use anyhow::Context as _;use gpui::{App, Context, Entity, Window};use language::Language;use url::Url; use crate::lsp_ext::find_specific_language_server_in_selection; use crate::{element::register_action, Editor, SwitchSourceHeader}; const CLANGD_SERVER_NAME: &str = "clangd"; fn is_c_language(language: &Language) -> bool {    return language.name() == "C++".into() || language.name() == "C".into();} pub fn switch_source_header(    editor: &mut Editor,    _: &SwitchSourceHeader,    window: &mut Window,    cx: &mut Context<Editor>,) {    let Some(project) = &editor.project else {        return;    };    let Some(workspace) = editor.workspace() else {        return;    };     let Some((_, _, server_to_query, buffer)) =        find_specific_language_server_in_selection(editor, cx, is_c_language, CLANGD_SERVER_NAME)    else {        return;    };     let project = project.clone();    let buffer_snapshot = buffer.read(cx).snapshot();    let source_file = buffer_snapshot        .file()        .unwrap()        .file_name(cx)        .to_str()        .unwrap()        .to_owned();     let switch_source_header_task = project.update(cx, |project, cx| {        project.request_lsp(            buffer,            project::LanguageServerToQuery::Other(server_to_query),            project::lsp_ext_command::SwitchSourceHeader,            cx,        )    });    cx.spawn_in(window, |_editor, mut cx| async move {        let switch_source_header = switch_source_header_task            .await            .with_context(|| format!("Switch source/header LSP request for path \"{source_file}\" failed"))?;        if switch_source_header.0.is_empty() {            log::info!("Clangd returned an empty string when requesting to switch source/header from \"{source_file}\"" );            return Ok(());        }         let goto = Url::parse(&switch_source_header.0).with_context(|| {            format!(                "Parsing URL \"{}\" returned from switch source/header failed",                switch_source_header.0            )        })?;         let path = goto.to_file_path().map_err(|()| {            anyhow::anyhow!("URL conversion to file path failed for \"{goto}\"")        })?;         workspace            .update_in(&mut cx, |workspace, window, cx| {                workspace.open_abs_path(path, false, window, cx)            })            .with_context(|| {                format!(                    "Switch source/header could not open \"{goto}\" in workspace"                )            })?            .await            .map(|_| ())    })    .detach_and_log_err(cx);} pub fn apply_related_actions(editor: &Entity<Editor>, window: &mut Window, cx: &mut App) {    if editor.update(cx, |e, cx| {        find_specific_language_server_in_selection(e, cx, is_c_language, CLANGD_SERVER_NAME)            .is_some()    }) {        register_action(editor, window, switch_source_header);    }}