nushell/crates/nu-cli/src/commands/random/uuid.rs
2020-06-25 17:51:09 +12:00

60 lines
1.3 KiB
Rust

use crate::commands::WholeStreamCommand;
use crate::prelude::*;
use nu_errors::ShellError;
use nu_protocol::{ReturnSuccess, Signature};
use uuid_crate::Uuid;
pub struct SubCommand;
#[async_trait]
impl WholeStreamCommand for SubCommand {
fn name(&self) -> &str {
"random uuid"
}
fn signature(&self) -> Signature {
Signature::build("random uuid")
}
fn usage(&self) -> &str {
"Generate a random uuid4 string"
}
async fn run(
&self,
args: CommandArgs,
registry: &CommandRegistry,
) -> Result<OutputStream, ShellError> {
uuid(args, registry).await
}
fn examples(&self) -> Vec<Example> {
vec![Example {
description: "Generate a random uuid4 string",
example: "random uuid",
result: None,
}]
}
}
pub async fn uuid(
_args: CommandArgs,
_registry: &CommandRegistry,
) -> Result<OutputStream, ShellError> {
let uuid_4 = Uuid::new_v4().to_hyphenated().to_string();
Ok(OutputStream::one(ReturnSuccess::value(uuid_4)))
}
#[cfg(test)]
mod tests {
use super::SubCommand;
#[test]
fn examples_work_as_expected() {
use crate::examples::test as test_examples;
test_examples(SubCommand {})
}
}