From 92ff00b6cc044b7a143fcddfbffe3470073fe02e Mon Sep 17 00:00:00 2001
From: vasilito <adminpupkin@gmail.com>
Date: Sat, 20 Jun 2026 10:26:45 +0300
Subject: [PATCH] tlc: CLI +N argument for tlcedit/tlcview (MC parity)

Both binaries support MC-style +N positional: 'tlcedit +42 file.txt' opens at line 42. tlcview gains line support for the first time. main.rs updated for new open_file(file, start_line) signature.
---
 .../recipes/tui/tlc/source/src/bin/tlcedit.rs | 41 +++++++++++++------
 .../recipes/tui/tlc/source/src/bin/tlcview.rs | 33 +++++++++++----
 local/recipes/tui/tlc/source/src/main.rs      |  2 +-
 3 files changed, 53 insertions(+), 23 deletions(-)

diff --git a/local/recipes/tui/tlc/source/src/bin/tlcedit.rs b/local/recipes/tui/tlc/source/src/bin/tlcedit.rs
index 813c6d9a44..8426898397 100644
--- a/local/recipes/tui/tlc/source/src/bin/tlcedit.rs
+++ b/local/recipes/tui/tlc/source/src/bin/tlcedit.rs
@@ -1,24 +1,30 @@
 //! tlcedit — standalone editor entry point.
 //!
 //! Opens a file in the TLC built-in editor, same as `tlc edit <file>`.
+//! Supports MC-style `+N` to open at a specific line: `tlcedit +42 file.txt`.
 
 use std::process::ExitCode;
-
-#[derive(Debug, clap::Parser)]
-#[command(name = "tlcedit", version, about = "Twilight Commander — built-in editor")]
-struct Cli {
-    /// File to edit.
-    file: String,
-
-    /// Line number to jump to on open.
-    #[arg(long, value_name = "N")]
-    line: Option<u64>,
-}
+use clap::Parser;
 
 fn main() -> ExitCode {
-    let cli = <Cli as clap::Parser>::parse();
+    let mut raw: Vec<String> = std::env::args().skip(1).collect();
+    let mut start_line: Option<u64> = None;
+    raw.retain(|a| {
+        if let Some(n) = a.strip_prefix('+') {
+            if let Ok(line) = n.parse::<u64>() {
+                start_line = Some(line);
+                return false;
+            }
+        }
+        true
+    });
 
-    match tlc::editor::open_file(&cli.file, cli.line) {
+    let mut full: Vec<String> = vec!["tlcedit".to_string()];
+    full.extend(raw);
+    let cli = Cli::parse_from(full);
+    let line = cli.line.or(start_line);
+
+    match tlc::editor::open_file(&cli.file, line) {
         Ok(()) => ExitCode::SUCCESS,
         Err(e) => {
             eprintln!("tlcedit: cannot open {file}: {e}", file = cli.file);
@@ -26,3 +32,12 @@ fn main() -> ExitCode {
         }
     }
 }
+
+#[derive(Debug, clap::Parser)]
+#[command(name = "tlcedit", version, about = "Twilight Commander — built-in editor")]
+struct Cli {
+    file: String,
+
+    #[arg(long, value_name = "N")]
+    line: Option<u64>,
+}
diff --git a/local/recipes/tui/tlc/source/src/bin/tlcview.rs b/local/recipes/tui/tlc/source/src/bin/tlcview.rs
index 511001c0e3..2e217b4902 100644
--- a/local/recipes/tui/tlc/source/src/bin/tlcview.rs
+++ b/local/recipes/tui/tlc/source/src/bin/tlcview.rs
@@ -1,20 +1,29 @@
 //! tlcview — standalone viewer entry point.
 //!
 //! Opens a file in the TLC built-in viewer, same as `tlc view <file>`.
+//! Supports MC-style `+N` to open at a specific line: `tlcview +42 file.txt`.
 
 use std::process::ExitCode;
-
-#[derive(Debug, clap::Parser)]
-#[command(name = "tlcview", version, about = "Twilight Commander — built-in viewer")]
-struct Cli {
-    /// File to view.
-    file: String,
-}
+use clap::Parser;
 
 fn main() -> ExitCode {
-    let cli = <Cli as clap::Parser>::parse();
+    let mut raw: Vec<String> = std::env::args().skip(1).collect();
+    let mut start_line: Option<u64> = None;
+    raw.retain(|a| {
+        if let Some(n) = a.strip_prefix('+') {
+            if let Ok(line) = n.parse::<u64>() {
+                start_line = Some(line);
+                return false;
+            }
+        }
+        true
+    });
 
-    match tlc::viewer::open_file(&cli.file) {
+    let mut full: Vec<String> = vec!["tlcview".to_string()];
+    full.extend(raw);
+    let cli = Cli::parse_from(full);
+
+    match tlc::viewer::open_file(&cli.file, start_line) {
         Ok(()) => ExitCode::SUCCESS,
         Err(e) => {
             eprintln!("tlcview: cannot view {file}: {e}", file = cli.file);
@@ -22,3 +31,9 @@ fn main() -> ExitCode {
         }
     }
 }
+
+#[derive(Debug, clap::Parser)]
+#[command(name = "tlcview", version, about = "Twilight Commander — built-in viewer")]
+struct Cli {
+    file: String,
+}
diff --git a/local/recipes/tui/tlc/source/src/main.rs b/local/recipes/tui/tlc/source/src/main.rs
index 7249b24c9f..2ef6472542 100644
--- a/local/recipes/tui/tlc/source/src/main.rs
+++ b/local/recipes/tui/tlc/source/src/main.rs
@@ -128,7 +128,7 @@ fn run_editor(file: &str, line: Option<u64>) -> ExitCode {
 
 fn run_viewer(file: &str) -> ExitCode {
     log::info!("opening viewer for {file}");
-    match tlc::viewer::open_file(file) {
+    match tlc::viewer::open_file(file, None) {
         Ok(()) => ExitCode::SUCCESS,
         Err(e) => {
             eprintln!("tlc: cannot view {file}: {e}");