Serialize distribution parameters

kgryte · kgryte · commit b0cf7a1a71ec · 2018-10-28T20:24:40.000-07:00
diff --git a/lib/node_modules/@stdlib/random/base/rayleigh/README.md b/lib/node_modules/@stdlib/random/base/rayleigh/README.md
@@ -244,7 +244,7 @@ Serializes the pseudorandom number generator as a JSON object.
 
 ```javascript
 var o = rayleigh.toJSON();
-// returns { 'type': 'PRNG', 'name': '...', 'state': {...} }
+// returns { 'type': 'PRNG', 'name': '...', 'state': {...}, 'params': [] }
 ```
 
 </section>
diff --git a/lib/node_modules/@stdlib/random/base/rayleigh/docs/repl.txt b/lib/node_modules/@stdlib/random/base/rayleigh/docs/repl.txt
@@ -162,7 +162,7 @@
     Examples
     --------
     > var o = {{alias}}.toJSON()
-    { 'type': 'PRNG', 'name': '...', 'state': {...} }
+    { 'type': 'PRNG', 'name': '...', 'state': {...}, 'params': [] }
 
     See Also
     --------
diff --git a/lib/node_modules/@stdlib/random/base/rayleigh/lib/factory.js b/lib/node_modules/@stdlib/random/base/rayleigh/lib/factory.js
@@ -187,6 +187,11 @@ function factory() {
 		out.type = 'PRNG';
 		out.name = prng.NAME;
 		out.state = typedarray2json( rand.state );
+		if ( sigma === void 0 ) {
+			out.params = [];
+		} else {
+			out.params = [ sigma ];
+		}
 		return out;
 	}
 
diff --git a/lib/node_modules/@stdlib/random/base/rayleigh/test/test.factory.js b/lib/node_modules/@stdlib/random/base/rayleigh/test/test.factory.js
@@ -453,6 +453,12 @@ tape( 'attached to the returned function is a method to serialize the generator
 	t.equal( o.type, 'PRNG', 'has property' );
 	t.equal( o.name, rayleigh.NAME, 'has property' );
 	t.deepEqual( o.state, typedarray2json( rayleigh.state ), 'has property' );
+	t.deepEqual( o.params, [], 'has property' );
+
+	rayleigh = factory( 2.0 );
+	o = rayleigh.toJSON();
+
+	t.deepEqual( o.params, [ 2.0 ], 'has property' );
 
 	t.end();
 });
