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Ignore empty arguments passed to externals (#1722)

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Jonathan Turner 2020-05-07 09:18:56 +12:00 committed by GitHub
parent 8a9fc6a721
commit 7ce8026916
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6
crates/nu-cli/src/commands/classified/external.rs
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@ -116,6 +116,12 @@ fn run_with_stdin(
let mut command_args = vec![]; let mut command_args = vec![];
for arg in command.args.iter() { for arg in command.args.iter() {
let value = evaluate_baseline_expr(arg, &context.registry, scope)?; let value = evaluate_baseline_expr(arg, &context.registry, scope)?;
// Skip any arguments that don't really exist, treating them as optional
// FIXME: we may want to preserve the gap in the future, though it's hard to say
// what value we would put in its place.
if value.value.is_none() {
continue;
}
// Do the cleanup that we need to do on any argument going out: // Do the cleanup that we need to do on any argument going out:
let trimmed_value_string = value.as_string()?.trim_end_matches('\n').to_string(); let trimmed_value_string = value.as_string()?.trim_end_matches('\n').to_string();