File Manager

Editing File: /home/ubuntu/todaykat-frontend-base/node_modules/bindings/bindings.js

/**
 * Module dependencies.
 */

/**
 * The main `bindings()` function loads the compiled bindings for a given module.
 * It uses V8's Error API to determine the parent filename that this function is
 * being invoked from, which is then used to find the root directory.
 */

function bindings(opts) {
  // Argument surgery
  if (typeof opts == 'string') {
    opts = { bindings: opts };
  } else if (!opts) {
    opts = {};
  }

// maps `defaults` onto `opts` object
  Object.keys(defaults).map(function(i) {
    if (!(i in opts)) opts[i] = defaults[i];
  });

// Get the module root
  if (!opts.module_root) {
    opts.module_root = exports.getRoot(exports.getFileName());
  }

// Ensure the given bindings name ends with .node
  if (path.extname(opts.bindings) != '.node') {
    opts.bindings += '.node';
  }

// https://github.com/webpack/webpack/issues/4175#issuecomment-342931035
  var requireFunc =
    typeof __webpack_require__ === 'function'
      ? __non_webpack_require__
      : require;

var tries = [],
    i = 0,
    l = opts.try.length,
    n,
    b,
    err;

for (; i < l; i++) {
    n = join.apply(
      null,
      opts.try[i].map(function(p) {
        return opts[p] || p;
      })
    );
    tries.push(n);
    try {
      b = opts.path ? requireFunc.resolve(n) : requireFunc(n);
      if (!opts.path) {
        b.path = n;
      }
      return b;
    } catch (e) {
      if (e.code !== 'MODULE_NOT_FOUND' &&
          e.code !== 'QUALIFIED_PATH_RESOLUTION_FAILED' &&
          !/not find/i.test(e.message)) {
        throw e;
      }
    }
  }

err = new Error(
    'Could not locate the bindings file. Tried:\n' +
      tries
        .map(function(a) {
          return opts.arrow + a;
        })
        .join('\n')
  );
  err.tries = tries;
  throw err;
}
module.exports = exports = bindings;

/**
 * Gets the filename of the JavaScript file that invokes this function.
 * Used to help find the root directory of a module.
 * Optionally accepts an filename argument to skip when searching for the invoking filename
 */

exports.getFileName = function getFileName(calling_file) {
  var origPST = Error.prepareStackTrace,
    origSTL = Error.stackTraceLimit,
    dummy = {},
    fileName;

Error.stackTraceLimit = 10;

Error.prepareStackTrace = function(e, st) {
    for (var i = 0, l = st.length; i < l; i++) {
      fileName = st[i].getFileName();
      if (fileName !== __filename) {
        if (calling_file) {
          if (fileName !== calling_file) {
            return;
          }
        } else {
          return;
        }
      }
    }
  };

// run the 'prepareStackTrace' function above
  Error.captureStackTrace(dummy);
  dummy.stack;

// cleanup
  Error.prepareStackTrace = origPST;
  Error.stackTraceLimit = origSTL;

// handle filename that starts with "file://"
  var fileSchema = 'file://';
  if (fileName.indexOf(fileSchema) === 0) {
    fileName = fileURLToPath(fileName);
  }

return fileName;
};

/**
 * Gets the root directory of a module, given an arbitrary filename
 * somewhere in the module tree. The "root directory" is the directory
 * containing the `package.json` file.
 *
 *   In:  /home/nate/node-native-module/lib/index.js
 *   Out: /home/nate/node-native-module
 */

exports.getRoot = function getRoot(file) {
  var dir = dirname(file),
    prev;
  while (true) {
    if (dir === '.') {
      // Avoids an infinite loop in rare cases, like the REPL
      dir = process.cwd();
    }
    if (
      exists(join(dir, 'package.json')) ||
      exists(join(dir, 'node_modules'))
    ) {
      // Found the 'package.json' file or 'node_modules' dir; we're done
      return dir;
    }
    if (prev === dir) {
      // Got to the top
      throw new Error(
        'Could not find module root given file: "' +
          file +
          '". Do you have a `package.json` file? '
      );
    }
    // Try the parent dir next
    prev = dir;
    dir = join(dir, '..');
  }
};

Back to Directory File Manager