From a0c32921a5b84c810ba2177d27e42b3657cf9b82 Mon Sep 17 00:00:00 2001
From: Leo Singer <leo.singer@ligo.org>
Date: Tue, 22 Feb 2022 15:02:01 -0500
Subject: [PATCH] Preserve overrides from root package

NPM 8.3.0 introduced the `overrides` key in package.json, which
allows you to customize the dependencies of any (or all) of your
project's dependencies. hydrate should respect the root project's
overrides.
---
 src/actions/autoinstall/get-root-params.js | 16 ++++++++++++++++
 src/actions/autoinstall/index.js           |  4 +++-
 2 files changed, 19 insertions(+), 1 deletion(-)
 create mode 100644 src/actions/autoinstall/get-root-params.js

diff --git a/src/actions/autoinstall/get-root-params.js b/src/actions/autoinstall/get-root-params.js
new file mode 100644
index 0000000..53a2b1d
--- /dev/null
+++ b/src/actions/autoinstall/get-root-params.js
@@ -0,0 +1,16 @@
+let { existsSync, readFileSync } = require('fs')
+let { join } = require('path')
+
+// Get params from root project that should be preserved in hydrated package.json
+module.exports = function getRootParams ({ inv }) {
+  let root = inv._project.cwd
+  let packageJson = join(root, 'package.json')
+
+  let package = existsSync(packageJson) && JSON.parse(readFileSync(packageJson)) || {}
+
+  let result = {}
+  if (package.overrides)
+    result.overrides = package.overrides
+
+  return result
+}
diff --git a/src/actions/autoinstall/index.js b/src/actions/autoinstall/index.js
index 68aa748..9821afe 100644
--- a/src/actions/autoinstall/index.js
+++ b/src/actions/autoinstall/index.js
@@ -1,6 +1,7 @@
 let { existsSync, renameSync, writeFileSync } = require('fs')
 let { join } = require('path')
 let getRootDeps = require('./get-root-deps')
+let getRootParams = require('./get-root-params')
 let getSharedDeps = require('./get-shared-deps')
 let getLambdaDeps = require('./get-lambda-deps')
 
@@ -68,12 +69,13 @@ module.exports = function autoinstaller (params) {
         _parsed: files.sort(),
         description: `This file was generated by Architect, and placed in node_modules to aid in debugging; if you found file in your function directory, you can safely remove it (and package-lock.json)`,
         dependencies,
+        ...getRootParams(inventory)
       }
       let params = {
         dir,
         file: 'package.json',
         remove: [ 'package.json', 'package-lock.json' ], // Identify files for later removal
-        data: JSON.stringify(lambdaPackage, null, 2)
+        data: JSON.stringify(lambdaPackage, null, 2),
       }
       // Autoinstall can be called on a directory that contains a package.json with `"type": "module"` (and no dependencies)
       // If we find such a case, kindly move the existing package.json aside until autoinstall ops are complete