Add scripts-prepend-node-path flag (#3511)

Author: Ransom Briggs

src/cli/index.js

@@ -66,6 +66,7 @@ commander.option('--no-progress', 'disable progress bar');
 commander.option('--network-concurrency <number>', 'maximum number of concurrent network requests', parseInt);
 commander.option('--network-timeout <milliseconds>', 'TCP timeout for network requests', parseInt);
 commander.option('--non-interactive', 'do not show interactive prompts');
+commander.option('--scripts-prepend-node-path [bool]', 'prepend the node executable dir to the PATH in scripts');
 
 // get command name
 let commandName: string = args.shift() || 'install';
@@ -305,6 +306,8 @@ config
     networkConcurrency: commander.networkConcurrency,
     networkTimeout: commander.networkTimeout,
     nonInteractive: commander.nonInteractive,
+    scriptsPrependNodePath: commander.scriptsPrependNodePath,
+
     commandName: commandName === 'run' ? commander.args[0] : commandName,
   })
   .then(() => {

src/config.js

@@ -44,6 +44,7 @@ export type ConfigOptions = {
   childConcurrency?: number,
   networkTimeout?: number,
   nonInteractive?: boolean,
+  scriptsPrependNodePath?: boolean,
 
   // Loosely compare semver for invalid cases like "0.01.0"
   looseSemver?: ?boolean,

src/util/execute-lifecycle-script.js

@@ -154,6 +154,10 @@ export async function executeLifecycleScript(
 
   await checkForGypIfNeeded(config, cmd, pathParts);
 
+  if (config.scriptsPrependNodePath) {
+    pathParts.unshift(path.join(path.dirname(process.execPath)));
+  }
+
   // join path back together
   env[constants.ENV_PATH_KEY] = pathParts.join(path.delimiter);