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parse_execution: Use an exhaustive match instead of an assert

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This could also be "cancel", which we didn't check and instead
asserted out.
This commit is contained in:
Fabian Boehm 2024-04-27 08:13:41 +02:00
parent fb99edae92
commit 1503be4287
1 changed files with 23 additions and 17 deletions
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40
src/parse_execution.rs
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@ -538,24 +538,30 @@ impl<'a> ParseExecutionContext {
Some(&mut errors),
false,
);
if expand_err == ExpandResultCode::error {
// Issue #5812 - the expansions were done on the command token,
// excluding prefixes such as " " or "if ".
// This means that the error positions are relative to the beginning
// of the token; we need to make them relative to the original source.
parse_error_offset_source_start(&mut errors, pos_of_command_token);
return self.report_errors(ctx, STATUS_ILLEGAL_CMD.unwrap(), &errors);
} else if expand_err == ExpandResultCode::wildcard_no_match {
return report_error!(
self,
ctx,
STATUS_UNMATCHED_WILDCARD.unwrap(),
statement,
WILDCARD_ERR_MSG,
&self.node_source(statement)
);
match expand_err.result {
ExpandResultCode::error => {
// Issue #5812 - the expansions were done on the command token,
// excluding prefixes such as " " or "if ".
// This means that the error positions are relative to the beginning
// of the token; we need to make them relative to the original source.
parse_error_offset_source_start(&mut errors, pos_of_command_token);
return self.report_errors(ctx, STATUS_ILLEGAL_CMD.unwrap(), &errors);
}
ExpandResultCode::wildcard_no_match => {
return report_error!(
self,
ctx,
STATUS_UNMATCHED_WILDCARD.unwrap(),
statement,
WILDCARD_ERR_MSG,
&self.node_source(statement)
);
}
ExpandResultCode::cancel => {
return EndExecutionReason::cancelled;
}
ExpandResultCode::ok => {}
}
assert!(expand_err == ExpandResultCode::ok);
// Complain if the resulting expansion was empty, or expanded to an empty string.
// For no-exec it's okay, as we can't really perform the expansion.