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import { GemError } from './error.ts';
export class GemResponse {    constructor(public status = 20, public meta: string = 'text/plain', public body: string | Uint8Array | null = null) {
    }
    public static fromError(err: GemError) {        return new GemResponse(err.status, err.expose ? err.message : undefined);    }
    public toUint8Array() {        this.validate();        const header = new TextEncoder().encode(`${this.status} ${this.meta}\r\n`);        let response = header;        if (this.body !== null && Math.floor(this.status / 10) === 2) {            const body = typeof this.body === 'string' ? new TextEncoder().encode(this.body) : this.body;            response = new Uint8Array(header.byteLength + body.byteLength);            response.set(header, 0);            response.set(body, header.byteLength);        }
        return response;    }
    public validate() {        if (this.status < 10 || this.status > 69) {            throw new Error('Invaild response status: ' + this.status);        }    }}