55 lines
2.0 KiB
Plaintext
55 lines
2.0 KiB
Plaintext
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const utils_1 = require("@typescript-eslint/utils");
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const util_1 = require("../util");
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exports.default = (0, util_1.createRule)({
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name: 'no-unsafe-declaration-merging',
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meta: {
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type: 'problem',
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docs: {
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description: 'Disallow unsafe declaration merging',
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recommended: 'recommended',
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requiresTypeChecking: false,
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},
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messages: {
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unsafeMerging: 'Unsafe declaration merging between classes and interfaces.',
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},
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schema: [],
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},
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defaultOptions: [],
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create(context) {
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function checkUnsafeDeclaration(scope, node, unsafeKind) {
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const variable = scope.set.get(node.name);
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if (!variable) {
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return;
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}
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const defs = variable.defs;
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if (defs.length <= 1) {
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return;
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}
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if (defs.some(def => def.node.type === unsafeKind)) {
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context.report({
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node,
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messageId: 'unsafeMerging',
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});
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}
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}
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return {
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ClassDeclaration(node) {
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if (node.id) {
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// by default eslint returns the inner class scope for the ClassDeclaration node
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// but we want the outer scope within which merged variables will sit
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const currentScope = context.sourceCode.getScope(node).upper;
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if (currentScope == null) {
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return;
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}
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checkUnsafeDeclaration(currentScope, node.id, utils_1.AST_NODE_TYPES.TSInterfaceDeclaration);
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}
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},
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TSInterfaceDeclaration(node) {
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checkUnsafeDeclaration(context.sourceCode.getScope(node), node.id, utils_1.AST_NODE_TYPES.ClassDeclaration);
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},
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};
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},
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});
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//# sourceMappingURL=no-unsafe-declaration-merging.js.map
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