Installing dependencies.

node_modules/eslint-plugin-jest/lib/rules/no-restricted-matchers.js

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+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+
+var _utils = require("./utils");
+
+var _default = (0, _utils.createRule)({
+  name: __filename,
+  meta: {
+    docs: {
+      category: 'Best Practices',
+      description: 'Disallow specific matchers & modifiers',
+      recommended: false
+    },
+    type: 'suggestion',
+    schema: [{
+      type: 'object',
+      additionalProperties: {
+        type: ['string', 'null']
+      }
+    }],
+    messages: {
+      restrictedChain: 'Use of `{{ chain }}` is disallowed',
+      restrictedChainWithMessage: '{{ message }}'
+    }
+  },
+  defaultOptions: [{}],
+
+  create(context, [restrictedChains]) {
+    return {
+      CallExpression(node) {
+        const jestFnCall = (0, _utils.parseJestFnCall)(node, context);
+
+        if ((jestFnCall === null || jestFnCall === void 0 ? void 0 : jestFnCall.type) !== 'expect') {
+          return;
+        }
+
+        const permutations = [jestFnCall.members];
+
+        if (jestFnCall.members.length > 2) {
+          permutations.push([jestFnCall.members[0], jestFnCall.members[1]]);
+          permutations.push([jestFnCall.members[1], jestFnCall.members[2]]);
+        }
+
+        if (jestFnCall.members.length > 1) {
+          permutations.push(...jestFnCall.members.map(nod => [nod]));
+        }
+
+        for (const permutation of permutations) {
+          const chain = permutation.map(nod => (0, _utils.getAccessorValue)(nod)).join('.');
+
+          if (chain in restrictedChains) {
+            const message = restrictedChains[chain];
+            context.report({
+              messageId: message ? 'restrictedChainWithMessage' : 'restrictedChain',
+              data: {
+                message,
+                chain
+              },
+              loc: {
+                start: permutation[0].loc.start,
+                end: permutation[permutation.length - 1].loc.end
+              }
+            });
+            break;
+          }
+        }
+      }
+
+    };
+  }
+
+});
+
+exports.default = _default;