http-errors-enhanced/dist/utils.js

Create HTTP errors with additional properties for any framework.

import { sep } from 'node:path';
const processRoot = process.cwd();
let fileProcessRoot = `file://${processRoot}`;
if (process.platform === 'win32') {
    fileProcessRoot = 'file:///' + process.cwd().replaceAll(sep, '/');
}
export function pascalCase(original) {
    const rest = original
        .slice(1)
        .toLowerCase()
        .replaceAll(/(\s+[a-z])/g, (_, char) => char.toUpperCase().trim());
    return original.slice(0, 1).toUpperCase() + rest;
}
export function upperFirst(original) {
    return original.slice(0, 1).toUpperCase() + original.slice(1);
}
export function lowerFirst(original) {
    return original.slice(0, 1).toLowerCase() + original.slice(1);
}
export function addAdditionalProperties(target, source) {
    for (const v in source) {
        if (v in target) {
            continue;
        }
        target[v] = source[v];
    }
}
export function serializeError(error, omitStack = false) {
    const tag = error.code ?? error.name ?? 'Error';
    const serialized = {
        message: `[${tag}] ${error.message}`
    };
    if (!omitStack) {
        serialized.stack = (error.stack ?? '')
            .split('\n')
            .slice(1)
            .map(s => s
            .trim()
            .replace(/^at /, '')
            .replace(/^at /, '')
            .replace(fileProcessRoot, 'file://$ROOT')
            .replace(processRoot, '$ROOT')
            .replaceAll(sep, '/'));
    }
    addAdditionalProperties(serialized, error);
    return serialized;
}