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made_core/value_objects/ceremony/
step_id.rs

1use std::fmt;
2
3use serde::{Deserialize, Serialize};
4
5use crate::error::DomainError;
6
7#[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash, Serialize, Deserialize)]
8#[serde(transparent)]
9pub struct StepId(String);
10
11impl StepId {
12    pub fn new(raw: impl Into<String>) -> Result<Self, DomainError> {
13        let value = raw.into();
14        let trimmed = value.trim();
15        if trimmed.is_empty() {
16            return Err(DomainError::EmptyField { field: "step_id" });
17        }
18        if trimmed
19            .chars()
20            .any(|ch| !(ch.is_ascii_lowercase() || ch.is_ascii_digit() || ch == '_'))
21        {
22            return Err(DomainError::InvalidCharacters { field: "step_id" });
23        }
24        Ok(Self(trimmed.to_owned()))
25    }
26
27    #[must_use]
28    pub fn as_str(&self) -> &str {
29        &self.0
30    }
31}
32
33impl fmt::Display for StepId {
34    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
35        f.write_str(&self.0)
36    }
37}