@frogcat/ttl2jsonld

Turtle to JSON-LD converter for node.js and browser, no library dependencies.

Demo

Online demo is available here.

With this converter, you can obtain Output JSON-LD from Input Turtle, as shown in JSON-LD 1.0 Specification .

$3

``example66.ttl
@prefix foaf: .

a foaf:Person;
foaf:name "Manu Sporny";
foaf:homepage .
`

$3

`exampl67.json
{
"@context": {
"foaf": "http://xmlns.com/foaf/0.1/"
},
"@id": "http://manu.sporny.org/about#manu",
"@type": "foaf:Person",
"foaf:name": "Manu Sporny",
"foaf:homepage": { "@id": "http://manu.sporny.org/" }
}
`

Install

$3

`a.sh
$ npm install @frogcat/ttl2jsonld
`

$3

`a.html

`

Usage

$3

You can write your own code.

`example.js
const ttl2jsonld = require('@frogcat/ttl2jsonld').parse;

const ttl = @prefix foaf: .

a foaf:Person;
foaf:name "Manu Sporny";
foaf:homepage .
;

const jsonld = ttl2jsonld(ttl);

console.log(JSON.stringify(jsonld,null,2));

`

Command line interface is also available.

`cli.sh
$ npm install @frogcat/ttl2jsonld
$ ttl2jsonld {input_turtle} > {output_jsonld}
or
$ cat {input_turtle} | ttl2jsonld > {output_jsonld}
`

$3

This converter is exported to ttl2jsonld global object. Call ttl2jsonld.parse(ttl) to perform conversion.

`example.html



`

API

Given turtle_string, ttl2jsonld.parse returns JSON Object.

`a.js
var json_object = ttl2jsonld.parse(turtle_string);
`

When you want to pass baseIRI, give second argument like this.

`a.js
var json_object = ttl2jsonld.parse(turtle_string, {
baseIRI : "http://example.org/"
});
`

For developers

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- Build with PEG.js.
- Main code is spec/ttl2jsonld.pegjs.
- When you edit code, run npm run build to generate ttl2jsonld.js.

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- Tested with rdf-test-suite and .
- Currently 298 / 301 tests succeeded.
- Run npm run spec-turtle to start rdr-test-suite.
- Other miscellaneous tests are located in test/test.js, npm run test` to run.