ubdate

node_modules/gulp-cli/lib/shared/config/env-flags.js

@@ -0,0 +1,44 @@
+'use strict';
+
+var path = require('path');
+var copyProps = require('copy-props');
+
+var toFrom = {
+  configPath: 'flags.gulpfile',
+  configBase: 'flags.gulpfile',
+  require: 'flags.require',
+  nodeFlags: 'flags.nodeFlags',
+};
+
+function mergeConfigToEnvFlags(env, config, cliOpts) {
+  // This must reverse because `flags.gulpfile` determines 2 different properties
+  var reverse = true;
+  return copyProps(env, config, toFrom, convert, reverse);
+
+  function convert(configInfo, envInfo) {
+    if (envInfo.keyChain === 'configBase') {
+      if (cliOpts.gulpfile === undefined) {
+        return path.dirname(configInfo.value);
+      }
+      return;
+    }
+
+    if (envInfo.keyChain === 'configPath') {
+      if (cliOpts.gulpfile === undefined) {
+        return configInfo.value;
+      }
+      return;
+    }
+
+    if (envInfo.keyChain === 'require') {
+      return [].concat(envInfo.value, configInfo.value);
+    }
+
+    /* istanbul ignore else */
+    if (envInfo.keyChain === 'nodeFlags') {
+      return [].concat(configInfo.value || []);
+    }
+  }
+}
+
+module.exports = mergeConfigToEnvFlags;