add node_modules to address #4364

7 files changed, 139 insertions, 0 deletions

diff --git a/node_modules/liftoff/lib/build_config_name.js b/node_modules/liftoff/lib/build_config_name.js
new file mode 100644
index 000000000..b83e18508
--- /dev/null
+++ b/node_modules/liftoff/lib/build_config_name.js
@@ -0,0 +1,17 @@
+module.exports = function (opts) {
+  opts = opts || {};
+  var configName = opts.configName;
+  var extensions = opts.extensions;
+  if (!configName) {
+    throw new Error('Please specify a configName.');
+  }
+  if (configName instanceof RegExp) {
+    return [configName];
+  }
+  if (!Array.isArray(extensions)) {
+    throw new Error('Please provide an array of valid extensions.');
+  }
+  return extensions.map(function (ext) {
+    return configName + ext;
+  });
+};
diff --git a/node_modules/liftoff/lib/file_search.js b/node_modules/liftoff/lib/file_search.js
new file mode 100644
index 000000000..76dadd674
--- /dev/null
+++ b/node_modules/liftoff/lib/file_search.js
@@ -0,0 +1,14 @@
+const findup = require('findup-sync');
+
+module.exports = function (search, paths) {
+  var path;
+  var len = paths.length;
+  for (var i = 0; i < len; i++) {
+    if (path) {
+      break;
+    } else {
+      path = findup(search, {cwd: paths[i], nocase: true});
+    }
+  }
+  return path;
+};
diff --git a/node_modules/liftoff/lib/find_config.js b/node_modules/liftoff/lib/find_config.js
new file mode 100644
index 000000000..71c3f077d
--- /dev/null
+++ b/node_modules/liftoff/lib/find_config.js
@@ -0,0 +1,25 @@
+const fs = require('fs');
+const path = require('path');
+const fileSearch = require('./file_search');
+
+module.exports = function (opts) {
+  opts = opts || {};
+  var configNameSearch = opts.configNameSearch;
+  var configPath = opts.configPath;
+  var searchPaths = opts.searchPaths;
+  // only search for a config if a path to one wasn't explicitly provided
+  if (!configPath) {
+    if (!Array.isArray(searchPaths)) {
+      throw new Error('Please provide an array of paths to search for config in.');
+    }
+    if (!configNameSearch) {
+      throw new Error('Please provide a configNameSearch.');
+    }
+    configPath = fileSearch(configNameSearch, searchPaths);
+  }
+  // confirm the configPath exists and return an absolute path to it
+  if (fs.existsSync(configPath)) {
+    return path.resolve(configPath);
+  }
+  return null;
+};
diff --git a/node_modules/liftoff/lib/find_cwd.js b/node_modules/liftoff/lib/find_cwd.js
new file mode 100644
index 000000000..2a029b972
--- /dev/null
+++ b/node_modules/liftoff/lib/find_cwd.js
@@ -0,0 +1,18 @@
+const path = require('path');
+
+module.exports = function (opts) {
+  if (!opts) {
+    opts = {};
+  }
+  var cwd = opts.cwd;
+  var configPath = opts.configPath;
+  // if a path to the desired config was specified
+  // but no cwd was provided, use configPath dir
+  if (typeof configPath === 'string' && !cwd) {
+    cwd = path.dirname(path.resolve(configPath));
+  }
+  if (typeof cwd === 'string') {
+    return path.resolve(cwd);
+  }
+  return process.cwd();
+};
diff --git a/node_modules/liftoff/lib/parse_options.js b/node_modules/liftoff/lib/parse_options.js
new file mode 100644
index 000000000..ab416b520
--- /dev/null
+++ b/node_modules/liftoff/lib/parse_options.js
@@ -0,0 +1,35 @@
+const extend = require('extend');
+
+module.exports = function (opts) {
+  var defaults = {
+    extensions: {
+      '.js': null,
+      '.json': null
+    },
+    searchPaths: []
+  };
+  if (!opts) {
+    opts = {};
+  }
+  if (opts.name) {
+    if (!opts.processTitle) {
+      opts.processTitle = opts.name;
+    }
+    if (!opts.configName) {
+      opts.configName = opts.name + 'file';
+    }
+    if (!opts.moduleName) {
+      opts.moduleName = opts.name;
+    }
+  }
+  if (!opts.processTitle) {
+    throw new Error('You must specify a processTitle.');
+  }
+  if (!opts.configName) {
+    throw new Error('You must specify a configName.');
+  }
+  if (!opts.moduleName) {
+    throw new Error('You must specify a moduleName.');
+  }
+  return extend(defaults, opts);
+};
diff --git a/node_modules/liftoff/lib/register_loader.js b/node_modules/liftoff/lib/register_loader.js
new file mode 100644
index 000000000..2b5f4cb75
--- /dev/null
+++ b/node_modules/liftoff/lib/register_loader.js
@@ -0,0 +1,25 @@
+const rechoir = require('rechoir');
+const isString = require('lodash.isstring');
+
+module.exports = function(eventEmitter, extensions, configPath, cwd) {
+  extensions = extensions || {};
+
+  if (!isString(configPath)) {
+    return;
+  }
+
+  var autoloads = rechoir.prepare(extensions, configPath, cwd, true);
+  if (autoloads instanceof Error) {
+    autoloads = autoloads.failures;
+  }
+
+  if (Array.isArray(autoloads)) {
+    autoloads.forEach(function (attempt) {
+      if (attempt.error) {
+        eventEmitter.emit('requireFail', attempt.moduleName, attempt.error);
+      } else {
+        eventEmitter.emit('require', attempt.moduleName, attempt.module);
+      }
+    });
+  }
+};
diff --git a/node_modules/liftoff/lib/silent_require.js b/node_modules/liftoff/lib/silent_require.js
new file mode 100644
index 000000000..7b4dfe4e5
--- /dev/null
+++ b/node_modules/liftoff/lib/silent_require.js
@@ -0,0 +1,5 @@
+module.exports = function (path) {
+  try {
+    return require(path);
+  } catch (e) {}
+};