Add components

slider/node_modules/eslint/lib/rules/new-parens.js

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+/**
+ * @fileoverview Rule to flag when using constructor without parentheses
+ * @author Ilya Volodin
+ * @deprecated in ESLint v8.53.0
+ */
+
+"use strict";
+
+//------------------------------------------------------------------------------
+// Requirements
+//------------------------------------------------------------------------------
+
+const astUtils = require("./utils/ast-utils");
+
+//------------------------------------------------------------------------------
+// Helpers
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+// Rule Definition
+//------------------------------------------------------------------------------
+
+/** @type {import('../types').Rule.RuleModule} */
+module.exports = {
+	meta: {
+		deprecated: {
+			message: "Formatting rules are being moved out of ESLint core.",
+			url: "https://eslint.org/blog/2023/10/deprecating-formatting-rules/",
+			deprecatedSince: "8.53.0",
+			availableUntil: "10.0.0",
+			replacedBy: [
+				{
+					message:
+						"ESLint Stylistic now maintains deprecated stylistic core rules.",
+					url: "https://eslint.style/guide/migration",
+					plugin: {
+						name: "@stylistic/eslint-plugin",
+						url: "https://eslint.style",
+					},
+					rule: {
+						name: "new-parens",
+						url: "https://eslint.style/rules/new-parens",
+					},
+				},
+			],
+		},
+		type: "layout",
+
+		docs: {
+			description:
+				"Enforce or disallow parentheses when invoking a constructor with no arguments",
+			recommended: false,
+			url: "https://eslint.org/docs/latest/rules/new-parens",
+		},
+
+		fixable: "code",
+		schema: [
+			{
+				enum: ["always", "never"],
+			},
+		],
+		messages: {
+			missing: "Missing '()' invoking a constructor.",
+			unnecessary:
+				"Unnecessary '()' invoking a constructor with no arguments.",
+		},
+	},
+
+	create(context) {
+		const options = context.options;
+		const always = options[0] !== "never"; // Default is always
+
+		const sourceCode = context.sourceCode;
+
+		return {
+			NewExpression(node) {
+				if (node.arguments.length !== 0) {
+					return; // if there are arguments, there have to be parens
+				}
+
+				const lastToken = sourceCode.getLastToken(node);
+				const hasLastParen =
+					lastToken && astUtils.isClosingParenToken(lastToken);
+
+				// `hasParens` is true only if the new expression ends with its own parens, e.g., new new foo() does not end with its own parens
+				const hasParens =
+					hasLastParen &&
+					astUtils.isOpeningParenToken(
+						sourceCode.getTokenBefore(lastToken),
+					) &&
+					node.callee.range[1] < node.range[1];
+
+				if (always) {
+					if (!hasParens) {
+						context.report({
+							node,
+							messageId: "missing",
+							fix: fixer => fixer.insertTextAfter(node, "()"),
+						});
+					}
+				} else {
+					if (hasParens) {
+						context.report({
+							node,
+							messageId: "unnecessary",
+							fix: fixer => [
+								fixer.remove(
+									sourceCode.getTokenBefore(lastToken),
+								),
+								fixer.remove(lastToken),
+								fixer.insertTextBefore(node, "("),
+								fixer.insertTextAfter(node, ")"),
+							],
+						});
+					}
+				}
+			},
+		};
+	},
+};