Noratrieb/badargs
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error reporting

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This commit is contained in:
nora 2021-10-01 23:47:16 +02:00
parent d2788c133c
commit 34bddb59a6
4 changed files with 52 additions and 12 deletions
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9
src/parse.rs
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@ -65,7 +65,8 @@ fn parse_shorts(
parse_value(command.kind, results, &command.long, args)?;
} else {
return Err(CallError::SingleMinus);
// '-' is a valid argument, like the `cat -`
results.unnamed.push("-".to_string());
}
for flag in all_shorts {
@ -106,13 +107,13 @@ fn parse_value(
SchemaKind::String => {
let string = args
.next()
.ok_or_else(|| CallError::ExpectedValue(long.to_string()))?;
.ok_or_else(|| CallError::ExpectedValue(long.to_string(), kind))?;
results.insert(long, Box::new(string));
}
SchemaKind::INum => {
let integer = args
.next()
.ok_or_else(|| CallError::ExpectedValue(long.to_string()))?
.ok_or_else(|| CallError::ExpectedValue(long.to_string(), kind))?
.parse::<isize>()
.map_err(|_| CallError::INan(long.to_string()))?;
results.insert(long, Box::new(integer))
@ -120,7 +121,7 @@ fn parse_value(
SchemaKind::UNum => {
let integer = args
.next()
.ok_or_else(|| CallError::ExpectedValue(long.to_string()))?
.ok_or_else(|| CallError::ExpectedValue(long.to_string(), kind))?
.parse::<usize>()
.map_err(|_| CallError::UNan(long.to_string()))?;
results.insert(long, Box::new(integer))