tslint-to-eslint-config/src/converters/lintConfigs/eslint/createEnv.js

Converts your TSLint configuration to the closest reasonable ESLint equivalent.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.createEnv = void 0;
const createEnv = ({ packages, typescript }) => {
    var _a, _b, _c, _d;
    const browser =
        typescript === undefined ||
        ((_a = typescript.compilerOptions) === null || _a === void 0 ? void 0 : _a.lib) ===
            undefined ||
        typescript.compilerOptions.lib.includes("dom");
    const es6 =
        typescript === undefined ||
        !["es3", "es5"].includes(
            (_d =
                (_c =
                    (_b = typescript.compilerOptions) === null || _b === void 0
                        ? void 0
                        : _b.target) === null || _c === void 0
                    ? void 0
                    : _c.toLowerCase()) !== null && _d !== void 0
                ? _d
                : "",
        );
    const node =
        packages === undefined ||
        [...Object.keys(packages.dependencies), ...Object.keys(packages.devDependencies)].some(
            (dependency) => dependency.toLowerCase() === "@types/node",
        );
    return {
        ...(browser && { browser }),
        ...(es6 && { es6 }),
        ...(node && { node }),
    };
};
exports.createEnv = createEnv;
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