rollup-plugin-webpack-stats/dist/utils.cjs

Rollup/Vite/Rolldown plugin to generate a stats JSON file with a bundle-stats webpack-compatible structure

const require_runtime = require('./_virtual/_rolldown/runtime.cjs');
let node_path = require("node:path");
node_path = require_runtime.__toESM(node_path);
let node_crypto = require("node:crypto");
node_crypto = require_runtime.__toESM(node_crypto);

//#region src/utils.ts
const HASH_LENGTH = 7;
/**
* Get content byte size
*/
function getByteSize(content) {
	if (!content) return 0;
	if (typeof content === "string") return Buffer.byteLength(content);
	return content?.length || 0;
}
/**
* Generate a 7 chars hash from a filepath
*/
function getHash(filepath) {
	return node_crypto.default.createHash("sha256").update(filepath).digest("hex").substr(0, HASH_LENGTH);
}
function getChunkId(chunk) {
	let value = chunk.name;
	if (chunk.moduleIds?.length > 0) {
		const absoluteModulePath = chunk.moduleIds[chunk.moduleIds.length - 1];
		value = node_path.default.relative(process.cwd(), absoluteModulePath);
	}
	return getHash([chunk, value].join("-"));
}
function round(value, precision = 2) {
	const multiplier = 10 ^ precision;
	return Math.round(value * multiplier) / multiplier;
}
const FILE_SIZE = {
	BYTE: {
		symbol: "B",
		multiplier: 1
	},
	KILO: {
		symbol: "KiB",
		multiplier: 1024
	},
	MEGA: {
		symbol: "MiB",
		multiplier: 1024 * 1024
	}
};
function formatFileSize(value) {
	let unit = FILE_SIZE.BYTE;
	if (typeof value !== "number") return `0${unit.symbol}`;
	if (value < FILE_SIZE.KILO.multiplier) unit = FILE_SIZE.BYTE;
	else if (value < FILE_SIZE.MEGA.multiplier) unit = FILE_SIZE.KILO;
	else unit = FILE_SIZE.MEGA;
	return `${round(value / unit.multiplier, 2)}${unit.symbol}`;
}
const DEFAULT_FILE_NAME = "webpack-stats.json";
function resolveFilepath(fileName = DEFAULT_FILE_NAME, outputDir) {
	if (node_path.default.isAbsolute(fileName)) return fileName;
	return node_path.default.join(outputDir || process.cwd(), fileName);
}

//#endregion
exports.formatFileSize = formatFileSize;
exports.getByteSize = getByteSize;
exports.getChunkId = getChunkId;
exports.resolveFilepath = resolveFilepath;
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