Function hyper_scripter::fuzzy::fuzz

source · 
pub async fn fuzz<'a, T: FuzzKey + Send + 'a>(
    name: &str,
    iter: impl Iterator<Item = T>,
    sep: &str
) -> Result<Option<FuzzResult<T>>>
Examples found in repository?
src/query/util.rs (line 110)
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pub async fn do_script_query<'b>(
    script_query: &ScriptQuery,
    script_repo: &'b mut ScriptRepo,
    finding_filtered: bool,
    forbid_prompt: bool,
) -> Result<Option<RepoEntry<'b>>> {
    log::debug!("開始尋找 `{:?}`", script_query);
    let mut visibility = compute_vis(script_query.bang);
    if finding_filtered {
        visibility = visibility.invert();
    }
    match &script_query.inner {
        ScriptQueryInner::Prev(prev) => {
            assert!(!finding_filtered); // XXX 很難看的作法，應設法靜態檢查
            let latest = script_repo.latest_mut(prev.get(), visibility);
            log::trace!("找最新腳本");
            return if latest.is_some() {
                Ok(latest)
            } else {
                Err(Error::Empty)
            };
        }
        ScriptQueryInner::Exact(name) => Ok(script_repo.get_mut(name, visibility)),
        ScriptQueryInner::Fuzz(name) => {
            let level = if forbid_prompt {
                PromptLevel::Never
            } else {
                Config::get_prompt_level()
            };

            let iter = script_repo.iter_mut(visibility);
            let fuzz_res = fuzzy::fuzz(name, iter, SEP).await?;
            let mut is_low = false;
            let mut is_multi_fuzz = false;
            let entry = match fuzz_res {
                Some(fuzzy::High(entry)) => entry,
                Some(fuzzy::Low(entry)) => {
                    is_low = true;
                    entry
                }
                #[cfg(feature = "benching")]
                Some(fuzzy::Multi { ans, .. }) => {
                    is_multi_fuzz = true;
                    ans
                }
                #[cfg(not(feature = "benching"))]
                Some(fuzzy::Multi { ans, others, .. }) => {
                    is_multi_fuzz = true;
                    the_multifuzz_algo(ans, others)
                }
                None => return Ok(None),
            };
            let need_prompt = {
                match level {
                    PromptLevel::Always => true,
                    PromptLevel::Never => false,
                    PromptLevel::Smart => is_low || is_multi_fuzz,
                    PromptLevel::OnMultiFuzz => is_multi_fuzz,
                }
            };
            if need_prompt {
                prompt_fuzz_acceptable(&*entry)?;
            }
            Ok(Some(entry))
        }
    }
}