chore: use node 18 and npm

Author: josa42

Diff for: .eslintrc.js

@@ -1,4 +1,5 @@
 module.exports = {
+  root: true,
   parser: '@typescript-eslint/parser',
   parserOptions: {
     ecmaVersion: 2018,

Diff for: .github/workflows/main.yml

@@ -8,11 +8,11 @@ jobs:
     strategy:
       matrix:
         os:   [ubuntu-latest, macos-latest, windows-latest]
-        node: [12, 14, 16]
+        node: [18]
     steps:
-      - uses: "actions/checkout@v2"
-      - uses: "actions/setup-node@v1"
+      - uses: "actions/checkout@v3"
+      - uses: "actions/setup-node@v3"
         with: { node-version: "${{ matrix.node }}" }
-      - run: yarn --frozen-lockfile
-      - run: yarn build
-      - run: yarn lint
+      - run: npm ci
+      - run: npm run build
+      - run: npm run lint

Diff for: .node-version

@@ -0,0 +1 @@
+v18

Diff for: .npmignore

@@ -1,8 +1,13 @@
-/src
-/tsconfig.json
-/tslint.json
-/scripts
 *.map
 *.ts
-/.script/**
-/.tmp
+/.eslintignore
+/.eslintrc
+/.github/
+/.node-version
+/.vim/
+/lib/**/*.test.js
+/lib/__mocks__/
+/scripts/
+/src/
+/tsconfig.json
+/tslint.json

Diff for: .npmrc

@@ -0,0 +1 @@
+legacy-peer-deps=true

Diff for: README.md

@@ -21,8 +21,8 @@ Trigger completion in `coc-settings.json` to get complete list.
 
 ## Development
 
-1. Run `yarn build` or `yarn build:watch`
-2. Link extension: `yarn run link` / `yarn run unlink`
+1. Run `npm run build` or `npm run build:watch`
+2. Link extension: `npm run link` / `npm run unlink`
 
 ## License