add example npm project

Cargo.lock

@@ -72,8 +72,15 @@ checksum = "0f647032dfaa1f8b6dc29bd3edb7bbef4861b8b8007ebb118d6db284fd59f6ee"
 dependencies = [
  "autocfg",
  "hashbrown",
+ "serde",
 ]
 
+[[package]]
+name = "itoa"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1aab8fc367588b89dcee83ab0fd66b72b50b72fa1904d7095045ace2b0c81c35"
+
 [[package]]
 name = "libc"
 version = "0.2.125"
@@ -85,6 +92,9 @@ name = "node-package-manager"
 version = "0.1.0"
 dependencies = [
  "clap",
+ "indexmap",
+ "serde",
+ "serde_json",
 ]
 
 [[package]]
@@ -93,12 +103,78 @@ version = "6.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8e22443d1643a904602595ba1cd8f7d896afe56d26712531c5ff73a15b2fbf64"
 
+[[package]]
+name = "proc-macro2"
+version = "1.0.38"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9027b48e9d4c9175fa2218adf3557f91c1137021739951d4932f5f8268ac48aa"
+dependencies = [
+ "unicode-xid",
+]
+
+[[package]]
+name = "quote"
+version = "1.0.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a1feb54ed693b93a84e14094943b84b7c4eae204c512b7ccb95ab0c66d278ad1"
+dependencies = [
+ "proc-macro2",
+]
+
+[[package]]
+name = "ryu"
+version = "1.0.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "73b4b750c782965c211b42f022f59af1fbceabdd026623714f104152f1ec149f"
+
+[[package]]
+name = "serde"
+version = "1.0.137"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "61ea8d54c77f8315140a05f4c7237403bf38b72704d031543aa1d16abbf517d1"
+dependencies = [
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.137"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1f26faba0c3959972377d3b2d306ee9f71faee9714294e41bb777f83f88578be"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "serde_json"
+version = "1.0.81"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9b7ce2b32a1aed03c558dc61a5cd328f15aff2dbc17daad8fb8af04d2100e15c"
+dependencies = [
+ "itoa",
+ "ryu",
+ "serde",
+]
+
 [[package]]
 name = "strsim"
 version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
 
+[[package]]
+name = "syn"
+version = "1.0.94"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a07e33e919ebcd69113d5be0e4d70c5707004ff45188910106854f38b960df4a"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-xid",
+]
+
 [[package]]
 name = "termcolor"
 version = "1.1.3"
@@ -114,6 +190,12 @@ version = "0.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b1141d4d61095b28419e22cb0bbf02755f5e54e0526f97f1e3d1d160e60885fb"
 
+[[package]]
+name = "unicode-xid"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "957e51f3646910546462e67d5f7599b9e4fb8acdd304b087a6494730f9eebf04"
+
 [[package]]
 name = "winapi"
 version = "0.3.9"

Cargo.toml

@@ -7,3 +7,6 @@ edition = "2021"
 
 [dependencies]
 clap = "3.1.18"
+indexmap = { version = "1.8.1", features = ["serde"] }
+serde = { version = "1.0.137", features = ["derive"] }
+serde_json = "1.0.81"

src/main.rs

@@ -1,3 +1,5 @@
+mod manifest;
+
 fn main() {
-    println!("Hello, world!");
+    let manifest = "package.json";
 }

testing/.gitignore

@@ -0,0 +1,3 @@
+node_modules
+package-lock.json
+yarn.lock

testing/index.js

@@ -0,0 +1,6 @@
+const isEven = require('is-even');
+const isOdd = require('is-odd');
+
+const isEvenOrOdd = (x) => isEven(x) || isOdd(x);
+
+console.log(isEvenOrOdd(5));

testing/package.json

@@ -0,0 +1,15 @@
+{
+  "name": "testing",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "is-even": "^1.0.0",
+    "is-odd": "^3.0.1"
+  }
+}