Constnium/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: {
      url: (0, _docsUrl2['default'])('newline-after-import') },

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


      'additionalProperties': false }] },



  create: function () {function create(context) {
      var level = 0;
      var requireCalls = [];

      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 options = context.options[0] || { count: 1 };
        var lineDifference = getLineDifference(node, nextNode);
        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 ' + String(
            type) + ' statement not followed by another ' + String(type) + '.',
            fix: function () {function fix(fixer) {return fixer.insertTextAfter(
                node,
                '\n'.repeat(EXPECTED_LINE_DIFFERENCE - lineDifference));}return fix;}() });


        }
      }

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

      function checkImport(node) {var
        parent = node.parent;
        var nodePosition = parent.body.indexOf(node);
        var nextNode = parent.body[nodePosition + 1];

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

        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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