Support root.toString() (#28)

.gitignore

@@ -1,3 +1,6 @@
+# Created by https://www.gitignore.io/api/node
+
+### Node ###
 # Logs
 logs
 *.log
@@ -57,3 +60,6 @@ typings/
 # dotenv environment variables file
 .env
 
+
+
+# End of https://www.gitignore.io/api/node

lib/document.js

@@ -0,0 +1,55 @@
+"use strict";
+const PostCssRoot = require("postcss/lib/root");
+const stringify = require("./stringify");
+
+class Document extends PostCssRoot {
+	toString (stringifier) {
+		return super.toString(stringifier || {
+			stringify: stringify,
+		});
+	}
+
+	each (callback) {
+		let wasBreak, lastResult;
+		this.nodes.forEach(node => {
+			const result = node.each(callback);
+			if (result === false) {
+				wasBreak = true;
+			} else {
+				lastResult = result;
+			}
+		});
+		if (wasBreak) {
+			return false;
+		} else {
+			return lastResult;
+		}
+	}
+
+	append () {
+		this.last.append.apply(
+			this.last,
+			Array.from(arguments)
+		);
+		return this;
+	}
+
+	prepend () {
+		this.first.prepend.apply(
+			this.first,
+			Array.from(arguments)
+		);
+		return this;
+	}
+
+	insertBefore (exist, add) {
+		exist.prepend(add);
+		return this;
+	}
+
+	insertAfter (exist, add) {
+		exist.append(add);
+		return this;
+	}
+}
+module.exports = Document;

lib/parser.js

@@ -1,7 +1,7 @@
 "use strict";
 
 const Input = require("postcss/lib/input");
-const Root = require("postcss/lib/root");
+const Document = require("./document");
 const htmlParser = require("./html-parser");
 const mdParser = require("./markdown-parser");
 const BlockFixer = require("./block-fixer");
@@ -21,7 +21,7 @@ function parser (source, opts) {
 	if (!styleTag && !stylesMd && !filenameMatch(/\.(?:md|markdown)$/i)) {
 		return;
 	}
-	const document = new Root();
+	const document = new Document();
 	const documentLocalFixer = new BlockFixer(source);
 	let index = 0;
 	[].concat(styleTag, stylesMd).filter(Boolean).sort(function (a, b) {
@@ -42,49 +42,6 @@ function parser (source, opts) {
 		},
 	};
 
-	document.each = function (callback) {
-		let wasBreak, lastResult;
-		this.nodes.forEach(node => {
-			const result = node.each(callback);
-			if (result === false) {
-				wasBreak = true;
-			} else {
-				lastResult = result;
-			}
-		});
-		if (wasBreak) {
-			return false;
-		} else {
-			return lastResult;
-		}
-	};
-
-	document.append = function () {
-		this.last.append.apply(
-			this.last,
-			Array.from(arguments)
-		);
-		return this;
-	};
-
-	document.prepend = function () {
-		this.first.prepend.apply(
-			this.first,
-			Array.from(arguments)
-		);
-		return this;
-	};
-
-	document.insertBefore = function (exist, add) {
-		exist.prepend(add);
-		return this;
-	};
-
-	document.insertAfter = function (exist, add) {
-		exist.append(add);
-		return this;
-	};
-
 	return document;
 }
 

package.json

@@ -17,8 +17,8 @@
       "lcov",
       "text"
     ],
-    "cache": true,
     "all": true,
+    "cache": true,
     "check-coverage": true
   },
   "repository": {
@@ -68,7 +68,7 @@
     "eslint-plugin-promise": "^3.7.0",
     "eslint-plugin-standard": "^3.0.1",
     "mocha": "^5.0.4",
-    "nyc": "^11.4.1",
+    "nyc": "^11.6.0",
     "postcss": "^6.0.19",
     "postcss-less": "^1.1.3",
     "postcss-parser-tests": "^6.2.1",
@@ -77,7 +77,7 @@
     "postcss-scss": "^1.0.4",
     "strip-bom": "^3.0.0",
     "stylefmt": "^6.0.0",
-    "stylelint": "^9.1.1",
+    "stylelint": "^9.1.2",
     "sugarss": "^1.0.1"
   }
 }

test/html.js

@@ -103,14 +103,11 @@ describe("html tests", () => {
 		return postcss([
 			root => {
 				expect(root.nodes).to.have.lengthOf(2);
+				expect(root.toString()).equal(less);
 			},
 			stylefmt,
 		]).process(less, {
-			syntax: syntax({
-				less: {
-					parse: require("postcss-less").parse,
-				},
-			}),
+			syntax: syntax(),
 			from: "less.html",
 		}).then(result => {
 			expect(result.content).to.equal(less);