From 7625956b2088c38e6e4a2a328539be5142e3b7c1 Mon Sep 17 00:00:00 2001
From: LongYinan <lynweklm@gmail.com>
Date: Tue, 11 Apr 2023 23:26:28 +0800
Subject: [PATCH] fix(core): only use native hasher if available (#16197)

---
 packages/nx/src/hasher/file-hasher.ts        | 5 +++--
 packages/nx/src/hasher/native-file-hasher.ts | 9 +++++++++
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/packages/nx/src/hasher/file-hasher.ts b/packages/nx/src/hasher/file-hasher.ts
index e78c1698a518d..2a619259fe2de 100644
--- a/packages/nx/src/hasher/file-hasher.ts
+++ b/packages/nx/src/hasher/file-hasher.ts
@@ -10,8 +10,9 @@ import { NativeFileHasher } from './native-file-hasher';
 function createFileHasher(): FileHasherBase {
   try {
     if (
-      !process.env.NX_NON_NATIVE_HASHER ||
-      process.env.NX_NON_NATIVE_HASHER != 'true'
+      (!process.env.NX_NON_NATIVE_HASHER ||
+        process.env.NX_NON_NATIVE_HASHER != 'true') &&
+      NativeFileHasher.available()
     ) {
       return new NativeFileHasher();
     }
diff --git a/packages/nx/src/hasher/native-file-hasher.ts b/packages/nx/src/hasher/native-file-hasher.ts
index 9e5c86e6f7033..48862472bb83e 100644
--- a/packages/nx/src/hasher/native-file-hasher.ts
+++ b/packages/nx/src/hasher/native-file-hasher.ts
@@ -3,6 +3,15 @@ import { performance } from 'perf_hooks';
 import { workspaceRoot } from '../utils/app-root';
 
 export class NativeFileHasher extends FileHasherBase {
+  static available() {
+    try {
+      require('../native');
+      return true;
+    } catch {
+      return false;
+    }
+  }
+
   async init(): Promise<void> {
     performance.mark('init hashing:start');
     // Import as needed. There is also an issue running unit tests in Nx repo if this is a top-level import.