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bat
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Prevent allocation of additional Strings

This commit is contained in:
sharkdp 2020-06-03 10:11:49 +02:00 committed by David Peter
parent e57e9b6dbb
commit 9f52012443
1 changed files with 6 additions and 6 deletions
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12
src/bin/bat/main.rs
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@ -62,15 +62,15 @@ fn run_cache_subcommand(matches: &clap::ArgMatches) -> Result<()> {
Ok(())
}
fn get_syntax_mapping_to_paths(
mappings: &[(GlobMatcher, MappingTarget)],
) -> HashMap<String, Vec<String>> {
let mut map: HashMap<String, Vec<String>> = HashMap::new();
fn get_syntax_mapping_to_paths<'a>(
mappings: &[(GlobMatcher, MappingTarget<'a>)],
) -> HashMap<&'a str, Vec<String>> {
let mut map: HashMap<&str, Vec<String>> = HashMap::new();
for mapping in mappings {
match mapping {
(_, MappingTarget::MapToUnknown) => {}
(matcher, MappingTarget::MapTo(s)) => {
let globs = map.entry((*s).into()).or_insert_with(Vec::new);
let globs = map.entry(s).or_insert_with(Vec::new);
globs.push(matcher.glob().glob().into());
}
}
@ -91,7 +91,7 @@ pub fn list_languages(config: &Config) -> Result<()> {
let configured_languages = get_syntax_mapping_to_paths(config.syntax_mapping.mappings());
for lang in languages.iter_mut() {
if let Some(additional_paths) = configured_languages.get(&lang.name) {
if let Some(additional_paths) = configured_languages.get(lang.name.as_str()) {
lang.file_extensions
.extend(additional_paths.iter().cloned());
}