34 lines
838 B
Rust
34 lines
838 B
Rust
use crate::{EnvError, EnvString, FromEnvString, ToEnvString};
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pub(crate) fn parse_env_variable<T>(env_name: &str, env_str: EnvString) -> Result<T, EnvError>
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where
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T: FromEnvString,
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{
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FromEnvString::from_env_string(&env_str)
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.map_err(|_| EnvError::FailedToParse(env_name.to_string()))
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}
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pub(crate) fn make_panic<T>(e: EnvError) -> T {
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panic!("{}", e)
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}
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pub(crate) fn join(env_strings: &[EnvString], sep: &str) -> String {
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env_strings
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.iter()
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.enumerate()
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.fold(String::new(), |mut res, (i, item)| {
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if i > 0 {
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res.push_str(sep);
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}
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res.push_str(&item);
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res
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})
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}
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pub(crate) fn vec_to_env_strings<T>(values: Vec<T>) -> Vec<EnvString>
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where
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T: ToEnvString,
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{
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values.into_iter().map(EnvString::from).collect()
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}
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