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node-fetch-cache/classes/response.js

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const fs = require('fs');
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const stream = require('stream');
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const Headers = require('./headers.js');
class Response {
constructor(raw, cacheFilePath, fromCache) {
Object.assign(this, raw);
this.cacheFilePath = cacheFilePath;
this.headers = new Headers(raw.headers);
this.fromCache = fromCache;
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this.bodyUsed = false;
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if (this.bodyBuffer.type === 'Buffer') {
this.bodyBuffer = Buffer.from(this.bodyBuffer);
}
}
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get body() {
return stream.Readable.from(this.bodyBuffer);
}
consumeBody() {
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if (this.bodyUsed) {
throw new Error('Error: body used already');
}
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this.bodyUsed = true;
return this.bodyBuffer;
}
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text() {
return this.consumeBody().toString();
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}
json() {
return JSON.parse(this.consumeBody().toString());
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}
buffer() {
return this.consumeBody();
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}
async ejectFromCache() {
try {
await fs.promises.unlink(this.cacheFilePath);
} catch (err) {
if (err.code !== 'ENOENT') {
throw err;
}
}
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}
}
module.exports = Response;