securityos/node_modules/eslint-plugin-import/lib/rules/newline-after-import.js

'use strict';




var _staticRequire = require('../core/staticRequire');var _staticRequire2 = _interopRequireDefault(_staticRequire);
var _docsUrl = require('../docsUrl');var _docsUrl2 = _interopRequireDefault(_docsUrl);

var _debug = require('debug');var _debug2 = _interopRequireDefault(_debug);function _interopRequireDefault(obj) {return obj && obj.__esModule ? obj : { 'default': obj };}
var log = (0, _debug2['default'])('eslint-plugin-import:rules:newline-after-import');

//------------------------------------------------------------------------------
// Rule Definition
//------------------------------------------------------------------------------
/**
 * @fileoverview Rule to enforce new line after import not followed by another import.
 * @author Radek Benkel
 */function containsNodeOrEqual(outerNode, innerNode) {return outerNode.range[0] <= innerNode.range[0] && outerNode.range[1] >= innerNode.range[1];}

function getScopeBody(scope) {
  if (scope.block.type === 'SwitchStatement') {
    log('SwitchStatement scopes not supported');
    return null;
  }var

  body = scope.block.body;
  if (body && body.type === 'BlockStatement') {
    return body.body;
  }

  return body;
}

function findNodeIndexInScopeBody(body, nodeToFind) {
  return body.findIndex(function (node) {return containsNodeOrEqual(node, nodeToFind);});
}

function getLineDifference(node, nextNode) {
  return nextNode.loc.start.line - node.loc.end.line;
}

function isClassWithDecorator(node) {
  return node.type === 'ClassDeclaration' && node.decorators && node.decorators.length;
}

function isExportDefaultClass(node) {
  return node.type === 'ExportDefaultDeclaration' && node.declaration.type === 'ClassDeclaration';
}

function isExportNameClass(node) {

  return node.type === 'ExportNamedDeclaration' && node.declaration && node.declaration.type === 'ClassDeclaration';
}

module.exports = {
  meta: {
    type: 'layout',
    docs: {
      category: 'Style guide',
      description: 'Enforce a newline after import statements.',
      url: (0, _docsUrl2['default'])('newline-after-import') },

    fixable: 'whitespace',
    schema: [
    {
      type: 'object',
      properties: {
        count: {
          type: 'integer',
          minimum: 1 },

        exactCount: { type: 'boolean' },
        considerComments: { type: 'boolean' } },

      additionalProperties: false }] },



  create: function () {function create(context) {
      var level = 0;
      var requireCalls = [];
      var options = Object.assign({
        count: 1,
        exactCount: false,
        considerComments: false },
      context.options[0]);


      function checkForNewLine(node, nextNode, type) {
        if (isExportDefaultClass(nextNode) || isExportNameClass(nextNode)) {
          var classNode = nextNode.declaration;

          if (isClassWithDecorator(classNode)) {
            nextNode = classNode.decorators[0];
          }
        } else if (isClassWithDecorator(nextNode)) {
          nextNode = nextNode.decorators[0];
        }

        var lineDifference = getLineDifference(node, nextNode);
        var EXPECTED_LINE_DIFFERENCE = options.count + 1;

        if (
        lineDifference < EXPECTED_LINE_DIFFERENCE ||
        options.exactCount && lineDifference !== EXPECTED_LINE_DIFFERENCE)
        {
          var column = node.loc.start.column;

          if (node.loc.start.line !== node.loc.end.line) {
            column = 0;
          }

          context.report({
            loc: {
              line: node.loc.end.line,
              column: column },

            message: 'Expected ' + String(options.count) + ' empty line' + (options.count > 1 ? 's' : '') + ' after ' + String(type) + ' statement not followed by another ' + String(type) + '.',
            fix: options.exactCount && EXPECTED_LINE_DIFFERENCE < lineDifference ? undefined : function (fixer) {return fixer.insertTextAfter(
              node,
              '\n'.repeat(EXPECTED_LINE_DIFFERENCE - lineDifference));} });


