parsel-js - npm Package Compare versions

Comparing version 1.1.2 to 1.2.0

package.json

 {
   "name": "parsel-js",
-  "version": "1.1.2",
+  "version": "1.2.0",
   "description": "A tiny, permissive CSS selector parser",
@@ -22,3 +22,4 @@ "type": "module",
     "build": "npx rollup -c",
-    "prepublish": "npm run build"
+    "prepublish": "npm run build",
+    "release": "release-it"
   },
@@ -42,2 +43,3 @@ "repository": {
     "http-server": "^14.1.1",
+    "release-it": "^17.10.0",
     "rollup": "^2.49.0",
@@ -44,0 +46,0 @@ "rollup-plugin-terser": "^7.0.2",

parsel.ts

@@ -263,2 +263,10 @@ export const TOKENS: Record<string, RegExp> = {
 
+			if (left.length === 0) {
+				return {
+					type: 'relative',
+					combinator: token.content,
+					right: nestTokens(right),
+				};
+			}
+
 			return {
@@ -307,2 +315,5 @@ type: 'complex',
 			break;
+		case 'relative':
+			yield* flatten(node.right, node);
+			break;
 		case 'compound':
@@ -398,9 +409,25 @@ yield* node.list.map((token): [Token, Compound] => [token, node]);
 export function stringify(listOrNode: Token[] | AST): string {
-	let tokens: Token[];
 	if (Array.isArray(listOrNode)) {
-		tokens = listOrNode;
-	} else {
-		tokens = [...flatten(listOrNode)].map(([token]) => token);
+		return listOrNode.map((token) => token.content).join("");
 	}
-	return tokens.map(token => token.content).join('')
+
+	switch (listOrNode.type) {
+		case "list":
+			return listOrNode.list.map(stringify).join(",");
+		case "relative":
+			return (
+				listOrNode.combinator +
+				stringify(listOrNode.right)
+			);
+		case "complex":
+			return (
+				stringify(listOrNode.left) +
+				listOrNode.combinator +
+				stringify(listOrNode.right)
+			);
+		case "compound":
+			return listOrNode.list.map(stringify).join("");
+		default:
+			return listOrNode.content;
+	}
 }
@@ -567,2 +594,8 @@
 
+export interface Relative {
+	type: 'relative';
+	combinator: string;
+	right: AST;
+}
+
 export interface Compound {
@@ -578,2 +611,2 @@ type: 'compound';
 
-export type AST = Complex | Compound | List | Token;
+export type AST = Complex | Relative | Compound | List | Token;

test.json

@@ -968,3 +968,83 @@ [
 		}
+	},
+	{
+		"type": "tokenize",
+		"input": ".container:has(~ .image)",
+		"expected": [
+			{
+				"name": "container",
+				"type": "class",
+				"content": ".container",
+				"pos": [
+					0,
+					10
+				]
+			},
+			{
+				"name": "has",
+				"argument": "~ .image",
+				"type": "pseudo-class",
+				"content": ":has(~ .image)",
+				"pos": [
+					10,
+					24
+				]
+			}
+		]
+	},
+	{
+		"type": "parse",
+		"input": ".container:has(~ .image)",
+		"expected": {
+			"type": "compound",
+			"list": [
+				{
+					"name": "container",
+					"type": "class",
+					"content": ".container",
+					"pos": [
+						0,
+						10
+					]
+				},
+				{
+					"name": "has",
+					"argument": "~ .image",
+					"type": "pseudo-class",
+					"content": ":has(~ .image)",
+					"pos": [
+						10,
+						24
+					],
+					"subtree": {
+						"type": "relative",
+						"combinator": "~",
+						"right": {
+							"name": "image",
+							"type": "class",
+							"content": ".image",
+							"pos": [
+								2,
+								8
+							]
+						}
+					}
+				}
+			]
+		}
+	},
+	{
+		"type": "stringify",
+		"input": ".container:has(~ .image)",
+		"expected": ".container:has(~ .image)"
+	},
+	{
+		"type": "specificity",
+		"input": ".container:has(~ .image)",
+		"expected": [
+			0,
+			2,
+			0
+		]
 	}
 ]

New alerts

New author

Supply chain risk

A new npm collaborator published a version of the package for the first time. New collaborators are usually benign additions to a project, but do indicate a change to the security surface area of a package.

Found 1 instance in 1 package

Worsened metrics

Total package byte prevSize

73686

decreased by-50.74%

Dev dependency count

7

increased by16.67%

Number of package files

17

decreased by-34.62%

Lines of code

2061

decreased by-45.11%

Number of medium supply chain risk alerts

1

increased byInfinity%

No dependency changes