40 lines
1.1 KiB
TypeScript
40 lines
1.1 KiB
TypeScript
import type { FileInfo } from "../types/index.js";
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import type { Plugin } from "../types/index.js";
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const BINARY_REGEXP = /\.(jpeg|jpg|gif|png|bmp|ico)$/i;
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export default {
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/**
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* The order that this parser will run, in relation to other parsers.
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*/
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order: 400,
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/**
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* Whether to allow "empty" files (zero bytes).
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*/
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allowEmpty: true,
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/**
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* Determines whether this parser can parse a given file reference.
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* Parsers that return true will be tried, in order, until one successfully parses the file.
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* Parsers that return false will be skipped, UNLESS all parsers returned false, in which case
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* every parser will be tried.
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*/
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canParse(file: FileInfo) {
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// Use this parser if the file is a Buffer, and has a known binary extension
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return Buffer.isBuffer(file.data) && BINARY_REGEXP.test(file.url);
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},
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/**
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* Parses the given data as a Buffer (byte array).
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*/
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parse(file: FileInfo) {
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if (Buffer.isBuffer(file.data)) {
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return file.data;
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} else {
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// This will reject if data is anything other than a string or typed array
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return Buffer.from(file.data);
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}
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},
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} as Plugin;
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