eslint-plugin-stylistic-compat/dist/rules/jsx-newline.js

Compatibility version of @stylistic/eslint-plugin for Node.js >= 12 and ESLint v8

'use strict';

var _Set = require('@babel/runtime-corejs3/core-js/set');
var _forEachInstanceProperty = require('@babel/runtime-corejs3/core-js/instance/for-each');
var _findInstanceProperty = require('@babel/runtime-corejs3/core-js/instance/find');
var _sliceInstanceProperty = require('@babel/runtime-corejs3/core-js/instance/slice');
var utils = require('../utils.js');
require('@babel/runtime-corejs3/core-js/object/from-entries');
require('@babel/runtime-corejs3/core-js/instance/map');
require('@babel/runtime-corejs3/core-js/instance/filter');
require('@babel/runtime-corejs3/core-js/object/entries');
require('@babel/runtime-corejs3/core-js/instance/flags');
require('@babel/runtime-corejs3/core-js/instance/includes');
require('@babel/runtime-corejs3/core-js/instance/starts-with');
require('../vendor.js');
require('@babel/runtime-corejs3/core-js/object/assign');
require('@babel/runtime-corejs3/core-js/object/create');
require('@babel/runtime-corejs3/core-js/object/freeze');
require('@babel/runtime-corejs3/core-js/array/is-array');
require('@babel/runtime-corejs3/core-js/instance/last-index-of');
require('@babel/runtime-corejs3/core-js/object/define-properties');
require('@babel/runtime-corejs3/core-js/object/keys');
require('@babel/runtime-corejs3/core-js/instance/index-of');
require('@babel/runtime-corejs3/core-js/instance/at');
require('@babel/runtime-corejs3/core-js/symbol');
require('@babel/runtime-corejs3/core-js/symbol/iterator');
require('@babel/runtime-corejs3/core-js/parse-int');
require('@babel/runtime-corejs3/core-js/parse-float');
require('@babel/runtime-corejs3/core-js/weak-map');
require('@babel/runtime-corejs3/core-js/object/define-property');
require('@babel/runtime-corejs3/core-js/global-this');
require('@babel/runtime-corejs3/core-js/array/from');
require('eslint/use-at-your-own-risk');
require('eslint');
require('@babel/runtime-corejs3/core-js/object/get-own-property-descriptor');
require('@babel/runtime-corejs3/core-js/map');
require('@babel/runtime-corejs3/core-js/instance/some');
require('@babel/runtime-corejs3/core-js/instance/every');
require('@babel/runtime-corejs3/core-js/instance/sort');
require('@babel/runtime-corejs3/core-js/array/of');
require('@babel/runtime-corejs3/core-js/instance/concat');
require('@babel/runtime-corejs3/core-js/instance/entries');
require('@babel/runtime-corejs3/core-js/instance/find-index');
require('@babel/runtime-corejs3/core-js/instance/flat');
require('@babel/runtime-corejs3/core-js/instance/keys');
require('@babel/runtime-corejs3/core-js/instance/values');
require('@babel/runtime-corejs3/core-js/object/get-own-property-names');
require('@babel/runtime-corejs3/core-js/number/is-finite');
require('@babel/runtime-corejs3/core-js/number/is-nan');
require('@babel/runtime-corejs3/core-js/number/parse-float');
require('@babel/runtime-corejs3/core-js/number/parse-int');
require('@babel/runtime-corejs3/core-js/object/is');
require('@babel/runtime-corejs3/core-js/object/is-extensible');
require('@babel/runtime-corejs3/core-js/object/is-frozen');
require('@babel/runtime-corejs3/core-js/object/is-sealed');
require('@babel/runtime-corejs3/core-js/object/values');
require('@babel/runtime-corejs3/core-js/string/from-code-point');
require('@babel/runtime-corejs3/core-js/string/raw');
require('@babel/runtime-corejs3/core-js/instance/code-point-at');
require('@babel/runtime-corejs3/core-js/instance/ends-with');
require('@babel/runtime-corejs3/core-js/instance/pad-end');
require('@babel/runtime-corejs3/core-js/instance/pad-start');
require('@babel/runtime-corejs3/core-js/instance/trim');
require('@babel/runtime-corejs3/core-js/instance/trim-end');
require('@babel/runtime-corejs3/core-js/instance/trim-left');
require('@babel/runtime-corejs3/core-js/instance/trim-right');
require('@babel/runtime-corejs3/core-js/instance/trim-start');
require('@babel/runtime-corejs3/core-js/symbol/for');
require('@babel/runtime-corejs3/core-js/symbol/key-for');
require('@babel/runtime-corejs3/core-js/object/prevent-extensions');
require('@babel/runtime-corejs3/core-js/object/seal');
require('@babel/runtime-corejs3/core-js/object/get-prototype-of');
require('@babel/runtime-corejs3/core-js/symbol/replace');
require('@babel/runtime-corejs3/core-js/instance/bind');
require('@babel/runtime-corejs3/core-js/instance/splice');
require('@babel/runtime-corejs3/core-js/instance/repeat');
require('@babel/runtime-corejs3/core-js/instance/reduce');
require('@babel/runtime-corejs3/core-js/instance/reverse');

