canonical/dist/syntaxes/js/fixText.js

Canonical code style linter and formatter for JavaScript, SCSS, CSS and JSON.

'use strict';

Object.defineProperty(exports, "__esModule", {
    value: true
});

var _find2 = require('lodash/find');

var _find3 = _interopRequireDefault(_find2);

var _eslint = require('eslint');

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var cli = new _eslint.CLIEngine({
    allowInlineConfig: true,
    baseConfig: false,
    configFile: require.resolve('./eslintrc.json'),
    envs: [],
    extensions: [],
    fix: true,
    globals: [],
    parser: require.resolve('babel-eslint'),
    rulePaths: [],
    useEslintrc: false
});

var fixText = function fixText(text) {
    var report = cli.executeOnText(text).results[0];

    var fatalError = (0, _find3.default)(report.messages, {
        fatal: true
    });

    if (fatalError) {
        throw new Error(fatalError.message + ' (line: ' + fatalError.line + ', column: ' + fatalError.column + ').');
    }

    return report.output || text;
};

exports.default = function (text) {
    var input = undefined,
        maxIterationCount = undefined,
        output = undefined;

    maxIterationCount = 100;
    output = text;

    // @see https://github.com/eslint/eslint/issues/5004

    do {
        input = output;

        output = fixText(input);

        if (--maxIterationCount < 0) {
            throw new Error('Max iteration count.');
        }
    } while (output !== input);

    return output;
};

module.exports = exports['default'];
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