node_modules/eslint-plugin-jsdoc/dist/exportParser.js

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _jsdoccomment = require("@es-joy/jsdoccomment");
var _debug = _interopRequireDefault(require("debug"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
const debug = (0, _debug.default)('requireExportJsdoc');
const createNode = function () {
  return {
    props: {}
  };
};
const getSymbolValue = function (symbol) {
  /* istanbul ignore next */
  if (!symbol) {
    /* istanbul ignore next */
    return null;
  }

  /* istanbul ignore next */
  if (symbol.type === 'literal') {
    return symbol.value.value;
  }

  /* istanbul ignore next */
  return null;
};
const getIdentifier = function (node, globals, scope, opts) {
  if (opts.simpleIdentifier) {
    // Type is Identier for noncomputed properties
    const identifierLiteral = createNode();
    identifierLiteral.type = 'literal';
    identifierLiteral.value = {
      value: node.name
    };
    return identifierLiteral;
  }

  /* istanbul ignore next */
  const block = scope || globals;

  // As scopes are not currently supported, they are not traversed upwards recursively
  if (block.props[node.name]) {
    return block.props[node.name];
  }

  // Seems this will only be entered once scopes added and entered
  /* istanbul ignore next */
  if (globals.props[node.name]) {
    return globals.props[node.name];
  }
  return null;
};
let createSymbol = null;

// eslint-disable-next-line complexity
const getSymbol = function (node, globals, scope, opt) {
  const opts = opt || {};
  /* istanbul ignore next */
  // eslint-disable-next-line default-case
  switch (node.type) {
    case 'Identifier':
      {
        return getIdentifier(node, globals, scope, opts);
      }
    case 'MemberExpression':
      {
        const obj = getSymbol(node.object, globals, scope, opts);
        const propertySymbol = getSymbol(node.property, globals, scope, {
          simpleIdentifier: !node.computed
        });
        const propertyValue = getSymbolValue(propertySymbol);

        /* istanbul ignore next */
        if (obj && propertyValue && obj.props[propertyValue]) {
          const block = obj.props[propertyValue];
          return block;
        }

        /*
        if (opts.createMissingProps && propertyValue) {
          obj.props[propertyValue] = createNode();
           return obj.props[propertyValue];
        }
        */
        /* istanbul ignore next */
        debug(`MemberExpression: Missing property ${node.property.name}`);

        /* istanbul ignore next */
        return null;
      }
    case 'ClassExpression':
      {
        return getSymbol(node.body, globals, scope, opts);
      }
    case 'TSTypeAliasDeclaration':
    case 'TSEnumDeclaration':
    case 'TSInterfaceDeclaration':
    case 'ClassDeclaration':
    case 'FunctionExpression':
    case 'FunctionDeclaration':
    case 'ArrowFunctionExpression':
      {
        const val = createNode();
        val.props.prototype = createNode();
        val.props.prototype.type = 'object';
        val.type = 'object';
        val.value = node;
        return val;
      }
    case 'AssignmentExpression':
      {
        return createSymbol(node.left, globals, node.right, scope, opts);
      }
    case 'ClassBody':
      {
        const val = createNode();
        for (const method of node.body) {
          val.props[method.key.name] = createNode();
          val.props[method.key.name].type = 'object';
          val.props[method.key.name].value = method.value;
        }
        val.type = 'object';
        val.value = node.parent;
        return val;
      }
    case 'ObjectExpression':
      {
        const val = createNode();
        val.type = 'object';
        for (const prop of node.properties) {
          if ([
          // @typescript-eslint/parser, espree, acorn, etc.
          'SpreadElement',
          // @babel/eslint-parser
          'ExperimentalSpreadProperty'].includes(prop.type)) {
            continue;
          }
          const propVal = getSymbol(prop.value, globals, scope, opts);
          /* istanbul ignore next */
          if (propVal) {
            val.props[prop.key.name] = propVal;
          }
        }
        return val;
      }
    case 'Literal':
      {
        const val = createNode();
        val.type = 'literal';
        val.value = node;
        return val;
      }
  }

  /* istanbul ignore next */
  return null;
};
const createBlockSymbol = function (block, name, value, globals, isGlobal) {
  block.props[name] = value;
  if (isGlobal && globals.props.window && globals.props.window.special) {
    globals.props.window.props[name] = value;
  }
};
createSymbol = function (node, globals, value, scope, isGlobal) {
  const block = scope || globals;
  let symbol;
  // eslint-disable-next-line default-case
  switch (node.type) {
    case 'FunctionDeclaration':
    /* istanbul ignore next */
    // Fall through
    case 'TSEnumDeclaration':
    case 'TSInterfaceDeclaration':
    /* istanbul ignore next */
    // Fall through
    case 'TSTypeAliasDeclaration':
    case 'ClassDeclaration':
      {
        /* istanbul ignore next */
        if (node.id && node.id.type === 'Identifier') {
          return createSymbol(node.id, globals, node, globals);
        }

