Add browser export without file-system

.changeset/quiet-crabs-try.md

@@ -0,0 +1,5 @@
+---
+"@code-hike/lighter": minor
+---
+
+Add browser export without file-system

.gitignore

@@ -105,3 +105,5 @@ dist/*
 
 # TernJS port file
 .tern-port
+
+todo.md

lib/package.json

@@ -4,6 +4,7 @@
   "license": "MIT",
   "main": "./dist/index.cjs.js",
   "module": "./dist/index.esm.mjs",
+  "browser": "./dist/browser.esm.mjs",
   "types": "./dist/index.d.ts",
   "files": [
     "dist/",

lib/rollup.config.js

@@ -8,33 +8,32 @@ import dts from "rollup-plugin-dts";
 
 const pkg = require("./package.json");
 
+const plugins = [
+  replace({ __LIGHTER_VERSION__: `${pkg.version}`, preventAssignment: false }),
+  json(),
+  nodeResolve(),
+  typescript({
+    tsconfigDefaults: { compilerOptions: { module: "esnext" } },
+  }),
+  arraybuffer({ include: "**/*.wasm" }),
+  commonjs(),
+];
+
 export default [
   {
     input: "src/index.ts",
     output: [
-      {
-        file: "dist/index.cjs.js",
-        format: "cjs",
-      },
-      {
-        file: "dist/index.esm.mjs",
-        format: "esm",
-      },
+      { file: "dist/index.cjs.js", format: "cjs" },
+      { file: "dist/index.esm.mjs", format: "esm" },
     ],
+    plugins,
+  },
+  {
+    input: "src/index.ts",
+    output: [{ file: "dist/browser.esm.mjs", format: "esm" }],
     plugins: [
-      replace({
-        __LIGHTER_VERSION__: `${pkg.version}`,
-        preventAssignment: false,
-      }),
-      json(),
-      nodeResolve(),
-      typescript({
-        tsconfigDefaults: {
-          compilerOptions: { module: "esnext" },
-        },
-      }),
-      arraybuffer({ include: "**/*.wasm" }),
-      commonjs(),
+      replace({ "file-system": "file-system.fake", preventAssignment: false }),
+      ...plugins,
     ],
   },
   {

lib/src/file-system.fake.ts

@@ -0,0 +1,3 @@
+export async function readJSON(folder: string, filename: string): Promise<any> {
+  throw new Error("no fs");
+}