Switch to esbuild, upgrade is-image package

.gitignore

@@ -6,5 +6,4 @@ lib/
 *.log
 .DS_Store
 yarn.lock
-test.js
 !.husky/_/husky.sh

esbuild.js

@@ -0,0 +1,7 @@
+// eslint-disable-next-line @typescript-eslint/no-var-requires
+require('esbuild').buildSync({
+  entryPoints: ['src/index.ts'],
+  bundle: true,
+  platform: 'node',
+  outfile: 'lib/index.js',
+});

jest.config.js

@@ -0,0 +1,22 @@
+const ES_PACKAGES_TO_TRANSFORM = ['is-image'];
+
+/** @type {import("jest").Config} */
+const config = {
+  transform: {
+    '^.+\\.(t|j)sx?$': [
+      '@swc/jest',
+      {
+        jsc: {
+          parser: {
+            syntax: 'typescript',
+          },
+        },
+      },
+    ],
+  },
+  transformIgnorePatterns: [
+    `node_modules/(?!(${ES_PACKAGES_TO_TRANSFORM.join('|')}))/node_modules/.+\\.js`,
+  ],
+};
+
+module.exports = config;

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@shelf/aws-lambda-tesseract",
-  "version": "5.0.0",
+  "version": "5.1.0",
   "description": "6 MB Tesseract 4.1 (with English training data) to fit inside AWS Lambda",
   "keywords": [
     "aws",
@@ -22,7 +22,7 @@
     "bin/tt.tar.gz"
   ],
   "scripts": {
-    "build": "rm -rf lib/ && yarn build:types && babel src --out-dir lib --ignore '**/*.test.ts' --extensions '.ts'",
+    "build": "rm -rf lib/ && yarn build:types && node esbuild.js",
     "build:types": "tsc --emitDeclarationOnly --declaration --isolatedModules false --declarationDir lib",
     "coverage": "jest --coverage",
     "lint": "yarn lint:ci --fix",
@@ -40,25 +40,20 @@
       "eslint --fix"
     ]
   },
-  "babel": {
-    "extends": "@shelf/babel-config/backend"
-  },
   "prettier": "@shelf/prettier-config",
   "dependencies": {
-    "is-image": "3.1.0",
+    "is-image": "4.0.0",
     "tar": "6.2.0"
   },
   "devDependencies": {
-    "@babel/cli": "7.23.0",
-    "@babel/core": "7.23.2",
-    "@babel/preset-env": "7.23.2",
-    "@babel/preset-typescript": "7.22.15",
-    "@shelf/babel-config": "2.0.2",
     "@shelf/eslint-config": "3.10.0",
     "@shelf/prettier-config": "1.0.0",
+    "@swc/core": "1.3.96",
+    "@swc/jest": "0.2.29",
     "@types/jest": "29.5.8",
     "@types/node": "18",
     "@types/tar": "6.1.7",
+    "esbuild": "0.19.5",
     "eslint": "8.48.0",
     "husky": "8.0.3",
     "jest": "29.7.0",

test.js

@@ -0,0 +1,10 @@
+const {execSync} = require('child_process');
+const {getTextFromImage} = require('./lib/index.js');
+
+module.exports = {
+  handler() {
+    execSync(`cp ./test.png /tmp/test.png`);
+
+    return getTextFromImage('/tmp/test.png');
+  }
+}

test.sh

@@ -4,8 +4,6 @@ cd bin
 tar -xvzf tt.tar.gz
 cd ..
 
-yarn babel test.ts --out-file test.js
-
 (sleep 5; curl -XPOST "http://localhost:9000/2015-03-31/functions/function/invocations" -d '{"payload":"hello world!"}') &
 
 

tsconfig.json

@@ -9,5 +9,5 @@
     "target": "esnext"
   },
   "exclude": ["node_modules"],
-  "include": ["src", "test.ts"]
+  "include": ["src/index.ts"]
 }