feat(commands): open urls with goto_file command

Add capability for `goto_file` command to open an URL under cursor.

Fixes: #1472
Superseds: #4398

helix-term/Cargo.toml

@@ -59,6 +59,8 @@ ignore = "0.4"
 pulldown-cmark = { version = "0.9", default-features = false }
 # file type detection
 content_inspector = "0.2.4"
+# openning URLs
+open = "3.2.0"
 
 # config
 toml = "0.7"

helix-term/src/commands.rs

@@ -3,6 +3,7 @@ pub(crate) mod lsp;
 pub(crate) mod typed;
 
 pub use dap::*;
+use helix_lsp::Url;
 use helix_vcs::Hunk;
 pub use lsp::*;
 use tui::widgets::Row;
@@ -302,7 +303,7 @@ impl MappableCommand {
         goto_implementation, "Goto implementation",
         goto_file_start, "Goto line number <n> else file start",
         goto_file_end, "Goto file end",
-        goto_file, "Goto files in selection",
+        goto_file, "Goto files/URLs in selection",
         goto_file_hsplit, "Goto files in selection (hsplit)",
         goto_file_vsplit, "Goto files in selection (vsplit)",
         goto_reference, "Goto references",
@@ -1134,6 +1135,16 @@ fn goto_file_impl(cx: &mut Context, action: Action) {
     for sel in paths {
         let p = sel.trim();
         if !p.is_empty() {
+            if let Ok(url) = Url::parse(p) {
+                if let Err(e) = open::that(url.as_str()) {
+                    cx.editor.set_error(format!(
+                        "Open file failed for url '{}': {:?}",
+                        url.as_str(),
+                        e
+                    ));
+                }
+                return;
+            }
             if let Err(e) = cx.editor.open(&PathBuf::from(p), action) {
                 cx.editor.set_error(format!("Open file failed: {:?}", e));
             }