From d94ec144dd1ca29886ebbc438882e73af6fe0ae9 Mon Sep 17 00:00:00 2001
From: Jesse Luehrs <doy@tozt.net>
Date: Mon, 6 Dec 2021 03:33:57 -0500
Subject: add example for testing vte processing

---
 examples/vte.rs | 85 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 examples/vte.rs

(limited to 'examples')

diff --git a/examples/vte.rs b/examples/vte.rs
new file mode 100644
index 0000000..e7db674
--- /dev/null
+++ b/examples/vte.rs
@@ -0,0 +1,85 @@
+use std::io::Read as _;
+
+/// A type implementing Perform that just logs actions
+struct Log;
+
+impl vte::Perform for Log {
+    fn print(&mut self, c: char) {
+        println!("[print] U+{:04x}", c as u32);
+    }
+
+    fn execute(&mut self, byte: u8) {
+        println!("[execute] {:02x}", byte);
+    }
+
+    fn hook(
+        &mut self,
+        params: &vte::Params,
+        intermediates: &[u8],
+        ignore: bool,
+        c: char,
+    ) {
+        println!(
+            "[hook] params={:?}, intermediates={:?}, ignore={:?}, c=U+{:04x}",
+            params, intermediates, ignore, c as u32
+        );
+    }
+
+    fn put(&mut self, byte: u8) {
+        println!("[put] {:02x}", byte);
+    }
+
+    fn unhook(&mut self) {
+        println!("[unhook]");
+    }
+
+    fn osc_dispatch(&mut self, params: &[&[u8]], bell_terminated: bool) {
+        println!(
+            "[osc_dispatch] params={:?} bell_terminated={}",
+            params, bell_terminated
+        );
+    }
+
+    fn csi_dispatch(
+        &mut self,
+        params: &vte::Params,
+        intermediates: &[u8],
+        ignore: bool,
+        c: char,
+    ) {
+        println!(
+            "[csi_dispatch] \
+            params={:#?}, intermediates={:?}, ignore={:?}, c=U+{:04x}",
+            params, intermediates, ignore, c as u32
+        );
+    }
+
+    fn esc_dispatch(&mut self, intermediates: &[u8], ignore: bool, byte: u8) {
+        println!(
+            "[esc_dispatch] intermediates={:?}, ignore={:?}, byte={:02x}",
+            intermediates, ignore, byte
+        );
+    }
+}
+
+fn main() {
+    let mut stdin = std::io::stdin();
+    let mut parser = vte::Parser::new();
+    let mut performer = Log;
+
+    let mut buf = [0; 4096];
+    loop {
+        match stdin.read(&mut buf) {
+            Ok(0) => break,
+            Ok(n) => {
+                for byte in &buf[..n] {
+                    parser.advance(&mut performer, *byte);
+                }
+            }
+            Err(err) => {
+                eprintln!("err: {}", err);
+                std::process::exit(1);
+            }
+        }
+    }
+}
-- 
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