        /* istanbul ignore next */
        break;
      }
    case 'Identifier':
      {
        if (value) {
          const valueSymbol = getSymbol(value, globals, block);
          /* istanbul ignore next */
          if (valueSymbol) {
            createBlockSymbol(block, node.name, valueSymbol, globals, isGlobal);
            return block.props[node.name];
          }

          /* istanbul ignore next */
          debug('Identifier: Missing value symbol for %s', node.name);
        } else {
          createBlockSymbol(block, node.name, createNode(), globals, isGlobal);
          return block.props[node.name];
        }

        /* istanbul ignore next */
        break;
      }
    case 'MemberExpression':
      {
        symbol = getSymbol(node.object, globals, block);
        const propertySymbol = getSymbol(node.property, globals, block, {
          simpleIdentifier: !node.computed
        });
        const propertyValue = getSymbolValue(propertySymbol);
        if (symbol && propertyValue) {
          createBlockSymbol(symbol, propertyValue, getSymbol(value, globals, block), globals, isGlobal);
          return symbol.props[propertyValue];
        }

        /* istanbul ignore next */
        debug('MemberExpression: Missing symbol: %s', node.property.name);
        break;
      }
  }
  return null;
};

// Creates variables from variable definitions
const initVariables = function (node, globals, opts) {
  // eslint-disable-next-line default-case
  switch (node.type) {
    case 'Program':
      {
        for (const childNode of node.body) {
          initVariables(childNode, globals, opts);
        }
        break;
      }
    case 'ExpressionStatement':
      {
        initVariables(node.expression, globals, opts);
        break;
      }
    case 'VariableDeclaration':
      {
        for (const declaration of node.declarations) {
          // let and const
          const symbol = createSymbol(declaration.id, globals, null, globals);
          if (opts.initWindow && node.kind === 'var' && globals.props.window) {
            // If var, also add to window
            globals.props.window.props[declaration.id.name] = symbol;
          }
        }
        break;
      }
    case 'ExportNamedDeclaration':
      {
        if (node.declaration) {
          initVariables(node.declaration, globals, opts);
        }
        break;
      }
  }
};

// Populates variable maps using AST
// eslint-disable-next-line complexity
const mapVariables = function (node, globals, opt, isExport) {
  /* istanbul ignore next */
  const opts = opt || {};
  /* istanbul ignore next */
  switch (node.type) {
    case 'Program':
      {
        if (opts.ancestorsOnly) {
          return false;
        }
        for (const childNode of node.body) {
          mapVariables(childNode, globals, opts);
        }
        break;
      }
    case 'ExpressionStatement':
      {
        mapVariables(node.expression, globals, opts);
        break;
      }
    case 'AssignmentExpression':
      {
        createSymbol(node.left, globals, node.right);
        break;
      }
    case 'VariableDeclaration':
      {
        for (const declaration of node.declarations) {
          const isGlobal = opts.initWindow && node.kind === 'var' && globals.props.window;
          const symbol = createSymbol(declaration.id, globals, declaration.init, globals, isGlobal);
          if (symbol && isExport) {
            symbol.exported = true;
          }
        }
        break;
      }
    case 'FunctionDeclaration':
      {
        /* istanbul ignore next */
        if (node.id.type === 'Identifier') {
          createSymbol(node.id, globals, node, globals, true);
        }
        break;
      }
    case 'ExportDefaultDeclaration':
      {
        const symbol = createSymbol(node.declaration, globals, node.declaration);
        if (symbol) {
          symbol.exported = true;
        } else if (!node.id) {
          globals.ANONYMOUS_DEFAULT = node.declaration;
        }
        break;
      }
    case 'ExportNamedDeclaration':
      {
        if (node.declaration) {
          if (node.declaration.type === 'VariableDeclaration') {
            mapVariables(node.declaration, globals, opts, true);
          } else {
            const symbol = createSymbol(node.declaration, globals, node.declaration);
            /* istanbul ignore next */
            if (symbol) {
              symbol.exported = true;
            }
          }
        }
        for (const specifier of node.specifiers) {
          mapVariables(specifier, globals, opts);
        }
        break;
      }
    case 'ExportSpecifier':
      {
        const symbol = getSymbol(node.local, globals, globals);
        /* istanbul ignore next */
        if (symbol) {
          symbol.exported = true;
        }
        break;
      }
    case 'ClassDeclaration':
      {
        createSymbol(node.id, globals, node.body, globals);
        break;
      }
    default:
      {
        /* istanbul ignore next */
        return false;
      }
  }
  return true;
};
const findNode = function (node, block, cache) {
  let blockCache = cache || [];
  /* istanbul ignore next */
  if (!block || blockCache.includes(block)) {
    return false;
  }
  blockCache = blockCache.slice();
  blockCache.push(block);
  if ((block.type === 'object' || block.type === 'MethodDefinition') && block.value === node) {
    return true;
  }
  const {
    props = block.body
  } = block;
  for (const propval of Object.values(props || {})) {
    if (Array.isArray(propval)) {
      /* istanbul ignore if */
      if (propval.some(val => {
        return findNode(node, val, blockCache);
      })) {
        return true;
      }
    } else if (findNode(node, propval, blockCache)) {
      return true;
    }
  }
  return false;
};
const exportTypes = new Set(['ExportNamedDeclaration', 'ExportDefaultDeclaration']);
const ignorableNestedTypes = new Set(['FunctionDeclaration', 'ArrowFunctionExpression', 'FunctionExpression']);
const getExportAncestor = function (nde) {
  let node = nde;
  let idx = 0;
  const ignorableIfDeep = ignorableNestedTypes.has(nde === null || nde === void 0 ? void 0 : nde.type);
  while (node) {
    // Ignore functions nested more deeply than say `export default function () {}`
    if (idx >= 2 && ignorableIfDeep) {
      break;
    }
    if (exportTypes.has(node.type)) {
      return node;
    }
    node = node.parent;
    idx++;
  }
  return false;
};
const canBeExportedByAncestorType = new Set(['TSPropertySignature', 'TSMethodSignature', 'ClassProperty', 'PropertyDefinition', 'Method']);
const canExportChildrenType = new Set(['TSInterfaceBody', 'TSInterfaceDeclaration', 'TSTypeLiteral', 'TSTypeAliasDeclaration', 'ClassDeclaration', 'ClassBody', 'ClassDefinition', 'ClassExpression', 'Program']);
const isExportByAncestor = function (nde) {
  if (!canBeExportedByAncestorType.has(nde.type)) {
    return false;
  }
  let node = nde.parent;
  while (node) {
    if (exportTypes.has(node.type)) {
      return node;
    }
    if (!canExportChildrenType.has(node.type)) {
      return false;
    }
    node = node.parent;
  }
  return false;
};
const findExportedNode = function (block, node, cache) {
  /* istanbul ignore next */
  if (block === null) {
    return false;
  }
  const blockCache = cache || [];
  const {
    props
  } = block;
  for (const propval of Object.values(props)) {
    blockCache.push(propval);
    if (propval.exported && (node === propval.value || findNode(node, propval.value))) {
      return true;
    }

