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Improve quoted completions (#3577)

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JT 2021-06-09 06:47:29 +12:00 committed by GitHub
parent 2e968d2557
commit e9de4c08b0
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1 changed files with 20 additions and 14 deletions
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34
crates/nu-cli/src/shell/completer.rs
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@ -65,23 +65,23 @@ impl NuCompleter {
let suggestions = locations
.into_iter()
.flat_map(|location| {
let partial = location.span.slice(line);
let partial = location.span.slice(line).to_string();
match location.item {
LocationType::Command => {
let command_completer = CommandCompleter;
command_completer.complete(context, partial, matcher.to_owned())
command_completer.complete(context, &partial, matcher.to_owned())
}
LocationType::Flag(cmd) => {
let flag_completer = FlagCompleter { cmd };
flag_completer.complete(context, partial, matcher.to_owned())
flag_completer.complete(context, &partial, matcher.to_owned())
}
LocationType::Argument(cmd, _arg_name) => {
let path_completer = PathCompleter;
let prepend = Span::new(pos, location.span.start()).slice(line);
const QUOTE_CHARS: &[char] = &['\'', '"', '`'];
const QUOTE_CHARS: &[char] = &['\'', '"'];
// TODO Find a better way to deal with quote chars. Can the completion
// engine relay this back to us? Maybe have two spans: inner and
@ -89,22 +89,24 @@ impl NuCompleter {
// we'd need to replace.
let (quote_char, partial) = if partial.starts_with(QUOTE_CHARS) {
let (head, tail) = partial.split_at(1);
(Some(head), tail)
(Some(head), tail.to_string())
} else {
(None, partial)
};
let partial = if let Some(quote_char) = quote_char {
let (mut partial, quoted) = if let Some(quote_char) = quote_char {
if partial.ends_with(quote_char) {
&partial[..partial.len() - 1]
(partial[..partial.len() - 1].to_string(), true)
} else {
partial
(partial, false)
}
} else {
partial
(partial, false)
};
let completed_paths = path_completer.path_suggestions(partial, matcher);
partial = partial.split('"').collect::<Vec<_>>().join("");
let completed_paths =
path_completer.path_suggestions(&partial, matcher);
match cmd.as_deref().unwrap_or("") {
"cd" => select_directory_suggestions(completed_paths),
_ => completed_paths,
@ -114,7 +116,7 @@ impl NuCompleter {
replacement: format!(
"{}{}",
prepend,
requote(s.suggestion.replacement)
requote(s.suggestion.replacement, quoted)
),
display: s.suggestion.display,
})
@ -144,10 +146,10 @@ fn select_directory_suggestions(completed_paths: Vec<PathSuggestion>) -> Vec<Pat
.collect()
}
fn requote(orig_value: String) -> String {
fn requote(orig_value: String, previously_quoted: bool) -> String {
let value: Cow<str> = rustyline::completion::unescape(&orig_value, Some('\\'));
let mut quotes = vec!['"', '\'', '`'];
let mut quotes = vec!['"', '\''];
let mut should_quote = false;
for c in value.chars() {
if c.is_whitespace() || c == '#' {
@ -165,7 +167,11 @@ fn requote(orig_value: String) -> String {
value.to_string()
} else {
let quote = quotes[0];
format!("{}{}{}", quote, value, quote)
if previously_quoted {
format!("{}{}", quote, value)
} else {
format!("{}{}{}", quote, value, quote)
}
}
} else {
value.to_string()