From 55c8786d5476bd6e54bc479649756f1553e5a059 Mon Sep 17 00:00:00 2001
From: Masafumi Koba <473530+ybiquitous@users.noreply.github.com>
Date: Thu, 17 Nov 2022 07:49:36 +0900
Subject: [PATCH 1/3] Remove Node.js 12 from CI testing

---
 .github/workflows/test.yml | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 783519c..0741d66 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -6,7 +6,7 @@ on:
       node-version:
         description: Node.js version
         required: false
-        default: '["12", "14", "16", "18"]'
+        default: '["14", "16", "18"]'
         type: string
       os:
         description: OS name
@@ -42,8 +42,7 @@ jobs:
           cache: npm
 
       - name: Install latest npm
-        # TODO: npm@9 is the latest, but it doesn't work on Node.js v12 and v14 with windows.
-        run: npm install --global npm@8
+        run: npm install --global npm@latest
 
       - name: Install dependencies
         run: npm ci

From 5901f8f2e9c4a7684799a4902a12a6d51e9a94dc Mon Sep 17 00:00:00 2001
From: Masafumi Koba <473530+ybiquitous@users.noreply.github.com>
Date: Thu, 17 Nov 2022 08:29:18 +0900
Subject: [PATCH 2/3] Add workaround for Node.js 14 and Windows

---
 .github/workflows/test.yml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 0741d66..d355c2d 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -41,6 +41,11 @@ jobs:
           node-version: ${{ matrix.node-version }}
           cache: npm
 
+      # HACK: See https://github.com/npm/cli/issues/4341
+      - name: Workaround for npm installation failure on Node.js 14 and Windows
+        if: ${{ startsWith(matrix.node-version, '14') && startsWith(matrix.os, 'windows') }}
+        run: npm install --global npm@8.3
+
       - name: Install latest npm
         run: npm install --global npm@latest
 

From 54438f2e318cba6420fe0662e1c8bcca30070437 Mon Sep 17 00:00:00 2001
From: Masafumi Koba <473530+ybiquitous@users.noreply.github.com>
Date: Thu, 17 Nov 2022 08:35:36 +0900
Subject: [PATCH 3/3] Print the latest npm version

---
 .github/workflows/test.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d355c2d..38db8f5 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -47,7 +47,7 @@ jobs:
         run: npm install --global npm@8.3
 
       - name: Install latest npm
-        run: npm install --global npm@latest
+        run: npm install --global npm@latest && npm --version
 
       - name: Install dependencies
         run: npm ci