Add components

slider/node_modules/eslint/lib/rules/global-require.js

@@ -0,0 +1,117 @@
+/**
+ * @fileoverview Rule for disallowing require() outside of the top-level module context
+ * @author Jamund Ferguson
+ * @deprecated in ESLint v7.0.0
+ */
+
+"use strict";
+
+const ACCEPTABLE_PARENTS = new Set([
+	"AssignmentExpression",
+	"VariableDeclarator",
+	"MemberExpression",
+	"ExpressionStatement",
+	"CallExpression",
+	"ConditionalExpression",
+	"Program",
+	"VariableDeclaration",
+	"ChainExpression",
+]);
+
+/**
+ * Finds the eslint-scope reference in the given scope.
+ * @param {Object} scope The scope to search.
+ * @param {ASTNode} node The identifier node.
+ * @returns {Reference|null} Returns the found reference or null if none were found.
+ */
+function findReference(scope, node) {
+	const references = scope.references.filter(
+		reference =>
+			reference.identifier.range[0] === node.range[0] &&
+			reference.identifier.range[1] === node.range[1],
+	);
+
+	if (references.length === 1) {
+		return references[0];
+	}
+
+	/* c8 ignore next */
+	return null;
+}
+
+/**
+ * Checks if the given identifier node is shadowed in the given scope.
+ * @param {Object} scope The current scope.
+ * @param {ASTNode} node The identifier node to check.
+ * @returns {boolean} Whether or not the name is shadowed.
+ */
+function isShadowed(scope, node) {
+	const reference = findReference(scope, node);
+
+	return (
+		reference && reference.resolved && reference.resolved.defs.length > 0
+	);
+}
+
+/** @type {import('../types').Rule.RuleModule} */
+module.exports = {
+	meta: {
+		deprecated: {
+			message: "Node.js rules were moved out of ESLint core.",
+			url: "https://eslint.org/docs/latest/use/migrating-to-7.0.0#deprecate-node-rules",
+			deprecatedSince: "7.0.0",
+			availableUntil: null,
+			replacedBy: [
+				{
+					message:
+						"eslint-plugin-n now maintains deprecated Node.js-related rules.",
+					plugin: {
+						name: "eslint-plugin-n",
+						url: "https://github.com/eslint-community/eslint-plugin-n",
+					},
+					rule: {
+						name: "global-require",
+						url: "https://github.com/eslint-community/eslint-plugin-n/tree/master/docs/rules/global-require.md",
+					},
+				},
+			],
+		},
+
+		type: "suggestion",
+
+		docs: {
+			description:
+				"Require `require()` calls to be placed at top-level module scope",
+			recommended: false,
+			url: "https://eslint.org/docs/latest/rules/global-require",
+		},
+
+		schema: [],
+		messages: {
+			unexpected: "Unexpected require().",
+		},
+	},
+
+	create(context) {
+		const sourceCode = context.sourceCode;
+
+		return {
+			CallExpression(node) {
+				const currentScope = sourceCode.getScope(node);
+
+				if (
+					node.callee.name === "require" &&
+					!isShadowed(currentScope, node.callee)
+				) {
+					const isGoodRequire = sourceCode
+						.getAncestors(node)
+						.every(parent => ACCEPTABLE_PARENTS.has(parent.type));
+
+					if (!isGoodRequire) {
+						context.report({ node, messageId: "unexpected" });
+					}
+				}
+			},
+		};
+	},
+};