fix: support custom parsers in configuration

package.json

@@ -40,6 +40,7 @@
     "@types/estree": "^0.0.50",
     "@types/jest": "^27.0.0",
     "@types/node": "^16.6.0",
+    "@typescript-eslint/parser": "^5.11.0",
     "eslint": "^8.0.0",
     "jest": "^27.0.0",
     "prettier": "^2.4.0",

src/ruleSnapshotTester.ts

@@ -100,6 +100,16 @@ export function runLintFixtureTests({
 	tests.forEach((entry) => {
 		test(entry.testName, () => {
 			const linter = new Linter({})
+			if (eslintConfig.parser) {
+				try {
+					const parserModule = require(eslintConfig.parser)
+					linter.defineParser(eslintConfig.parser, parserModule)
+				} catch (e) {
+					console.error(`Failed to install configured parser "${eslintConfig.parser}"`)
+					throw e
+				}
+			}
+
 			linter.defineRule(ruleName, rule)
 			const lintConfig: Linter.Config = {
 				...eslintConfig,

src/tests/custom-parser/__snapshots__/custom-parser.test.ts.snap

@@ -0,0 +1,17 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`should parse TypeScript 1`] = `
+"
+interface Test {
+    thing(): void;
+}
+
+const fooTest = 'foo';
+      ~~~~~~~ [1]     
+
+const testObj: Test = {
+    thing() {}
+}
+
+[1] variable name 'fooTest' should not include 'foo'."
+`;

src/tests/custom-parser/custom-parser.fixture.ts

@@ -0,0 +1,12 @@
+/**
+ * @test should parse TypeScript
+ */
+interface Test {
+    thing(): void;
+}
+
+const fooTest = 'foo';
+
+const testObj: Test = {
+    thing() {}
+}

src/tests/custom-parser/custom-parser.test.ts

@@ -0,0 +1,10 @@
+import { runLintFixtureTests } from '../../ruleSnapshotTester'
+import { noFooAllowed } from '../rules/no-foo-allowed'
+
+runLintFixtureTests({
+	rule: noFooAllowed,
+	ruleName: 'custom-parser',
+	eslintConfig: {
+		parser: '@typescript-eslint/parser',
+	},
+})

yarn.lock

@@ -1634,6 +1634,50 @@
   dependencies:
     "@types/yargs-parser" "*"
 
+"@typescript-eslint/parser@^5.11.0":
+  version "5.11.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/parser/-/parser-5.11.0.tgz#b4fcaf65513f9b34bdcbffdda055724a5efb7e04"
+  integrity sha512-x0DCjetHZYBRovJdr3U0zG9OOdNXUaFLJ82ehr1AlkArljJuwEsgnud+Q7umlGDFLFrs8tU8ybQDFocp/eX8mQ==
+  dependencies:
+    "@typescript-eslint/scope-manager" "5.11.0"
+    "@typescript-eslint/types" "5.11.0"
+    "@typescript-eslint/typescript-estree" "5.11.0"
+    debug "^4.3.2"
+
+"@typescript-eslint/[email protected]":
+  version "5.11.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/scope-manager/-/scope-manager-5.11.0.tgz#f5aef83ff253f457ecbee5f46f762298f0101e4b"
+  integrity sha512-z+K4LlahDFVMww20t/0zcA7gq/NgOawaLuxgqGRVKS0PiZlCTIUtX0EJbC0BK1JtR4CelmkPK67zuCgpdlF4EA==
