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README.md

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ShowFiles (sf)

A Midnight Commander-style terminal file manager written in ARO.

ShowFiles screenshot

Features

  • Dual-panel layout: file list on the left, file preview on the right
  • Navigate with arrow keys (up/down to select, Enter to open directories)
  • Scrollable file list and preview panel
  • Streams only the first bytes of files for fast previews

Installation

macOS (Homebrew)

brew tap arolang/applications
brew install arolang/applications/sf

Linux / macOS (Manual)

Download the latest release from the Releases page, extract, and move to your PATH:

sudo mv sf /usr/local/bin/

Building from Source

Requires the ARO toolchain (aro CLI). Install it via brew tap arolang/aro && brew install aro or from GitHub releases.

# Syntax check
aro check .

# Run directly (interpreter mode)
aro run .

# Compile to native binary
aro build . --optimize

The compiled binary is placed in .build/.

Project Structure

sf/
├── main.aro              # Application startup and initial state
├── handlers.aro          # Keyboard input handlers
├── observer.aro          # Repository observers (reactive UI rendering)
├── openapi.yaml          # Schema definitions for UIState and FileItem
└── templates/
    └── display.screen    # Terminal screen template