    // No need to check `propval` for exported nodes as ESM
    //  exports are only global
  }

  return false;
};
const isNodeExported = function (node, globals, opt) {
  var _globals$props$module, _globals$props$module2;
  const moduleExports = (_globals$props$module = globals.props.module) === null || _globals$props$module === void 0 ? void 0 : (_globals$props$module2 = _globals$props$module.props) === null || _globals$props$module2 === void 0 ? void 0 : _globals$props$module2.exports;
  if (opt.initModuleExports && moduleExports && findNode(node, moduleExports)) {
    return true;
  }
  if (opt.initWindow && globals.props.window && findNode(node, globals.props.window)) {
    return true;
  }
  if (opt.esm && findExportedNode(globals, node)) {
    return true;
  }
  return false;
};
const parseRecursive = function (node, globalVars, opts) {
  // Iterate from top using recursion - stop at first processed node from top
  if (node.parent && parseRecursive(node.parent, globalVars, opts)) {
    return true;
  }
  return mapVariables(node, globalVars, opts);
};
const parse = function (ast, node, opt) {
  /* istanbul ignore next */
  const opts = opt || {
    ancestorsOnly: false,
    esm: true,
    initModuleExports: true,
    initWindow: true
  };
  const globalVars = createNode();
  if (opts.initModuleExports) {
    globalVars.props.module = createNode();
    globalVars.props.module.props.exports = createNode();
    globalVars.props.exports = globalVars.props.module.props.exports;
  }
  if (opts.initWindow) {
    globalVars.props.window = createNode();
    globalVars.props.window.special = true;
  }
  if (opts.ancestorsOnly) {
    parseRecursive(node, globalVars, opts);
  } else {
    initVariables(ast, globalVars, opts);
    mapVariables(ast, globalVars, opts);
  }
  return {
    globalVars
  };
};
const isUncommentedExport = function (node, sourceCode, opt, settings) {
  // console.log({node});
  // Optimize with ancestor check for esm
  if (opt.esm) {
    const exportNode = getExportAncestor(node);

    // Is export node comment
    if (exportNode && !(0, _jsdoccomment.findJSDocComment)(exportNode, sourceCode, settings)) {
      return true;
    }

    /**
     * Some typescript types are not in variable map, but inherit exported (interface property and method)
     */
    if (isExportByAncestor(node) && !(0, _jsdoccomment.findJSDocComment)(node, sourceCode, settings)) {
      return true;
    }
  }
  const parseResult = parse(sourceCode.ast, node, opt);
  return isNodeExported(node, parseResult.globalVars, opt);
};
var _default = {
  isUncommentedExport,
  parse
};
exports.default = _default;
module.exports = exports.default;
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