Breaking: drop supporting ESLint 3.x, 4.x

- upgrade eslint-scope to 4.0.0
- upgrade espree to 4.0.0

And upgrade ESLint setting of this repo.

Author: mysticatea

Diff for: .eslintrc.json

@@ -0,0 +1,14 @@
+extends:
+  - plugin:@mysticatea/es2015
+  - plugin:@mysticatea/+node
+  - plugin:@mysticatea/+modules
+overrides:
+  - files: "*.ts"
+    rules:
+      "@mysticatea/ts/no-use-before-define": "off"
+  - files: "typings/**"
+    rules:
+      node/no-missing-import: 
+        - error
+        - allowModules: 
+          - estree

Diff for: .eslintrc.yml

@@ -19,7 +19,7 @@ $ npm install --save-dev eslint vue-eslint-parser
 ```
 
 - Requires Node.js 6.5.0 or later.
-- Requires ESLint 3.9.0 or later.
+- Requires ESLint 5.0.0 or later.
 
 ## 📖 Usage
 

Diff for: README.md

@@ -12,42 +12,42 @@
     "index.js.map"
   ],
   "peerDependencies": {
-    "eslint": ">=3.9.0"
+    "eslint": "^5.0.0"
   },
   "dependencies": {
     "debug": "^3.1.0",
-    "eslint-scope": "^3.7.1",
+    "eslint-scope": "^4.0.0",
     "eslint-visitor-keys": "^1.0.0",
-    "espree": "^3.5.2",
-    "esquery": "^1.0.0",
-    "lodash": "^4.17.4"
+    "espree": "^4.0.0",
+    "esquery": "^1.0.1",
+    "lodash": "^4.17.10"
   },
   "devDependencies": {
+    "@mysticatea/eslint-plugin": "^5.0.1",
     "@types/debug": "0.0.30",
     "@types/estree": "0.0.38",
-    "@types/lodash": "^4.14.91",
-    "@types/mocha": "^2.2.44",
-    "@types/node": "^6.0.85",
-    "babel-eslint": "^8.1.1",
-    "chokidar": "^1.7.0",
-    "codecov": "^3.0.0",
-    "cross-spawn": "^5.1.0",
+    "@types/lodash": "^4.14.110",
+    "@types/mocha": "^5.2.4",
+    "@types/node": "^6.0.113",
+    "babel-eslint": "^8.2.5",
+    "chokidar": "^2.0.4",
+    "codecov": "^3.0.2",
+    "cross-spawn": "^6.0.5",
     "dts-bundle": "^0.7.3",
-    "eslint": "^4.14.0",
-    "eslint-config-mysticatea": "^12.0.0",
-    "fs-extra": "^5.0.0",
-    "mocha": "^4.0.1",
-    "npm-run-all": "^4.1.2",
-    "nyc": "^11.4.1",
+    "eslint": "^5.0.1",
+    "fs-extra": "^6.0.1",
+    "mocha": "^5.2.0",
+    "npm-run-all": "^4.1.3",
+    "nyc": "^12.0.2",
     "opener": "^1.4.3",
     "rimraf": "^2.6.2",
-    "rollup": "^0.53.0",
-    "rollup-plugin-node-resolve": "^3.0.0",
+    "rollup": "^0.60.7",
+    "rollup-plugin-node-resolve": "^3.3.0",
     "rollup-plugin-sourcemaps": "^0.4.2",
     "rollup-watch": "^4.3.1",
-    "typescript": "~2.6.2",
-    "typescript-eslint-parser": "^11.0.0",
-    "wait-on": "^2.0.2",
+    "typescript": "^2.9.2",
+    "typescript-eslint-parser": "^16.0.1",
+    "wait-on": "^2.1.0",
     "warun": "^1.0.0"
   },
   "scripts": {
@@ -57,12 +57,12 @@
     "clean": "rimraf .nyc_output .temp coverage index.*",
     "codecov": "nyc report --reporter lcovonly && codecov",
     "coverage": "nyc report --reporter lcov && opener ./coverage/lcov-report/index.html",
-    "lint": "eslint src test --ext .ts",
+    "lint": "eslint src test --ext .js,.ts",
     "setup": "git submodule update --init && cd test/fixtures/eslint && npm install",
     "pretest": "run-s build lint",
     "test": "nyc npm run _mocha",
     "preupdate-fixtures": "npm run -s build",
-    "update-fixtures": "node test/tools/update-fixtures-ast.js",
+    "update-fixtures": "node scripts/update-fixtures-ast.js",
     "preversion": "npm test",
     "version": "npm run -s build",
     "postversion": "git push && git push --tags",
@@ -71,7 +71,7 @@
     "watch:tsc": "tsc --watch",
     "watch:rollup": "wait-on .temp/index.js && rollup -c -o index.js --watch",
