13 lines
708 B
TypeScript
13 lines
708 B
TypeScript
export class ApiError extends Error {
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status:number;
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constructor(status:number,message:string){super(message);this.name="ApiError";this.status=status}
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}
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export async function api<T>(path:string, options:RequestInit={}):Promise<T>{
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const response=await fetch(path,{...options,headers:{"content-type":"application/json",...options.headers}});
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const text=await response.text(); let body:unknown=null;
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try{body=text?JSON.parse(text):null}catch{body={message:text}}
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if(!response.ok){const message=typeof body==="object"&&body&&"message" in body?String((body as {message:unknown}).message):`${response.status} ${response.statusText}`;throw new ApiError(response.status,message)}
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return body as T;
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}
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