Fix actions/tour

node_modules/rechoir/index.js

@@ -0,0 +1,69 @@
+var path = require('path');
+
+var extension = require('./lib/extension');
+var normalize = require('./lib/normalize');
+var register = require('./lib/register');
+
+exports.prepare = function (extensions, filepath, cwd, nothrow) {
+  var config, usedExtension, err, option, attempt, error;
+  var attempts = [];
+  var onlyErrors = true;
+  var exts = extension(filepath);
+
+  if (exts) {
+    exts.some(function (ext) {
+      usedExtension = ext;
+      config = normalize(extensions[ext]);
+      return !!config;
+    });
+  }
+
+  if (Object.keys(require.extensions).indexOf(usedExtension) !== -1) {
+    return true;
+  }
+
+  if (!config) {
+    if (nothrow) {
+      return;
+    }
+
+    throw new Error('No module loader found for "' + usedExtension + '".');
+  }
+
+  if (!cwd) {
+    cwd = path.dirname(path.resolve(filepath));
+  }
+  if (!Array.isArray(config)) {
+    config = [config];
+  }
+
+  for (var i in config) {
+    option = config[i];
+    attempt = register(cwd, option.module, option.register);
+    error = attempt instanceof Error ? attempt : null;
+    if (error) {
+      attempt = null;
+    }
+    attempts.push({
+      moduleName: option.module,
+      module: attempt,
+      error: error,
+    });
+    if (!error) {
+      onlyErrors = false;
+      break;
+    }
+  }
+  if (onlyErrors) {
+    err = new Error(
+      'Unable to use specified module loaders for "' + usedExtension + '".'
+    );
+    err.failures = attempts;
+    if (nothrow) {
+      return err;
+    }
+
+    throw err;
+  }
+  return attempts;
+};