build: add sourcemaps

Author: tpoisseau

.gitignore

@@ -1,4 +1,5 @@
 .idea
 node_modules
 /matrix.*js
+/matrix.*.map
 coverage/

package.json

@@ -18,8 +18,11 @@
   "files": [
     "matrix.d.ts",
     "matrix.js",
+    "matrix.js.map",
     "matrix.mjs",
+    "matrix.mjs.map",
     "matrix.umd.js",
+    "matrix.umd.js.map",
     "src"
   ],
   "scripts": {

rollup.config.mjs

@@ -9,6 +9,7 @@ export default [
       file: 'matrix.js',
       format: 'cjs',
       exports: 'named',
+      sourcemap: true,
     },
     plugins: [resolve()],
   },
@@ -18,6 +19,7 @@ export default [
       file: 'matrix.mjs',
       format: 'esm',
       exports: 'named',
+      sourcemap: true,
     },
     plugins: [resolve()],
   },
@@ -28,6 +30,7 @@ export default [
       file: 'matrix.umd.js',
       format: 'umd',
       exports: 'named',
+      sourcemap: true,
     },
     plugins: [resolve(), commonJS(), terser()],
   },