     "watch:test": "wait-on index.js && warun index.js \"test/*.js\" \"test/fixtures/ast/*/*.json\" \"test/fixtures/*\" --debounce 1000 --no-initial -- nyc -r lcov npm run -s _mocha",
-    "watch:update-ast": "wait-on index.js && warun index.js \"test/fixtures/ast/*/*.vue\" -- node test/tools/update-fixtures-ast.js",
+    "watch:update-ast": "wait-on index.js && warun index.js \"test/fixtures/ast/*/*.vue\" -- node scripts/update-fixtures-ast.js",
     "watch:coverage-report": "wait-on coverage/lcov-report/index.html && opener coverage/lcov-report/index.html"
   },
   "repository": {

Diff for: package.json

@@ -8,11 +8,7 @@ import sourcemaps from "rollup-plugin-sourcemaps"
 
 const pkg = require("./package.json")
 const deps = new Set(
-    [
-        "assert",
-        "events",
-        "path",
-    ].concat(Object.keys(pkg.dependencies))
+    ["assert", "events", "path"].concat(Object.keys(pkg.dependencies))
 )
 
 export default {
@@ -22,13 +18,9 @@ export default {
         format: "cjs",
         sourcemap: true,
         sourcemapFile: "index.js.map",
-        strict: true,
     },
-    plugins: [
-        sourcemaps(),
-        resolve(),
-    ],
-    external: (id) => deps.has(id) || id.startsWith("lodash"),
+    plugins: [sourcemaps(), resolve()],
+    external: id => deps.has(id) || id.startsWith("lodash"),
     banner: `/**
  * @author Toru Nagashima <https://github.com/mysticatea>
  * @copyright 2017 Toru Nagashima. All rights reserved.

Diff for: rollup.config.js

@@ -11,13 +11,13 @@
 
 const fs = require("fs")
 const path = require("path")
-const parser = require("../..")
+const parser = require("../")
 
 //------------------------------------------------------------------------------
 // Helpers
 //------------------------------------------------------------------------------
 
-const ROOT = path.join(__dirname, "../fixtures/ast")
+const ROOT = path.join(__dirname, "../test/fixtures/ast")
 const TARGETS = fs.readdirSync(ROOT)
 const PARSER_OPTIONS = {
     comment: true,
@@ -79,11 +79,13 @@ function getTree(source, ast) {
     parser.AST.traverseNodes(ast.templateBody, {
         enterNode(node) {
             stack.push(current)
-            current.children.push(current = {
-                type: node.type,
-                text: source.slice(node.range[0], node.range[1]),
-                children: [],
-            })
+            current.children.push(
+                (current = {
+                    type: node.type,
+                    text: source.slice(node.range[0], node.range[1]),
+                    children: [],
+                })
+            )
         },
         leaveNode() {
             current = stack.pop()
@@ -103,8 +105,13 @@ for (const name of TARGETS) {
     const tokenRangesPath = path.join(ROOT, `${name}/token-ranges.json`)
     const treePath = path.join(ROOT, `${name}/tree.json`)
     const source = fs.readFileSync(sourcePath, "utf8")
-    const actual = parser.parse(source, Object.assign({ filePath: sourcePath }, PARSER_OPTIONS))
-    const tokenRanges = getAllTokens(actual).map(t => source.slice(t.range[0], t.range[1]))
+    const actual = parser.parse(
+        source,
+        Object.assign({ filePath: sourcePath }, PARSER_OPTIONS)
+    )
+    const tokenRanges = getAllTokens(actual).map(t =>
+        source.slice(t.range[0], t.range[1])
+    )
     const tree = getTree(source, actual)
 
     console.log("Update:", name)