31 lines
832 B
JavaScript
31 lines
832 B
JavaScript
import { camelize, pascalize, snakelize } from "../misc/strings.js";
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import { promises } from "fs";
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/**
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* @returns A {@link CustomIconLoader} for loading icons from a directory
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*/
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function FileSystemIconLoader(dir, transform) {
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return async (name) => {
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const paths = [
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`${dir}/${name}.svg`,
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`${dir}/${camelize(name)}.svg`,
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`${dir}/${pascalize(name)}.svg`,
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`${dir}/${snakelize(name)}.svg`
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];
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let stat;
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for (const path of paths) {
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try {
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stat = await promises.lstat(path);
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} catch (err) {
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continue;
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}
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if (stat.isFile()) {
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let svg = await promises.readFile(path, "utf-8");
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const cleanupIdx = svg.indexOf("<svg");
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if (cleanupIdx > 0) svg = svg.slice(cleanupIdx);
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return typeof transform === "function" ? await transform(svg) : svg;
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}
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}
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};
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}
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export { FileSystemIconLoader };
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