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cli_helpers: better error messages for config file opening/reading

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This commit is contained in:
Joakim Frostegård 2020-05-23 17:25:09 +02:00
parent 80c924d461
commit a5b1fa619a
1 changed files with 12 additions and 4 deletions
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16
cli_helpers/src/lib.rs
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@ -64,11 +64,19 @@ fn run_inner<T>(
fn config_from_toml_file<T>(path: String) -> anyhow::Result<T>
where T: DeserializeOwned
{
let mut file = File::open(path)?;
let mut data = String::new();
file.read_to_string(&mut data)?;
let mut file = File::open(path.clone()).with_context(||
format!("Couldn't open config file {}", path.clone())
)?;
toml::from_str(&data).context("Couldn't parse config file")
let mut data = String::new();
file.read_to_string(&mut data).with_context(||
format!("Couldn't read config file {}", path.clone())
)?;
toml::from_str(&data).with_context(||
format!("Couldn't parse config file {}", path.clone())
)
}