75 lines
2.4 KiB
TypeScript
75 lines
2.4 KiB
TypeScript
import type { Editor } from './main';
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import type { File } from './AppSettings';
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const delay = (ms: number) => new Promise((_, reject) => setTimeout(() => reject(new Error('Operation took too long')), ms));
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const tryCatchWrapper = (application: Editor, code: string): Promise<boolean> => {
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/**
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* This function wraps a string of code in a try/catch block and returns a promise
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* that resolves to true if the code is valid and false if the code is invalid after
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* being evaluated.
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*
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* @param application - The main application instance
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* @param code - The string of code to wrap and evaluate
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* @returns A promise that resolves to true if the code is valid and false if the code is invalid
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*/
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return new Promise((resolve, _) => {
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try {
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Function(`with (this) {try{${code}} catch (e) {console.log(e)}};`).call(application.api);
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resolve(true);
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} catch (error) {
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console.log(error);
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resolve(false);
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}
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});
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}
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export const tryEvaluate = async (
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/**
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* This function attempts to evaluate a string of code in the context of user API.
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* If the code is invalid, it will attempt to evaluate the previous valid code.
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*
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* @param application - The main application instance
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* @param code - The set of files to evaluate
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* @param timeout - The timeout in milliseconds
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* @returns A promise that resolves to void
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*
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*/
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application: Editor,
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code: File,
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timeout = 5000
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): Promise<void> => {
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try {
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code.evaluations!++;
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const isCodeValid = await Promise.race([tryCatchWrapper(
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application,
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`let i = ${code.evaluations};` + code.candidate,
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), delay(timeout)]);
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if (isCodeValid) {
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code.committed = code.candidate;
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} else {
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await evaluate(application, code, timeout);
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}
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} catch (error) {
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console.log(error);
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}
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}
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export const evaluate = async (application: Editor, code: File, timeout = 1000): Promise<void> => {
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/**
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* This function evaluates a string of code in the context of user API.
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*
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* @param application - The main application instance
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* @param code - The set of files to evaluate
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* @param timeout - The timeout in milliseconds
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* @returns A promise that resolves to void
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*/
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try {
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await Promise.race([tryCatchWrapper(application, code.committed as string), delay(timeout)]);
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if (code.evaluations)
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code.evaluations++;
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} catch (error) {
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console.log(error);
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}
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} |