Integrate Input#document (#36)

lib/__tests__/parse.test.js

@@ -40,6 +40,26 @@ describe('no interpolations', () => {
 			line: 1,
 			column: 38,
 		});
+		expect(decl.rangeBy({})).toEqual({
+			start: {
+				column: 28,
+				line: 1,
+			},
+			end: {
+				column: 39,
+				line: 1,
+			},
+		});
+		expect(decl.rangeBy({ word: 'red' })).toEqual({
+			start: {
+				column: 35,
+				line: 1,
+			},
+			end: {
+				column: 38,
+				line: 1,
+			},
+		});
 	});
 
 	test('two components', () => {
@@ -111,6 +131,26 @@ describe('no interpolations', () => {
 			line: 2,
 			column: 45,
 		});
+		expect(secondComponent.rangeBy({})).toEqual({
+			start: {
+				column: 28,
+				line: 2,
+			},
+			end: {
+				column: 47,
+				line: 2,
+			},
+		});
+		expect(secondComponent.rangeBy({ word: 'blue' })).toEqual({
+			start: {
+				column: 42,
+				line: 2,
+			},
+			end: {
+				column: 46,
+				line: 2,
+			},
+		});
 	});
 
 	test('empty component', () => {

lib/parse.js

@@ -8,9 +8,13 @@ const { parseJs } = require('./parseJs');
 module.exports = function parse(css, opts) {
 	let inputCode = typeof css === 'string' ? css : css.toString();
 
+	let options = opts ?? {};
+
+	options.document = inputCode;
+
 	let document = new postcss.Document({
 		source: {
-			input: new postcss.Input(inputCode, opts),
+			input: new postcss.Input(inputCode, options),
 			start: { offset: 0, line: 1, column: 1 },
 		},
 	});
@@ -27,7 +31,7 @@ module.exports = function parse(css, opts) {
 		/** @type {postcss.Root} */
 		let parsedNode;
 
-		let input = new postcss.Input(node.css, opts);
+		let input = new postcss.Input(node.css, options);
 
 		let interpolationsRanges = node.interpolationRanges.map((range) => {
 			return {