        }
      }

      function commentAfterImport(node, nextComment) {
        var lineDifference = getLineDifference(node, nextComment);
        var EXPECTED_LINE_DIFFERENCE = options.count + 1;

        if (lineDifference < EXPECTED_LINE_DIFFERENCE) {
          var column = node.loc.start.column;

          if (node.loc.start.line !== node.loc.end.line) {
            column = 0;
          }

          context.report({
            loc: {
              line: node.loc.end.line,
              column: column },

            message: 'Expected ' + String(options.count) + ' empty line' + (options.count > 1 ? 's' : '') + ' after import statement not followed by another import.',
            fix: options.exactCount && EXPECTED_LINE_DIFFERENCE < lineDifference ? undefined : function (fixer) {return fixer.insertTextAfter(
              node,
              '\n'.repeat(EXPECTED_LINE_DIFFERENCE - lineDifference));} });


        }
      }

      function incrementLevel() {
        level++;
      }
      function decrementLevel() {
        level--;
      }

      function checkImport(node) {var
        parent = node.parent;

        if (!parent || !parent.body) {
          return;
        }

        var nodePosition = parent.body.indexOf(node);
        var nextNode = parent.body[nodePosition + 1];
        var endLine = node.loc.end.line;
        var nextComment = void 0;

        if (typeof parent.comments !== 'undefined' && options.considerComments) {
          nextComment = parent.comments.find(function (o) {return o.loc.start.line >= endLine && o.loc.start.line <= endLine + options.count + 1;});
        }

        // skip "export import"s
        if (node.type === 'TSImportEqualsDeclaration' && node.isExport) {
          return;
        }

        if (nextComment && typeof nextComment !== 'undefined') {
          commentAfterImport(node, nextComment);
        } else if (nextNode && nextNode.type !== 'ImportDeclaration' && (nextNode.type !== 'TSImportEqualsDeclaration' || nextNode.isExport)) {
          checkForNewLine(node, nextNode, 'import');
        }
      }

      return {
        ImportDeclaration: checkImport,
        TSImportEqualsDeclaration: checkImport,
        CallExpression: function () {function CallExpression(node) {
            if ((0, _staticRequire2['default'])(node) && level === 0) {
              requireCalls.push(node);
            }
          }return CallExpression;}(),
        'Program:exit': function () {function ProgramExit() {
            log('exit processing for', context.getPhysicalFilename ? context.getPhysicalFilename() : context.getFilename());
            var scopeBody = getScopeBody(context.getScope());
            log('got scope:', scopeBody);

            requireCalls.forEach(function (node, index) {
              var nodePosition = findNodeIndexInScopeBody(scopeBody, node);
              log('node position in scope:', nodePosition);

              var statementWithRequireCall = scopeBody[nodePosition];
              var nextStatement = scopeBody[nodePosition + 1];
              var nextRequireCall = requireCalls[index + 1];

              if (nextRequireCall && containsNodeOrEqual(statementWithRequireCall, nextRequireCall)) {
                return;
              }

              if (
              nextStatement && (
              !nextRequireCall ||
              !containsNodeOrEqual(nextStatement, nextRequireCall)))

              {

                checkForNewLine(statementWithRequireCall, nextStatement, 'require');
              }
            });
          }return ProgramExit;}(),
        FunctionDeclaration: incrementLevel,
        FunctionExpression: incrementLevel,
        ArrowFunctionExpression: incrementLevel,
        BlockStatement: incrementLevel,
        ObjectExpression: incrementLevel,
        Decorator: incrementLevel,
        'FunctionDeclaration:exit': decrementLevel,
        'FunctionExpression:exit': decrementLevel,
        'ArrowFunctionExpression:exit': decrementLevel,
        'BlockStatement:exit': decrementLevel,
        'ObjectExpression:exit': decrementLevel,
        'Decorator:exit': decrementLevel };

    }return create;}() };
//# sourceMappingURL=data:application/json;charset=utf-8;base64,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