javascript - 模板字面量類型:超出最大調用堆疊大小
我收到以下錯誤:
ERROR in RangeError: Maximum call stack size exceeded
at getResolvedBaseConstraint (/project/node_modules/typescript/lib/typescript.js:53262:43)
at getBaseConstraintOfType (/project/node_modules/typescript/lib/typescript.js:53242:34)
at getTypeFacts (/project/node_modules/typescript/lib/typescript.js:62711:37)
at getTypeFacts (/project/node_modules/typescript/lib/typescript.js:62711:24)
at getTypeFacts (/project/node_modules/typescript/lib/typescript.js:62711:24)
at getTypeFacts (/project/node_modules/typescript/lib/typescript.js:62711:24)
at getTypeFacts (/project/node_modules/typescript/lib/typescript.js:62711:24)
at getTypeFacts (/project/node_modules/typescript/lib/typescript.js:62711:24)
at getTypeFacts (/project/node_modules/typescript/lib/typescript.js:62711:24)
at getTypeFacts (/project/node_modules/typescript/lib/typescript.js:62711:24)
at getTypeFacts (/project/node_modules/typescript/lib/typescript.js:62711:24)
at getTypeFacts (/project/node_modules/typescript/lib/typescript.js:62711:24)
at getTypeFacts (/project/node_modules/typescript/lib/typescript.js:62711:24)
at getTypeFacts (/project/node_modules/typescript/lib/typescript.js:62711:24)
at getTypeFacts (/project/node_modules/typescript/lib/typescript.js:62711:24)
at getTypeFacts (/project/node_modules/typescript/lib/typescript.js:62711:24)
我在 global.d.ts 中有以下內容:
declare type UserId = `${number}`;
declare interface DevEnvironment {
dev?: {
user?: {
userId?: UserId;
}
}
}
在上述介面中,如果我將 userId?: UserId 改成 userId?: string,那麼上述錯誤就會消失。我認為這是因為這個模板字串的錯誤。
然而,我是這樣使用上面的;在這裡,我正在我的開發環境中建立我的環境檔案:
let dev = {};
try {
// The below file may or may not exists depending on the environment
dev = require('./environment.local').dev;
} catch (e) { }
export const environment = Object.assign({}, {
// Main environment variables
}, {dev: dev || {}} as DevEnvironment);
然後我在服務中使用它:
@Injectable({ providedIn: 'root' })
export class User {
get userId(): UserId {
const defaultValue = (environment.dev?.user?.userId || '000000000') as UserId;
}
}
我知道這個問題據說在更新版本的 TypeScript 中已經修復,但由於使用 Angular 11 CLI,我們被限制在 4.1.5,如下所示:
npm i typescript@^4.2.0
npm ERR! code ERESOLVE
npm ERR! ERESOLVE unable to resolve dependency tree
npm ERR!
npm ERR! Found: @angular/[email
npm ERR! node_modules/@angular/compiler-cli
npm ERR! dev @angular/compiler-cli@"^11.2.11" from the root project
npm ERR!
npm ERR! Could not resolve dependency:
npm ERR! peer @angular/compiler-cli@"^10.0.0" from @angular-devkit/[email
npm ERR! node_modules/@angular-devkit/build-angular
npm ERR! @angular-devkit/build-angular@">=0.1000.0 < 0.1100.0" from @angular-builders/[email
npm ERR! node_modules/@angular-builders/custom-webpack
npm ERR! dev @angular-builders/custom-webpack@"^10.0.1" from the root project
npm ERR! dev @angular-devkit/build-angular@"^0.1002.3" from the root project
npm ERR!
npm ERR! Fix the upstream dependency conflict, or retry
npm ERR! this command with --force, or --legacy-peer-deps
npm ERR! to accept an incorrect (and potentially broken) dependency resolution.
npm ERR!
npm ERR! See /Users/rnaddy/.npm/eresolve-report.txt for a full report.
npm ERR! A complete log of this run can be found in:
npm ERR! /Users/rnaddy/.npm/_logs/2021-07-08T15_28_45_346Z-debug.log
有什麼我可以做的來使用我最初想使用的語法嗎?
答案#1
如果你使用的 TypeScript 版本低於 4,就會出現這個錯誤,升級到最新版本然後放輕鬆))
答案#2
這是一個內部的 Typescript 錯誤,對我來說生產環境可以運作,但開發環境不行。
按照建議更新 TypeScript,即使輸出不完全相同,問題也是一樣的。
我完全不知道哪個版本實際上可用,我最終用了4.x.x,它神奇地如預期般工作了。