@sudoo/marked
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JavaScript & TypeScript code runner in JavaScript, safe with marked territory, asynchronous
61 lines (60 loc) • 2.76 kB
JavaScript
;
/**
* @author WMXPY
* @namespace Evaluate
* @description Try Statement
*/
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.TryStatementEvaluator = exports.mountTryStatement = void 0;
const error_code_1 = require("../declare/error-code");
const error_1 = require("../util/error/error");
const flag_1 = require("../variable/flag");
const mountTryStatement = (sandbox) => {
sandbox.mount("TryStatement", exports.TryStatementEvaluator);
};
exports.mountTryStatement = mountTryStatement;
const TryStatementEvaluator = function (node, scope, trace) {
return __awaiter(this, void 0, void 0, function* () {
const nextTrace = trace.stack(node);
const subScope = scope.child();
const result = yield this.execute(node.block, subScope, nextTrace);
const beforeExit = () => __awaiter(this, void 0, void 0, function* () {
if (!node.finalizer) {
return;
}
const finallyResult = yield this.execute(node.finalizer, scope, trace);
return finallyResult;
});
if (result instanceof flag_1.Flag) {
if (result.isThrow()) {
if (!node.handler) {
throw (0, error_1.error)(error_code_1.ERROR_CODE.CATCH_NOT_FOUND, void 0, node, trace);
}
this.recoverFromBreak();
const catchScope = scope.child();
catchScope.setThrow(result.getValue());
const catchResult = yield this.execute(node.handler, catchScope, trace);
const catchFinallyResult = yield beforeExit();
if (catchFinallyResult instanceof flag_1.Flag) {
return catchFinallyResult;
}
return catchResult;
}
}
const passedFinallyResult = yield beforeExit();
if (passedFinallyResult instanceof flag_1.Flag) {
return passedFinallyResult;
}
return result;
});
};
exports.TryStatementEvaluator = TryStatementEvaluator;