tslint-to-eslint-config
Version:
Converts your TSLint configuration to the closest reasonable ESLint equivalent.
72 lines • 2.97 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.parseFileComments = void 0;
const utils = __importStar(require("tsutils"));
const typescript_1 = __importDefault(require("typescript"));
/**
* @see https://github.com/Microsoft/TypeScript/issues/21049
*/
const parseFileComments = (filePath, content) => {
const sourceFile = typescript_1.default.createSourceFile(filePath, content, typescript_1.default.ScriptTarget.Latest,
/*setParentNodes */ true);
const directives = [];
utils.forEachComment(sourceFile, (fullText, comment) => {
const parsedComment = parseFileComment(fullText, comment);
if (parsedComment !== undefined) {
directives.push(parsedComment);
}
});
return directives;
};
exports.parseFileComments = parseFileComments;
/**
* @see https://github.com/palantir/tslint/blob/master/src/enableDisableRules.ts
*/
const tslintRegex = new RegExp(/tslint:(enable|disable)(?:-(line|next-line))?(:|\s|$)/g);
const parseFileComment = (fullText, comment) => {
const commentText = (comment.kind === typescript_1.default.SyntaxKind.SingleLineCommentTrivia
? fullText.substring(comment.pos + 2, comment.end)
: fullText.substring(comment.pos + 2, comment.end - 2)).trim();
const match = commentText.match(tslintRegex);
if (match === null) {
return undefined;
}
return {
commentKind: comment.kind,
directive: match[0].replace("e:", "e"),
end: comment.end,
pos: comment.pos,
ruleNames: commentText.slice(match[0].length).split(/\s+/).map(trimColons).filter(Boolean),
};
};
const trimColons = (text) => text
.replace(/^(:|\s)*/, "")
.replace(/(:|\s)*$/, "")
.trim();
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