+  dependencies:
+    "@typescript-eslint/types" "5.11.0"
+    "@typescript-eslint/visitor-keys" "5.11.0"
+
+"@typescript-eslint/[email protected]":
+  version "5.11.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/types/-/types-5.11.0.tgz#ba345818a2540fdf2755c804dc2158517ab61188"
+  integrity sha512-cxgBFGSRCoBEhvSVLkKw39+kMzUKHlJGVwwMbPcTZX3qEhuXhrjwaZXWMxVfxDgyMm+b5Q5b29Llo2yow8Y7xQ==
+
+"@typescript-eslint/[email protected]":
+  version "5.11.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-5.11.0.tgz#53f9e09b88368191e52020af77c312a4777ffa43"
+  integrity sha512-yVH9hKIv3ZN3lw8m/Jy5I4oXO4ZBMqijcXCdA4mY8ull6TPTAoQnKKrcZ0HDXg7Bsl0Unwwx7jcXMuNZc0m4lg==
+  dependencies:
+    "@typescript-eslint/types" "5.11.0"
+    "@typescript-eslint/visitor-keys" "5.11.0"
+    debug "^4.3.2"
+    globby "^11.0.4"
+    is-glob "^4.0.3"
+    semver "^7.3.5"
+    tsutils "^3.21.0"
+
+"@typescript-eslint/[email protected]":
+  version "5.11.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/visitor-keys/-/visitor-keys-5.11.0.tgz#888542381f1a2ac745b06d110c83c0b261487ebb"
+  integrity sha512-E8w/vJReMGuloGxJDkpPlGwhxocxOpSVgSvjiLO5IxZPmxZF30weOeJYyPSEACwM+X4NziYS9q+WkN/2DHYQwA==
+  dependencies:
+    "@typescript-eslint/types" "5.11.0"
+    eslint-visitor-keys "^3.0.0"
+
 JSONStream@^1.0.4:
   version "1.3.5"
   resolved "https://registry.yarnpkg.com/JSONStream/-/JSONStream-1.3.5.tgz#3208c1f08d3a4d99261ab64f92302bc15e111ca0"
@@ -2883,6 +2927,17 @@ fast-glob@^3.1.1:
     merge2 "^1.3.0"
     micromatch "^4.0.4"
 
+fast-glob@^3.2.9:
+  version "3.2.11"
+  resolved "https://registry.yarnpkg.com/fast-glob/-/fast-glob-3.2.11.tgz#a1172ad95ceb8a16e20caa5c5e56480e5129c1d9"
+  integrity sha512-xrO3+1bxSo3ZVHAnqzyuewYT6aMFHRAd4Kcs92MAonjwQZLsK9d0SF1IyQ3k5PoirxTW0Oe/RqFgMQ6TcNE5Ew==
+  dependencies:
+    "@nodelib/fs.stat" "^2.0.2"
+    "@nodelib/fs.walk" "^1.2.3"
+    glob-parent "^5.1.2"
+    merge2 "^1.3.0"
+    micromatch "^4.0.4"
+
 fast-json-stable-stringify@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/fast-json-stable-stringify/-/fast-json-stable-stringify-2.1.0.tgz#874bf69c6f404c2b5d99c481341399fd55892633"
@@ -3171,6 +3226,18 @@ globby@^11.0.0, globby@^11.0.1:
     merge2 "^1.3.0"
     slash "^3.0.0"
 
+globby@^11.0.4:
+  version "11.1.0"
+  resolved "https://registry.yarnpkg.com/globby/-/globby-11.1.0.tgz#bd4be98bb042f83d796f7e3811991fbe82a0d34b"
+  integrity sha512-jhIXaOzy1sb8IyocaruWSn1TjmnBVs8Ayhcy83rmxNJ8q2uWKCAj3CnJY+KpGSXCueAPc0i05kVvVKtP1t9S3g==
+  dependencies:
+    array-union "^2.1.0"
