now
              if (dereference.computed) return;

              var metadata = namespace.get(dereference.property.name);

              if (!metadata) break;
              var deprecation = getDeprecation(metadata);

              if (deprecation) {
                context.report({ node: dereference.property, message: message(deprecation) });
              }

              // stash and pop
              namepath.push(dereference.property.name);
              namespace = metadata.namespace;
              dereference = dereference.parent;
            }
          }return MemberExpression;}() };

    }return create;}() };
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