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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/@expo/config/build
Просмотр файла: evalConfig.js

"use strict";

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

function _fs() {
  const data = require("fs");

  _fs = function () {
    return data;
  };

  return data;
}

function _requireFromString() {
  const data = _interopRequireDefault(require("require-from-string"));

  _requireFromString = function () {
    return data;
  };

  return data;
}

function _sucrase() {
  const data = require("sucrase");

  _sucrase = function () {
    return data;
  };

  return data;
}

function _Errors() {
  const data = require("./Errors");

  _Errors = function () {
    return data;
  };

  return data;
}

function _Serialize() {
  const data = require("./Serialize");

  _Serialize = function () {
    return data;
  };

  return data;
}

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

/**
 * Transpile and evaluate the dynamic config object.
 * This method is shared between the standard reading method in getConfig, and the headless script.
 *
 * @param options configFile path to the dynamic app.config.*, request to send to the dynamic config if it exports a function.
 * @returns the serialized and evaluated config along with the exported object type (object or function).
 */
function evalConfig(configFile, request) {
  const contents = (0, _fs().readFileSync)(configFile, 'utf8');
  let result;

  try {
    const {
      code
    } = (0, _sucrase().transform)(contents, {
      filePath: configFile,
      transforms: ['typescript', 'imports']
    });
    result = (0, _requireFromString().default)(code, configFile);
  } catch (error) {
    const location = extractLocationFromSyntaxError(error); // Apply a code frame preview to the error if possible, sucrase doesn't do this by default.

    if (location) {
      const {
        codeFrameColumns
      } = require('@babel/code-frame');

      const codeFrame = codeFrameColumns(contents, {
        start: error.loc
      }, {
        highlightCode: true
      });
      error.codeFrame = codeFrame;
      error.message += `\n${codeFrame}`;
    } else {
      const importantStack = extractImportantStackFromNodeError(error);

      if (importantStack) {
        error.message += `\n${importantStack}`;
      }
    }

    throw error;
  }

  return resolveConfigExport(result, configFile, request);
}

function extractLocationFromSyntaxError(error) {
  // sucrase provides the `loc` object
  if (error.loc) {
    return error.loc;
  } // `SyntaxError`s provide the `lineNumber` and `columnNumber` properties


  if ('lineNumber' in error && 'columnNumber' in error) {
    return {
      line: error.lineNumber,
      column: error.columnNumber
    };
  }

  return null;
} // These kinda errors often come from syntax errors in files that were imported by the main file.
// An example is a module that includes an import statement.


function extractImportantStackFromNodeError(error) {
  if (isSyntaxError(error)) {
    var _error$stack;

    const traces = (_error$stack = error.stack) === null || _error$stack === void 0 ? void 0 : _error$stack.split('\n').filter(line => !line.startsWith('    at '));
    if (!traces) return null; // Remove redundant line

    if (traces[traces.length - 1].startsWith('SyntaxError:')) {
      traces.pop();
    }

    return traces.join('\n');
  }

  return null;
}

function isSyntaxError(error) {
  return error instanceof SyntaxError || error.constructor.name === 'SyntaxError';
}
/**
 * - Resolve the exported contents of an Expo config (be it default or module.exports)
 * - Assert no promise exports
 * - Return config type
 * - Serialize config
 *
 * @param result
 * @param configFile
 * @param request
 */


function resolveConfigExport(result, configFile, request) {
  var _result;

  if (result.default != null) {
    result = result.default;
  }

  const exportedObjectType = typeof result;

  if (typeof result === 'function') {
    result = result(request);
  }

  if (result instanceof Promise) {
    throw new (_Errors().ConfigError)(`Config file ${configFile} cannot return a Promise.`, 'INVALID_CONFIG');
  } // If the expo object exists, ignore all other values.


  if ((_result = result) !== null && _result !== void 0 && _result.expo) {
    result = (0, _Serialize().serializeSkippingMods)(result.expo);
  } else {
    result = (0, _Serialize().serializeSkippingMods)(result);
  }

  return {
    config: result,
    exportedObjectType
  };
}
//# sourceMappingURL=evalConfig.js.map
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