tslint-to-eslint-config
Version:
Converts your TSLint configuration to the closest reasonable ESLint equivalent.
67 lines (66 loc) • 2.68 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.summarizePackageRules = void 0;
const utils_1 = require("../../../utils");
const normalizeExtensions_1 = require("../pruning/normalizeExtensions");
const collectTSLintRulesets_1 = require("./collectTSLintRulesets");
const normalizeESLintRules_1 = require("./normalizeESLintRules");
/**
* Given an initial set of rule conversion results and original configurations,
* determines which ESLint rulesets to extend from and removes redundant rule values.
*/
const summarizePackageRules = async (
dependencies,
eslint,
tslint,
ruleConversionResults,
prettierRequested,
) => {
var _a;
const extendedESLintRulesets =
(_a = eslint === null || eslint === void 0 ? void 0 : eslint.full.extends) !== null &&
_a !== void 0
? _a
: [];
const extendedTSLintRulesets = (0, collectTSLintRulesets_1.collectTSLintRulesets)(tslint);
const allExtensions = (0, utils_1.uniqueFromSources)(
extendedESLintRulesets,
extendedTSLintRulesets,
);
// 3a. If no output rules conflict with `eslint-config-prettier`, it's added in
if (dependencies.checkPrettierExtension(ruleConversionResults, prettierRequested)) {
allExtensions.push("prettier");
}
if (allExtensions.length === 0) {
return {
...ruleConversionResults,
extends: [],
extensionRules: new Map(),
};
}
// 3b. Any ESLint rules that are configured the same as an extended preset are trimmed
const { configurationErrors, importedExtensions } = await dependencies.retrieveExtendsValues(
(0, utils_1.uniqueFromSources)(extendedESLintRulesets, extendedTSLintRulesets),
);
const extensionRules = (0, normalizeExtensions_1.normalizeExtensions)(importedExtensions);
const deduplicated = dependencies.removeExtendsDuplicatedRules(
new Map([
...Array.from(
(0, normalizeESLintRules_1.normalizeESLintRules)(
eslint === null || eslint === void 0 ? void 0 : eslint.full.rules,
),
),
...Array.from(ruleConversionResults.converted),
]),
extensionRules,
);
return {
...ruleConversionResults,
converted: deduplicated.differentRules,
extends: (0, utils_1.uniqueFromSources)(allExtensions),
extensionRules: deduplicated.extensionRules,
failed: [...ruleConversionResults.failed, ...configurationErrors],
};
};
exports.summarizePackageRules = summarizePackageRules;
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