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Improve subcommand completions (#926)

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JT 2022-02-04 08:38:23 -05:00 committed by GitHub
parent b86c6db400
commit 1a246d141e
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 68 additions and 4 deletions
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72
crates/nu-cli/src/completions.rs
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@ -113,7 +113,7 @@ impl NuCompleter {
output
}
fn complete_filepath_and_commands(
fn complete_commands(
&self,
working_set: &StateWorkingSet,
span: Span,
@ -133,6 +133,20 @@ impl NuCompleter {
String::from_utf8_lossy(&x).to_string(),
)
});
results.collect()
}
fn complete_filepath_and_commands(
&self,
working_set: &StateWorkingSet,
span: Span,
offset: usize,
) -> Vec<(reedline::Span, String)> {
let results = self.complete_commands(working_set, span, offset);
let prefix = working_set.get_span_contents(span);
let cwd = if let Some(d) = self.engine_state.env_vars.get("PWD") {
match d.as_string() {
Ok(s) => s,
@ -169,6 +183,7 @@ impl NuCompleter {
});
results
.into_iter()
.chain(results_paths.into_iter())
.chain(results_external.into_iter())
.collect()
@ -267,15 +282,39 @@ impl NuCompleter {
nu_parser::FlatShape::External
| nu_parser::FlatShape::InternalCall
| nu_parser::FlatShape::String => {
return self.complete_filepath_and_commands(
let subcommands = self.complete_commands(
&working_set,
flat.0,
Span {
start: expr.span.start,
end: pos,
},
offset,
);
return self
.complete_filepath_and_commands(
&working_set,
flat.0,
offset,
)
.into_iter()
.chain(subcommands.into_iter())
.collect();
}
nu_parser::FlatShape::Filepath
| nu_parser::FlatShape::GlobPattern
| nu_parser::FlatShape::ExternalArg => {
// Check for subcommands
let subcommands = self.complete_commands(
&working_set,
Span {
start: expr.span.start,
end: pos,
},
offset,
);
// Check for args
let prefix = working_set.get_span_contents(flat.0);
let prefix = String::from_utf8_lossy(prefix).to_string();
let cwd = if let Some(d) = self.engine_state.env_vars.get("PWD")
@ -301,11 +340,36 @@ impl NuCompleter {
x.1,
)
})
.chain(subcommands.into_iter())
.collect();
}
_ => {}
_ => {
return self.complete_commands(
&working_set,
Span {
start: expr.span.start,
end: pos,
},
offset,
)
}
}
}
// If we get here, let's just check to see if we can complete a subcommand
// Check for subcommands
let subcommands = self.complete_commands(
&working_set,
Span {
start: expr.span.start,
end: pos,
},
offset,
);
if !subcommands.is_empty() {
return subcommands;
}
}
}
}