Scaffolding for PDF salad

projects/pdf-salad/.gitignore

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+node_modules/
+index.js
+out.pdf

projects/pdf-salad/build.hxml

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+-lib kiss
+-lib hxnodejs
+-cp src
+--main Main
+-js index.js
+--cmd node index.js example-input

projects/pdf-salad/package-lock.json

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+{
+  "requires": true,
+  "lockfileVersion": 1,
+  "dependencies": {
+    "@pdf-lib/standard-fonts": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/@pdf-lib/standard-fonts/-/standard-fonts-1.0.0.tgz",
+      "integrity": "sha512-hU30BK9IUN/su0Mn9VdlVKsWBS6GyhVfqjwl1FjZN4TxP6cCw0jP2w7V3Hf5uX7M0AZJ16vey9yE0ny7Sa59ZA==",
+      "requires": {
+        "pako": "^1.0.6"
+      }
+    },
+    "@pdf-lib/upng": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/@pdf-lib/upng/-/upng-1.0.1.tgz",
+      "integrity": "sha512-dQK2FUMQtowVP00mtIksrlZhdFXQZPC+taih1q4CvPZ5vqdxR/LKBaFg0oAfzd1GlHZXXSPdQfzQnt+ViGvEIQ==",
+      "requires": {
+        "pako": "^1.0.10"
+      }
+    },
+    "pako": {
+      "version": "1.0.11",
+      "resolved": "https://registry.npmjs.org/pako/-/pako-1.0.11.tgz",
+      "integrity": "sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw=="
+    },
+    "pdf-lib": {
+      "version": "1.12.0",
+      "resolved": "https://registry.npmjs.org/pdf-lib/-/pdf-lib-1.12.0.tgz",
+      "integrity": "sha512-5gqG/w8QMhl/NfzqqIt1WddVHnW3kr+J/2LadP3GT0jAdGKoB0l4h/C4pzzK40b0AlBe2fr1Mvo9ZfR24set5A==",
+      "requires": {
+        "@pdf-lib/standard-fonts": "^1.0.0",
+        "@pdf-lib/upng": "^1.0.1",
+        "pako": "^1.0.11",
+        "tslib": "^1.11.1"
+      }
+    },
+    "tslib": {
+      "version": "1.14.1",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.14.1.tgz",
+      "integrity": "sha512-Xni35NKzjgMrwevysHTCArtLDpPvye8zV/0E4EyYn43P7/7qvQwPh9BGkHewbMulVntbigmcT7rdX3BNo9wRJg=="
+    }
+  }
+}

projects/pdf-salad/src/Externs.hx

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+package;
+
+import js.node.Buffer;
+import js.lib.Promise;
+
+@:jsRequire("pdf-lib", "PDFDocument")
+extern class PDFDocument {
+    public static function create():Promise<PDFDocument>;
+    public static function load(bytes:Buffer):Promise<PDFDocument>;
+    public function save():Promise<Buffer>;
+}

projects/pdf-salad/src/Main.hx

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+package;
+
+import js.lib.Uint8Array;
+import js.node.Fs;
+import kiss.Kiss;
+import kiss.Prelude;
+import Externs;
+
+@:build(kiss.Kiss.build("src/Main.kiss"))
+class Main {}

projects/pdf-salad/src/Main.kiss

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+(defun main []
+    (let [bytesIn (Fs.readFileSync "example-input/antique-phone-shop.pdf")]
+        (.then (PDFDocument.load bytesIn) (lambda [pdfToModify]
+            (.then (pdfToModify.save) (lambda [bytesOut]
+                (Fs.writeFileSync "out.pdf" bytesOut)))))))

projects/pdf-salad/test.sh

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+#! /bin/bash
+
+if [ ! -z "$TRAVIS_OS_NAME" ]; then
+    npm install pdf-lib
+fi
+haxelib dev kiss ../../
+haxe build.hxml