+    dir-glob "^3.0.1"
+    fast-glob "^3.2.9"
+    ignore "^5.2.0"
+    merge2 "^1.4.1"
+    slash "^3.0.0"
+
 graceful-fs@^4.1.2, graceful-fs@^4.1.6, graceful-fs@^4.2.0, graceful-fs@^4.2.3, graceful-fs@^4.2.4, graceful-fs@^4.2.8:
   version "4.2.8"
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.8.tgz#e412b8d33f5e006593cbd3cee6df9f2cebbe802a"
@@ -3350,6 +3417,11 @@ ignore@^5.1.4:
   resolved "https://registry.yarnpkg.com/ignore/-/ignore-5.1.8.tgz#f150a8b50a34289b33e22f5889abd4d8016f0e57"
   integrity sha512-BMpfD7PpiETpBl/A6S498BaIJ6Y/ABT93ETbby2fP00v4EbvPBXWEoaR1UBPKs3iR53pJY7EtZk5KACI57i1Uw==
 
+ignore@^5.2.0:
+  version "5.2.0"
+  resolved "https://registry.yarnpkg.com/ignore/-/ignore-5.2.0.tgz#6d3bac8fa7fe0d45d9f9be7bac2fc279577e345a"
+  integrity sha512-CmxgYGiEPCLhfLnpPp1MoRmifwEIOgjcHXxOBjv7mY96c+eWScsOP9c112ZyLdWHi0FxHjI+4uVhKYp/gcdRmQ==
+
 import-fresh@^3.0.0, import-fresh@^3.2.1:
   version "3.3.0"
   resolved "https://registry.yarnpkg.com/import-fresh/-/import-fresh-3.3.0.tgz#37162c25fcb9ebaa2e6e53d5b4d88ce17d9e0c2b"
@@ -4491,7 +4563,7 @@ merge-stream@^2.0.0:
   resolved "https://registry.yarnpkg.com/merge-stream/-/merge-stream-2.0.0.tgz#52823629a14dd00c9770fb6ad47dc6310f2c1f60"
   integrity sha512-abv/qOcuPfk3URPfDzmZU1LKmuw8kT+0nIHvKrKgFrwifol/doWcdA4ZqsWQ8ENrFKkd67Mfpo/LovbIUsbt3w==
 
-merge2@^1.3.0:
+merge2@^1.3.0, merge2@^1.4.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/merge2/-/merge2-1.4.1.tgz#4368892f885e907455a6fd7dc55c0c9d404990ae"
   integrity sha512-8q7VEgMJW4J8tcfVPy8g09NcQwZdbwFEqhe/WZkoIzjn/3TGDwtOCYtXGxA3O8tPzpczCCDgv+P2P5y00ZJOOg==
@@ -6150,6 +6222,18 @@ trim-off-newlines@^1.0.0:
   resolved "https://registry.yarnpkg.com/trim-off-newlines/-/trim-off-newlines-1.0.2.tgz#65d52e4f4115992c0dac87220bdcc279fe58c422"
   integrity sha512-DAnbtY4lNoOTLw05HLuvPoBFAGV4zOKQ9d1Q45JB+bcDwYIEkCr0xNgwKtygtKFBbRlFA/8ytkAM1V09QGWksg==
 
+tslib@^1.8.1:
+  version "1.14.1"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.14.1.tgz#cf2d38bdc34a134bcaf1091c41f6619e2f672d00"
+  integrity sha512-Xni35NKzjgMrwevysHTCArtLDpPvye8zV/0E4EyYn43P7/7qvQwPh9BGkHewbMulVntbigmcT7rdX3BNo9wRJg==
+
+tsutils@^3.21.0:
+  version "3.21.0"
+  resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-3.21.0.tgz#b48717d394cea6c1e096983eed58e9d61715b623"
+  integrity sha512-mHKK3iUXL+3UF6xL5k0PEhKRUBKPBCv/+RkEOpjRWxxx27KKRBmmA60A9pgOUvMi8GKhRMPEmjBRPzs2W7O1OA==
+  dependencies:
+    tslib "^1.8.1"
+
 tunnel-agent@^0.6.0:
   version "0.6.0"
   resolved "https://registry.yarnpkg.com/tunnel-agent/-/tunnel-agent-0.6.0.tgz#27a5dea06b36b04a0a9966774b290868f0fc40fd"