75 lines
1.5 KiB
Rust
75 lines
1.5 KiB
Rust
use std::fmt;
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pub enum FieldType {
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StaticString(StaticString),
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}
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impl fmt::Display for FieldType {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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match self {
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FieldType::StaticString(data) => write!(f, "{}", data),
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}
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}
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}
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impl From<StaticString> for FieldType {
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fn from(data: StaticString) -> Self {
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FieldType::StaticString(data)
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}
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}
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pub struct StaticString {
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data: String,
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}
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impl StaticString {
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pub fn new<S>(name: S) -> Self
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where
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S: Into<String>,
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{
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Self { data: name.into() }
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}
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}
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impl fmt::Display for StaticString {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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write!(f, "{}", &self.data)
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}
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}
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#[cfg(test)]
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mod staticstrings {
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use super::*;
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#[test]
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fn create_static_string() {
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let data = "some data";
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let field = StaticString::new(data);
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assert!(
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field.to_string() == data,
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"\n\nGot: {}\nWant: {}",
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field.to_string(),
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data
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);
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let ftype: FieldType = field.into();
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assert!(
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ftype.to_string() == data,
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"\n\nGot: {}\nWant: {}",
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ftype.to_string(),
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data
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);
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}
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#[test]
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fn accepts_string() {
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let data = "actual string";
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let field = StaticString::new(data.to_string());
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assert!(
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field.to_string() == data,
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"\n\nGot: {}\nWant: {}",
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field.to_string(),
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data
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);
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}
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}
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