jskos-convert: Support reading registry as ndjson (#8)

examples/registry.ndjson

@@ -0,0 +1,2 @@
+{"uri": "http://example.org/voc","notation": ["example"],"notationPattern": "[A-Z][0-9]*","namespace": "http://example.org/voc/"}
+{"uri": "http://example.com/voc","notationPattern": "[a-z]","namespace": "http://example.com/voc/"}

lib/convert-action.js

@@ -11,7 +11,12 @@ export default (options, type, files) => {
 
   let registry = {}
   if (options.registry) {
-    let json = JSON.parse(fs.readFileSync(options.registry))
+    let json, data = fs.readFileSync(options.registry, "utf8")
+    // Support .ndjson
+    if (options.registry.endsWith(".ndjson")) {
+      data = "[" + data.split("\n").filter(Boolean).join(",") + "]"
+    }
+    json = JSON.parse(data)
     registry = Array.isArray(json) ? { schemes: json } : json
   }
   const output = new Writable({

test/cli.js

@@ -87,5 +87,16 @@ describe("jskos-convert", () => {
     })
   })
 
+  it("should use registry file to look up scheme, if given", (done) => {
+    const input = file("test/test-concepts.csv")
+    const registry = file("test/test-registry.ndjson")
+    convert(["concepts", "-r", registry, "-s", "http://example.com/", "-t", "ndjson", "-m", input], (error, stdout, stderr) => {
+      const expected = fs.readFileSync(input.replace(".csv", ".ndjson")).toString().trim()
+      const output = (""+stdout).trim()
+      assert.strictEqual(expected, output)
+      assert.equal(stderr, "")
+      done()
+    })
+  })
 
 })

test/test-registry.ndjson

@@ -0,0 +1,2 @@
+{"uri": "http://example.com/","namespace": "http://example.com/"}
+{"uri": "http://anotherexample.com/","namespace": "http://anotherexample.com/"}