From ec584b1cdcebbe9867e3dca1ee1b5cabc1842972 Mon Sep 17 00:00:00 2001
From: suri-codes <suri312006@gmail.com>
Date: Wed, 4 Mar 2026 22:13:32 -0800
Subject: [PATCH] feat: panic_handler

---
 .harper-dictionary.txt |    1 +
 Cargo.lock             | 1006 ++++++++++++++++++++++++++++++++++++++++
 Cargo.toml             |    8 +-
 src/errors.rs          |   74 +++
 src/main.rs            |    8 +-
 5 files changed, 1093 insertions(+), 4 deletions(-)
 create mode 100644 Cargo.lock
 create mode 100644 src/errors.rs

diff --git a/.harper-dictionary.txt b/.harper-dictionary.txt
index 4cf00fc..da90f06 100644
--- a/.harper-dictionary.txt
+++ b/.harper-dictionary.txt
@@ -1,2 +1,3 @@
 Multi-Device
 PKM
+eyre
diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..b21ca25
--- /dev/null
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+ "wasmparser",
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+]
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+ "anyhow",
+ "id-arena",
+ "indexmap",
+ "log",
+ "semver",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "unicode-xid",
+ "wasmparser",
+]
+
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+version = "1.0.21"
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diff --git a/Cargo.toml b/Cargo.toml
index f7c772a..0dcb81c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -24,7 +24,8 @@ pedantic = "deny"
 nursery = "deny"
 
 [workspace.dependencies]
-
+snafu = "0.9.0"
+tracing = "0.1.44"
 
 [package]
 name = "filaments"
@@ -43,4 +44,7 @@ keywords.workspace = true
 workspace = true
 
 [dependencies]
-
+tracing = {workspace = true}
+color-eyre = "0.6.5"
+human-panic = "2.0.6"
+better-panic = "0.3.0"
diff --git a/src/errors.rs b/src/errors.rs
new file mode 100644
index 0000000..fc9472b
--- /dev/null
+++ b/src/errors.rs
@@ -0,0 +1,74 @@
+/// Sets the panic-hook to be customized color-eyre `panic_hook`.
+///
+/// Additionally the panic handler prints different information
+/// based on debug / release builds.
+pub fn init() -> color_eyre::Result<()> {
+    let (panic_hook, eyre_hook) = color_eyre::config::HookBuilder::default()
+        .panic_section(format!(
+            "This is a bug. Please report it at {}",
+            env!("CARGO_PKG_REPOSITORY")
+        ))
+        .capture_span_trace_by_default(false)
+        .display_location_section(false)
+        .display_env_section(false)
+        .into_hooks();
+
+    eyre_hook.install()?;
+    std::panic::set_hook(Box::new(move |panic_info| {
+        //TODO: exit from terminal if the app is in a terminal
+
+        // in release mode, do human_panic printing
+        #[cfg(not(debug_assertions))]
+        {
+            use human_panic::{handle_dump, metadata, print_msg};
+            let metadata = metadata!();
+            let file_path = handle_dump(&metadata, panic_info);
+            print_msg(file_path, &metadata)
+                .expect("human-panic: printing error message to console failed");
+            eprintln!("{}", panic_hook.panic_report(panic_info));
+        }
+
+        // in debug mode do better panic printing
+        #[cfg(debug_assertions)]
+        {
+            better_panic::Settings::auto()
+                .most_recent_first(false)
+                .lineno_suffix(true)
+                .verbosity(better_panic::Verbosity::Full)
+                .create_panic_handler()(panic_info);
+        }
+
+        // 1 = failure
+        std::process::exit(1)
+    }));
+
+    Ok(())
+}
+
+/// Akin to `dbg!` macro, except that it generates `tracing::Event`s instead
+/// of printing to standard error.
+///
+/// Can customize level by providing a `tracing::Level`, but its debug by default.
+#[macro_export]
+macro_rules! trace_dbg {
+    (target: $target:expr, level: $level:expr, $ex:expr) => {
+        {
+            match $ex {
+                value => {
+                    tracing::event!(target: $target, $level, ?value, stringify!($ex));
+                    value
+                }
+            }
+        }
+    };
+    (level: $level:expr, $ex:expr) => {
+        trace_dbg!(target: module_path!(), level: $level, $ex)
+    };
+
+    (target: $target:expr, $ex:expr) => {
+        trace_dbg!(target: $target, level: tracing::Level::DEBUG, $ex)
+    };
+    ($ex:expr) => {
+        trace_dbg!(level: tracing::Level::DEBUG, $ex)
+    };
+}
diff --git a/src/main.rs b/src/main.rs
index d1120ec..218348b 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -2,6 +2,10 @@
 //! My (suri.codes) personal-knowledge-system, with deeply integrated task tracking and long term goal planning capabilities.
 //!
 
-fn main() {
-    println!("Hello, world!");
+mod errors;
+
+fn main() -> color_eyre::Result<()> {
+    errors::init()?;
+
+    Ok(())
 }
-- 
2.51.2