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Input validation

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Rico Riedel 2022-08-06 16:14:37 +02:00
parent 87175b6619
commit e07d5bfb3e
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2 changed files with 16 additions and 15 deletions
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2
Cargo.toml
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@ -5,7 +5,7 @@ edition = "2021"
description = "Wipe the content of your terminal." description = "Wipe the content of your terminal."
license = "MIT" license = "MIT"
repository = "https://github.com/ricoriedel/wipe" repository = "https://github.com/ricoriedel/wipe"
authors = ["Rico Riedel"] authors = ["Rico Riedel <rico.riedel@protonmail.ch>"]
[dependencies] [dependencies]
clap = { version = "3.2", features = ["derive"] } clap = { version = "3.2", features = ["derive"] }

29
src/main.rs
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@ -19,7 +19,8 @@ pub use vec::*;
use crate::convert::*; use crate::convert::*;
use crate::pattern::*; use crate::pattern::*;
use crate::transform::*; use crate::transform::*;
use clap::{Parser, ValueEnum}; use clap::builder::NonEmptyStringValueParser;
use clap::{value_parser, Parser, ValueEnum};
use crossterm::style::Color; use crossterm::style::Color;
use crossterm::style::Color::*; use crossterm::style::Color::*;
use rand::prelude::*; use rand::prelude::*;
@ -33,29 +34,29 @@ use std::time::Duration;
about = env!("CARGO_PKG_DESCRIPTION"), about = env!("CARGO_PKG_DESCRIPTION"),
)] )]
struct Args { struct Args {
/// Set the duration of the animation [milliseconds] /// Set the animation duration [milliseconds]
#[clap(long, default_value_t = 2000)] #[clap(long, default_value_t = 2000, value_parser = value_parser!(u64).range(0..=60_000))]
duration: u64, duration: u64,
/// Set the frames per second /// Set the frames per second
#[clap(long, default_value_t = 60)] #[clap(long, default_value_t = 60, value_parser = value_parser!(u64).range(1..=480))]
fps: u64, fps: u64,
/// Set the chars used to model the pattern /// Set the chars used to model the pattern
#[clap(long, default_value = ".:+#")] #[clap(long, default_value = ".:+#", value_parser = NonEmptyStringValueParser::new())]
chars: String, chars: String,
/// Set the pattern /// Set the pattern
#[clap(long, value_enum)] #[clap(long, value_enum)]
char_pattern: Option<PatternEnum>, char_pattern: Option<PatternEnum>,
/// Revert the pattern [possible values: true, false] /// Invert the pattern
#[clap(long)] #[clap(long)]
char_invert: Option<bool>, char_invert: Option<bool>,
/// Swap the x-axis and y-axis of the pattern /// Swap the x-axis and y-axis of the pattern
#[clap(long)] #[clap(long)]
char_swap: Option<bool>, char_swap: Option<bool>,
/// Set the count of segments of the pattern [default: 1-4] /// Set the segment count of the pattern [default: 1-4]
#[clap(long)] #[clap(long, value_parser = value_parser!(u8).range(1..255))]
char_segments: Option<u8>, char_segments: Option<u8>,
/// Set the count of slices of the pattern [default: 1-4] /// Set the slice count of the pattern [default: 1-4]
#[clap(long)] #[clap(long, value_parser = value_parser!(u8).range(1..255))]
char_slices: Option<u8>, char_slices: Option<u8>,
/// Set the colors used to fill the pattern /// Set the colors used to fill the pattern
#[clap(long, value_enum)] #[clap(long, value_enum)]
@ -63,17 +64,17 @@ struct Args {
/// Set the fill pattern /// Set the fill pattern
#[clap(long, value_enum)] #[clap(long, value_enum)]
color_pattern: Option<PatternEnum>, color_pattern: Option<PatternEnum>,
/// Choose if the fill pattern should move [possible values: true, false] /// Choose if the fill pattern should move
#[clap(long)] #[clap(long)]
color_shift: Option<bool>, color_shift: Option<bool>,
/// Revert the fill pattern /// Invert the fill pattern
#[clap(long)] #[clap(long)]
color_invert: Option<bool>, color_invert: Option<bool>,
/// Swap the x-axis and y-axis of the fill pattern /// Swap the x-axis and y-axis of the fill pattern
#[clap(long)] #[clap(long)]
color_swap: Option<bool>, color_swap: Option<bool>,
/// Set the count of slices of the fill pattern [default: 1-4] /// Set the slice count of the fill pattern [default: 1-4]
#[clap(long)] #[clap(long, value_parser = value_parser!(u8).range(1..255))]
color_slices: Option<u8>, color_slices: Option<u8>,
} }