54 lines
1.4 KiB
Rust
54 lines
1.4 KiB
Rust
/// Take the Environment variable and delimitize it. If the value has a delimiter,
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/// extract it into some strings
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pub fn delimitize(var: &crate::envy::EnvVar) -> Result<Vec<String>, std::io::Error> {
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if var.has_delimiter {
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let values: Vec<String> = match var
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.value
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.split(var.delimiter)
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.map(|c| c.parse::<String>())
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.collect()
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{
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Ok(v) => v,
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Err(err) => {
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return Err(std::io::Error::other(err));
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}
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};
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Ok(values)
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} else {
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Err(std::io::Error::other(
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"Environment variable does not have a delimiter",
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))
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn test_delimitize() {
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let envvar = crate::envy::EnvVar {
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key: "OCEANS".to_string(),
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value: "Atlantic|Pacific|Indian|Arctic".to_string(),
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has_delimiter: true,
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delimiter: '|',
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};
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let all_values = vec![
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"Atlantic".to_string(),
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"Pacific".to_string(),
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"Indian".to_string(),
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"Arctic".to_string(),
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];
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match delimitize(&envvar) {
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Ok(values) => {
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assert_eq!(values, all_values, "Failure in delimitizing EnvVar values");
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}
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Err(err) => {
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assert!(false, "Error delimitizing: {err:?}");
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}
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}
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}
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}
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