.ns-container { max-width: 900px; margin: 0 auto; padding: 20px; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; line-height: 1.6; color: #1f2937; } .ns-title { font-size: 2rem; margin-bottom: 0.5rem; color: #0f172a; } .ns-desc { font-size: 1.1rem; color: #64748b; margin-bottom: 1.5rem; } .ns-nav { display: flex; flex-wrap: wrap; gap: 8px; padding: 12px 0; border-bottom: 1px solid #e2e8f0; margin-bottom: 2rem; position: sticky; top: 0; background: white; z-index: 10; } .ns-nav-link { padding: 6px 14px; border-radius: 6px; background: #f1f5f9; color: #3b82f6; text-decoration: none; font-size: 14px; font-weight: 500; } .ns-nav-link:hover { background: #3b82f6; color: white; } .ns-section { margin-bottom: 3rem; padding-bottom: 2rem; border-bottom: 1px solid #f1f5f9; } .ns-section-title { font-size: 1.5rem; color: #1e293b; margin-bottom: 1rem; padding-top: 1rem; } .ns-section-content h3 { font-size: 1.2rem; margin-top: 1.5rem; color: #334155; } .ns-section-content p { margin: 0.5rem 0; } .ns-section-content pre { background: #1e293b; color: #e2e8f0; padding: 12px 16px; border-radius: 6px; overflow-x: auto; font-size: 13px; line-height: 1.5; } .ns-section-content code { background: #f1f5f9; padding: 2px 6px; border-radius: 3px; font-size: 0.9em; } .ns-section-content pre code { background: none; padding: 0; } .ns-section-content table { width: 100%; border-collapse: collapse; margin: 1rem 0; } .ns-section-content th, .ns-section-content td { padding: 8px 12px; border: 1px solid #e2e8f0; text-align: left; } .ns-section-content th { background: #f8fafc; font-weight: 600; } .ns-section-content img { max-width: 100%; height: auto; } .ns-back-to-top { font-size: 13px; margin-top: 1.5rem; } .ns-back-to-top a { color: #3b82f6; text-decoration: none; } .ns-footer { margin-top: 3rem; padding-top: 1rem; border-top: 1px solid #e2e8f0; color: #94a3b8; font-size: 13px; text-align: center; } .ns-js-notice { background: #fef3c7; border: 1px solid #f59e0b; border-radius: 6px; padding: 12px 16px; margin-bottom: 1.5rem; font-size: 14px; color: #92400e; }

Steamroller

A zero-dependency TypeScript reimplementation of rollup with 100% feature parity.

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Steamroller

A zero-dependency TypeScript reimplementation of rollup with 100% feature parity and 100% API compatibility.

Installation

npm install steamroller

Features

Zero runtime dependencies
Pure TypeScript — no native code
Drop-in rollup replacement
6 output formats (ES, CJS, UMD, AMD, IIFE, SystemJS)
Statement-level tree-shaking
27-hook plugin system
Full source map support
Watch mode with incremental rebuilds

CLI

CLI Usage

npx steamroller src/main.js --file dist/bundle.js --format es

API

JavaScript API

import { rollup } from "steamroller";