const messages = {
  require: "JSX element should start in a new line",
  prevent: "JSX element should not start in a new line",
  allowMultilines: "Multiline JSX elements should start in a new line"
};
function isMultilined(node) {
  return node && node.loc.start.line !== node.loc.end.line;
}
var jsxNewline = utils.createRule({
  name: "jsx-newline",
  package: "jsx",
  meta: {
    type: "layout",
    docs: {
      description: "Require or prevent a new line after jsx elements and expressions."
    },
    fixable: "code",
    messages,
    schema: [{
      type: "object",
      properties: {
        prevent: {
          default: false,
          type: "boolean"
        },
        allowMultilines: {
          default: false,
          type: "boolean"
        }
      },
      additionalProperties: false,
      // @ts-expect-error Missing in type definition
      if: {
        properties: {
          allowMultilines: {
            const: true
          }
        }
      },
      then: {
        properties: {
          prevent: {
            const: true
          }
        },
        required: ["prevent"]
      }
    }]
  },
  create(context) {
    const jsxElementParents = /* @__PURE__ */new _Set();
    const sourceCode = context.sourceCode;
    function isBlockCommentInCurlyBraces(element) {
      const elementRawValue = sourceCode.getText(element);
      return /^\s*\{\/\*/.test(elementRawValue);
    }
    function isNonBlockComment(element) {
      return !isBlockCommentInCurlyBraces(element) && (element.type === "JSXElement" || element.type === "JSXExpressionContainer");
    }
    return {
      "Program:exit": function () {
        _forEachInstanceProperty(jsxElementParents).call(jsxElementParents, parent => {
          var _context;
          _forEachInstanceProperty(_context = parent.children).call(_context, (element, index, elements) => {
            if (element.type === "JSXElement" || element.type === "JSXExpressionContainer") {
              var _context2;
              const configuration = context.options[0] || {};
              const prevent = configuration.prevent || false;
              const allowMultilines = configuration.allowMultilines || false;
              const firstAdjacentSibling = elements[index + 1];
              const secondAdjacentSibling = elements[index + 2];
              const hasSibling = firstAdjacentSibling && secondAdjacentSibling && (firstAdjacentSibling.type === "Literal" || firstAdjacentSibling.type === "JSXText");
              if (!hasSibling) return;
              const isWithoutNewLine = !/\n\s*\n/.test(firstAdjacentSibling.value);
              if (isBlockCommentInCurlyBraces(element)) return;
              if (allowMultilines && (isMultilined(element) || isMultilined(_findInstanceProperty(_context2 = _sliceInstanceProperty(elements).call(elements, index + 2)).call(_context2, isNonBlockComment)))) {
                if (!isWithoutNewLine) return;
                const regex2 = /(\n)(?!.*\1)/g;
                const replacement2 = "\n\n";
                const messageId2 = "allowMultilines";
                context.report({
                  messageId: messageId2,
                  node: secondAdjacentSibling,
                  fix(fixer) {
                    return fixer.replaceText(firstAdjacentSibling, sourceCode.getText(firstAdjacentSibling).replace(regex2, replacement2));
                  }
                });
                return;
              }
              if (isWithoutNewLine === prevent) return;
              const messageId = prevent ? "prevent" : "require";
              const regex = prevent ? /(\n\n)(?!.*\1)/g : /(\n)(?!.*\1)/g;
              const replacement = prevent ? "\n" : "\n\n";
              context.report({
                messageId,
                node: secondAdjacentSibling,
                fix(fixer) {
                  return fixer.replaceText(firstAdjacentSibling,
                  // double or remove the last newline
                  sourceCode.getText(firstAdjacentSibling).replace(regex, replacement));
                }
              });
            }
          });
        });
      },
      ":matches(JSXElement, JSXFragment) > :matches(JSXElement, JSXExpressionContainer)": node => {
        jsxElementParents.add(node.parent);
      }
    };
  }
});

module.exports = jsxNewline;