├── .gitignore
├── LICENSE
├── README.md
├── example.js
├── example.zig
└── package.json


/.gitignore:
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1 | zig-cache
2 | example.node
3 | 


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/LICENSE:
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 1 | Copyright 2021 Isaac Freund
 2 | 
 3 | Permission to use, copy, modify, and/or distribute this software for any
 4 | purpose with or without fee is hereby granted.
 5 | 
 6 | THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
 7 | REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 8 | AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
 9 | INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
10 | LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
11 | OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
12 | PERFORMANCE OF THIS SOFTWARE.
13 | 


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/README.md:
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1 | # zig-napi-example
2 | 
3 | An example of calling Zig code from nodejs using Node-API.
4 | 
5 | This example is compatible with Zig version `0.9`.
6 | 


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/example.js:
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1 | const example = require('./example.node');
2 | console.log(example.foo());
3 | 


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/example.zig:
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 1 | const c = @cImport({
 2 |     @cInclude("node_api.h");
 3 | });
 4 | 
 5 | export fn napi_register_module_v1(env: c.napi_env, exports: c.napi_value) c.napi_value {
 6 |     var function: c.napi_value = undefined;
 7 |     if (c.napi_create_function(env, null, 0, foo, null, &function) != c.napi_ok) {
 8 |         _ = c.napi_throw_error(env, null, "Failed to create function");
 9 |         return null;
10 |     }
11 | 
12 |     if (c.napi_set_named_property(env, exports, "foo", function) != c.napi_ok) {
13 |         _ = c.napi_throw_error(env, null, "Failed to add function to exports");
14 |         return null;
15 |     }
16 | 
17 |     return exports;
18 | }
19 | 
20 | fn foo(env: c.napi_env, info: c.napi_callback_info) callconv(.C) c.napi_value {
21 |     _ = info;
22 | 
23 |     var result: c.napi_value = undefined;
24 |     if (c.napi_create_int32(env, 42, &result) != c.napi_ok) {
25 |         _ = c.napi_throw_error(env, null, "Failed to create return value");
26 |         return null;
27 |     }
28 | 
29 |     return result;
30 | }
31 | 


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/package.json:
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 1 | {
 2 |   "name": "zig-napi-example",
 3 |   "version": "0.0.0",
 4 |   "description": "example napi package in zig",
 5 |   "main": "example.js",
 6 |   "scripts": {
 7 |     "build": "zig build-lib -dynamic -lc -isystem /usr/include/node example.zig -femit-bin=example.node"
 8 |   },
 9 |   "author": "Isaac Freund <ifreund@ifreund.xyz>",
10 |   "license": "0BSD"
11 | }
12 | 


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