eslint-plugin-sonarjs
Version:
SonarJS rules for ESLint
90 lines (89 loc) • 3.8 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 () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.createRegExpRule = createRegExpRule;
const regexpp = __importStar(require("@eslint-community/regexpp"));
const ast_js_1 = require("./ast.js");
const extract_js_1 = require("./extract.js");
const location_js_1 = require("./location.js");
const index_js_1 = require("../index.js");
/**
* Rule template to create regex rules.
* @param handlers - the regexpp node handlers
* @param meta - the (optional) rule metadata
* @returns the resulting rule module
*/
function createRegExpRule(handlers, meta = {}) {
return {
meta,
create(context) {
const services = (0, index_js_1.isRequiredParserServices)(context.sourceCode.parserServices)
? context.sourceCode.parserServices
: null;
function checkRegex(node, regExpAST) {
if (!regExpAST) {
return;
}
const ctx = Object.create(context);
ctx.node = node;
ctx.reportRegExpNode = reportRegExpNode;
regexpp.visitRegExpAST(regExpAST, handlers(ctx));
}
function reportRegExpNode(descriptor, secondaryLocations) {
const { node, regexpNode, offset = [0, 0], ...rest } = descriptor;
const loc = (0, location_js_1.getRegexpLocation)(node, regexpNode, context, offset);
if (loc) {
(0, index_js_1.report)(context, { ...rest, loc }, secondaryLocations);
}
}
function checkLiteral(literal) {
checkRegex(literal, (0, extract_js_1.getParsedRegex)(literal, context));
}
function checkCallExpression(callExpr) {
let parsedRegex = (0, extract_js_1.getParsedRegex)(callExpr, context);
if (!parsedRegex && services && (0, ast_js_1.isStringRegexMethodCall)(callExpr, services)) {
const [implicitRegex] = callExpr.arguments;
parsedRegex = (0, extract_js_1.getParsedRegex)(implicitRegex, context);
}
checkRegex(callExpr.arguments[0], parsedRegex);
}
return {
'Literal[regex]': checkLiteral,
NewExpression: checkCallExpression,
CallExpression: checkCallExpression,
};
},
};
}