From e8d2e34339078ece6ce2bef13243e75e134749ab Mon Sep 17 00:00:00 2001
From: "Nicholas C. Zakas" <nicholas@humanwhocodes.com>
Date: Fri, 16 Apr 2021 11:16:09 -0700
Subject: [PATCH 1/3] Build: Update scripts for release (fixes #475)

---
 lib/version.js | 2 +-
 package.json   | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/version.js b/lib/version.js
index 4f278043..7176acb0 100644
--- a/lib/version.js
+++ b/lib/version.js
@@ -1,3 +1,3 @@
-const version = "7.3.1";
+const version = "main";
 
 export default version;
diff --git a/package.json b/package.json
index 698c9cd6..4e1c5e57 100644
--- a/package.json
+++ b/package.json
@@ -74,7 +74,8 @@
     "test": "npm-run-all -p unit lint",
     "lint": "eslint \"*.?(c)js\" lib/ tests/lib/",
     "fixlint": "npm run lint -- --fix",
-    "rollup": "rollup -c rollup.config.js",
+    "build": "rollup -c rollup.config.js",
+    "prepare": "npm run build",
     "sync-docs": "node sync-docs.js",
     "generate-release": "eslint-generate-release",
     "generate-alpharelease": "eslint-generate-prerelease alpha",

From 723c1306baa5ccac40a11dc2af696974b4f4f4f9 Mon Sep 17 00:00:00 2001
From: "Nicholas C. Zakas" <nicholas@humanwhocodes.com>
Date: Fri, 16 Apr 2021 11:26:01 -0700
Subject: [PATCH 2/3] Update scripts

---
 package.json            |  4 +++-
 rollup.config.js        |  9 ---------
 tools/update-version.js | 17 +++++++++++++++++
 3 files changed, 20 insertions(+), 10 deletions(-)
 create mode 100644 tools/update-version.js

diff --git a/package.json b/package.json
index 4e1c5e57..cf6efbdc 100644
--- a/package.json
+++ b/package.json
@@ -75,7 +75,9 @@
     "lint": "eslint \"*.?(c)js\" lib/ tests/lib/",
     "fixlint": "npm run lint -- --fix",
     "build": "rollup -c rollup.config.js",
-    "prepare": "npm run build",
+    "update-version": "node tools/update-version.js",
+    "pretest": "npm run build",
+    "prepublishOnly": "npm run update-version && npm run build",
     "sync-docs": "node sync-docs.js",
     "generate-release": "eslint-generate-release",
     "generate-alpharelease": "eslint-generate-prerelease alpha",
diff --git a/rollup.config.js b/rollup.config.js
index 183e15a5..384bf143 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -1,15 +1,6 @@
 import commonjs from "@rollup/plugin-commonjs";
 import resolve from "@rollup/plugin-node-resolve";
 import json from "@rollup/plugin-json";
-import fs from "fs";
-
-
-// the espree package version is exported from the module (i.e., import { version } from "espree")
-// read version from the package.json metadata and write it into lib/version.js at build time,
-// since esm cannot import json by default
-const pkg = JSON.parse(fs.readFileSync("./package.json", "utf8"));
-
-fs.writeFileSync("lib/version.js", `const version = "${pkg.version}";\n\nexport default version;\n`);
 
 export default {
     input: "espree.js",
diff --git a/tools/update-version.js b/tools/update-version.js
new file mode 100644
index 00000000..052c561d
--- /dev/null
+++ b/tools/update-version.js
@@ -0,0 +1,17 @@
+/**
+ * @fileoverview Script to update lib/version.js to the value in package.json
+ * @author Nicholas C. Zakas
+ */
+
+import fs from "fs";
+
+/*
+ * IMPORTANT: This must be run *before* Rollup so the built package will have
+ * the correct version number exported.
+ *
+ * This is necessary because ESM can't import JSON files directly and we want
+ * this value to be available in the browser as well as in Node.js.
+ */
+
+const pkg = JSON.parse(fs.readFileSync("./package.json", "utf8"));
+fs.writeFileSync("lib/version.js", `const version = "${pkg.version}";\n\nexport default version;\n`);

From 9d7abf5dd2232f85fb3e207260d4919b69db1c91 Mon Sep 17 00:00:00 2001
From: "Nicholas C. Zakas" <nicholas@humanwhocodes.com>
Date: Mon, 19 Apr 2021 10:03:35 -0700
Subject: [PATCH 3/3] Update CI script

---
 .github/workflows/ci.yml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d7e871fc..a84b6ab4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
       - name: Install dependencies
         run: npm install
       - name: Build commonjs
-        run: npm run rollup
+        run: npm run build
       - name: Lint files
         run: npm run lint
   test:
@@ -46,7 +46,7 @@ jobs:
       run: npm install --legacy-peer-deps
       if: ${{ startswith(matrix.node, '15') }}  
     - name: Build commonjs
-      run: npm run rollup
+      run: npm run build
     - name: Run tests
       run: npm run unit
   testNode10:
@@ -64,6 +64,6 @@ jobs:
     - name: Install dependencies
       run: npm install
     - name: Build commonjs
-      run: npm run rollup
+      run: npm run build
     - name: Run tests
       run: npm run unit:cjs