From a80df869a92c330fbad9695057720b11a18af901 Mon Sep 17 00:00:00 2001
From: Doan Luu Duc Tai <doan@luuduct.ai>
Date: Sat, 31 Oct 2026 13:08:08 -0500
Subject: Forbid Rust lints and enforce strict typed TypeScript linting

---
 src/app/process.rs | 70 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 src/app/process.rs

(limited to 'src/app/process.rs')

diff --git a/src/app/process.rs b/src/app/process.rs
new file mode 100644
index 0000000..02f6a6b
--- /dev/null
+++ b/src/app/process.rs
@@ -0,0 +1,70 @@
+// Copyright (C) 2026 Doan Luu Duc Tai <doan@luuduct.ai>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 of the
+// License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+use std::fmt;
+use std::io::{self, Write};
+use std::process::{Command, Output};
+
+use anyhow::{Context, Result, bail};
+
+pub(super) fn capture(command: &mut Command) -> Result<Output> {
+    let output = command.output().with_context(|| {
+        format!(
+            "Could not start {}",
+            command.get_program().to_string_lossy()
+        )
+    })?;
+    if !output.status.success() {
+        bail!(
+            "{} failed ({}): {}",
+            command.get_program().to_string_lossy(),
+            output.status,
+            String::from_utf8_lossy(&output.stderr).trim()
+        );
+    }
+    Ok(output)
+}
+
+pub(super) fn text(command: &mut Command) -> Result<String> {
+    String::from_utf8(capture(command)?.stdout).context("Command returned non-UTF-8 output")
+}
+
+pub(super) fn run(command: &mut Command) -> Result<()> {
+    let status = command.status().with_context(|| {
+        format!(
+            "Could not start {}",
+            command.get_program().to_string_lossy()
+        )
+    })?;
+    if !status.success() {
+        bail!(
+            "{} failed ({status})",
+            command.get_program().to_string_lossy()
+        );
+    }
+    Ok(())
+}
+
+pub(super) fn available(command: &mut Command) -> bool {
+    command.output().is_ok_and(|output| output.status.success())
+}
+
+pub(super) fn line(message: fmt::Arguments<'_>) -> Result<()> {
+    writeln!(io::stdout().lock(), "{message}").context("Could not write command output")
+}
+
+pub(super) fn error(message: fmt::Arguments<'_>) -> io::Result<()> {
+    writeln!(io::stderr().lock(), "{message}")
+}
-- 
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