34 lines
1.2 KiB
TypeScript
34 lines
1.2 KiB
TypeScript
import { TSError } from "ts-node";
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import { Context, Script } from "vm";
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import { wrapInAsyncFunction } from "./async";
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export function executeJavaScript(code: string, filename: string, context: Context): any {
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const script = new Script(code, { filename: filename });
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return script.runInContext(context);
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}
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export async function executeJavaScriptAsync(code: string, filename: string, context: Context): Promise<any> {
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const preparedCode = code.replace(/^\s*"use strict";/, "");
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// wrapped code returns a promise when executed
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const wrappedCode = wrapInAsyncFunction(preparedCode);
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const script = new Script(wrappedCode, { filename: filename });
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const out = await script.runInContext(context);
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return out;
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}
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export function isRecoverable(error: TSError): boolean {
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const recoveryCodes: Set<number> = new Set([
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1003, // "Identifier expected."
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1005, // "')' expected."
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1109, // "Expression expected."
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1126, // "Unexpected end of text."
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1160, // "Unterminated template literal."
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1161, // "Unterminated regular expression literal."
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2355, // "A function whose declared type is neither 'void' nor 'any' must return a value."
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]);
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return error.diagnosticCodes.every(code => recoveryCodes.has(code));
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}
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