From 00dddf418eaa92f141568608ec1289804b1e0d62 Mon Sep 17 00:00:00 2001
From: yosuke ota <otameshiyo23@gmail.com>
Date: Tue, 3 Aug 2021 11:46:03 +0900
Subject: [PATCH] Add check for engines

---
 .circleci/config.yml                |  5 ++++-
 package.json                        |  3 ++-
 tools/valid-dependencies-engines.js | 28 ++++++++++++++++++++++++++++
 3 files changed, 34 insertions(+), 2 deletions(-)
 create mode 100644 tools/valid-dependencies-engines.js

diff --git a/.circleci/config.yml b/.circleci/config.yml
index bd179b30b..08717f844 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -82,5 +82,8 @@ jobs:
           paths:
             - node_modules
       - run:
-          name: Test
+          name: Lint
           command: npm run lint
+      - run:
+          name: Check
+          command: npm run valid
diff --git a/package.json b/package.json
index c8c4ae1cf..a1b11f5f8 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,8 @@
     "update": "node ./tools/update.js",
     "docs:watch": "vuepress dev docs",
     "predocs:build": "npm run update",
-    "docs:build": "vuepress build docs"
+    "docs:build": "vuepress build docs",
+    "valid": "node tools/valid-dependencies-engines"
   },
   "files": [
     "lib"
diff --git a/tools/valid-dependencies-engines.js b/tools/valid-dependencies-engines.js
new file mode 100644
index 000000000..2686a7b9b
--- /dev/null
+++ b/tools/valid-dependencies-engines.js
@@ -0,0 +1,28 @@
+/**
+ * @author Yosuke Ota
+ * See LICENSE file in root directory for full license.
+ */
+'use strict'
+
+const cp = require('child_process')
+const semver = require('semver')
+const pkg = require('../package.json')
+const nodeVer = pkg.engines.node
+const deps = { ...pkg.dependencies, ...pkg.peerDependencies }
+
+for (const [name, ver] of Object.entries(deps)) {
+  // eslint-disable-next-line no-console
+  // console.log(`call npm view "${name}@${ver}" --json`)
+  const json = cp.execSync(`npm view "${name}@${ver}" --json`, {
+    maxBuffer: 1024 * 1024 * 100
+  })
+  const meta = JSON.parse(json)
+  const v = meta.engines && meta.engines.node
+  if (v && !semver.subset(nodeVer, v)) {
+    // eslint-disable-next-line no-console
+    console.error(
+      `"${name}@${ver}" is not compatible with "node@${nodeVer}".\nAllowed is:${v}`
+    )
+    process.exit(1)
+  }
+}