Module themes 

Theme system for fastapi_rust console output.

Defines color palettes, icons, spacing, and box styles for consistent visual output across all components. Colors follow the FastAPI visual identity and Swagger UI conventions for familiarity.

Theme Presets

• FastApi - Default theme inspired by FastAPI documentation
• Neon - High-contrast cyberpunk theme
• Minimal - Grayscale with subtle accents
• Monokai - Dark theme inspired by the Monokai color scheme
• Light - Optimized for light terminal backgrounds
• Accessible - High-contrast, WCAG-compliant colors

Components

• FastApiTheme - Color palette for all UI elements
• ThemeIcons - Unicode icons with ASCII fallbacks
• ThemeSpacing - Consistent layout spacing values
• BoxStyle - Box drawing character sets

Example

use fastapi_output::themes::{FastApiTheme, ThemePreset, ThemeIcons, ThemeSpacing};

// Get default theme
let theme = FastApiTheme::default();

// Get theme by preset
let neon = FastApiTheme::from_preset(ThemePreset::Neon);

// Use icons (with ASCII fallback)
let icons = ThemeIcons::unicode();
println!("{} Success!", icons.success);

// Consistent spacing
let spacing = ThemeSpacing::default();
let indent = " ".repeat(spacing.indent);

// Parse from environment variable
let preset: ThemePreset = "monokai".parse().unwrap();

Structs

BoxStyle

Box drawing character sets for panels and tables.

BoxStyleParseError

Error parsing box style name.

Color

A color in RGB format.

FastApiTheme

FastAPI-inspired color theme for console output.

ThemeIcons

Icons used throughout the theme for visual feedback.

ThemePresetParseError

Error parsing theme preset name.

ThemeSpacing

Spacing values for consistent layout across components.

Enums

BoxStylePreset

Preset for box style selection.

ThemePreset

Predefined theme presets.

Functions

hex_to_rgb

Parse hex color to RGB tuple.

rgb_to_hex

Convert RGB tuple to hex string.