Expose the "compact" and "namedExports" options (#45)

* update rollup-pluginutils to support null values in json

* Expose the "compact" option

* Expose the "namedExports" option

README.md

@@ -47,7 +47,13 @@ export default {
 
       // specify indentation for the generated default export —
       // defaults to '\t'
-      indent: '  '
+      indent: '  ',
+
+      // ignores indent and generates the smallest code
+      compact: true, // Default: false
+
+      // generate a named export for every property of the JSON object
+      namedExports: true // Default: true
     })
   ]
 };

src/index.js

@@ -17,7 +17,12 @@ export default function json (options = {}) {
 			}
 
 			return {
-				code: dataToEsm(data, {preferConst: options.preferConst, indent}),
+				code: dataToEsm(data, {
+					preferConst: options.preferConst,
+					compact: options.compact,
+					namedExports: options.namedExports,
+					indent
+				}),
 				map: {mappings: ''}
 			};
 		}

test/samples/form/compact.js

@@ -0,0 +1 @@
+export var validKey=true;export var nested={subKey:"ok"};export var array=[1,"2"];export default{validKey:validKey,"invalid-key": 1,nested:nested,array:array,"function": "not used","null": null};

test/samples/form/namedExports.js

@@ -0,0 +1,13 @@
+export default {
+	validKey: true,
+	"invalid-key": 1,
+	nested: {
+		subKey: "ok"
+	},
+	array: [
+		1,
+		"2"
+	],
+	"function": "not used",
+	"null": null
+};

test/test.js

@@ -138,6 +138,20 @@ describe('rollup-plugin-json', () => {
 			read('samples/form/customIndent.js')
 		);
 	});
+
+	it('generates correct code with compact=true', () => {
+		assert.deepEqual(
+			json({ compact: true }).transform(read('samples/form/input.json'), 'input.json').code + '\n',
+			read('samples/form/compact.js')
+		);
+	});
+
+	it('generates correct code with namedExports=false', () => {
+		assert.deepEqual(
+			json({ namedExports: false }).transform(read('samples/form/input.json'), 'input.json').code + '\n',
+			read('samples/form/namedExports.js')
+		);
+	});
 });
 
 function read (file) {