Sync everything before trying sqlx

.cargo/config.toml

@@ -0,0 +1,2 @@
+[env]
+RUST_BACKTRACE = "1"

Cargo.lock

@@ -266,6 +266,33 @@ dependencies = [
  "inout",
 ]
 
+[[package]]
+name = "color-eyre"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5a667583cca8c4f8436db8de46ea8233c42a7d9ae424a82d338f2e4675229204"
+dependencies = [
+ "backtrace",
+ "color-spantrace",
+ "eyre",
+ "indenter",
+ "once_cell",
+ "owo-colors",
+ "tracing-error",
+]
+
+[[package]]
+name = "color-spantrace"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1ba75b3d9449ecdccb27ecbc479fdc0b87fa2dd43d2f8298f9bf0e59aacc8dce"
+dependencies = [
+ "once_cell",
+ "owo-colors",
+ "tracing-core",
+ "tracing-error",
+]
+
 [[package]]
 name = "cookie"
 version = "0.18.0"
@@ -444,6 +471,16 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
 
+[[package]]
+name = "eyre"
+version = "0.6.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4c2b6b5a29c02cdc822728b7d7b8ae1bab3e3b05d44522770ddd49722eeac7eb"
+dependencies = [
+ "indenter",
+ "once_cell",
+]
+
 [[package]]
 name = "filetime"
 version = "0.2.22"
@@ -670,6 +707,12 @@ dependencies = [
  "want",
 ]
 
+[[package]]
+name = "indenter"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ce23b50ad8242c51a442f3ff322d56b02f08852c77e4c0b4d3fd684abc89c683"
+
 [[package]]
 name = "indexmap"
 version = "2.1.0"
@@ -783,6 +826,7 @@ dependencies = [
  "axum-macros",
  "axum_csrf",
  "base64",
+ "color-eyre",
  "cookie",
  "deadpool",
  "deadpool-diesel",
@@ -966,6 +1010,12 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b15813163c1d831bf4a13c3610c05c0d03b39feb07f7e09fa234dac9b15aaf39"
 
+[[package]]
+name = "owo-colors"
+version = "3.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c1b04fb49957986fdce4d6ee7a65027d55d4b6d2265e5848bbb507b58ccfdb6f"
+
 [[package]]
 name = "parking_lot"
 version = "0.12.1"
@@ -1633,6 +1683,16 @@ dependencies = [
  "valuable",
 ]
 
+[[package]]
+name = "tracing-error"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d686ec1c0f384b1277f097b2f279a2ecc11afe8c133c1aabf036a27cb4cd206e"
+dependencies = [
+ "tracing",
+ "tracing-subscriber",
+]
+
 [[package]]
 name = "tracing-log"
 version = "0.1.4"

Cargo.toml

@@ -32,4 +32,10 @@ tower-livereload = "0.8.2"
 argon2 = { version = "0.5.2", features = ["std"] }
 thiserror = "1.0.50"
 axum-macros = "0.3.8"
+color-eyre = "0.6.2"
 
+# color-eyre
+# irust
+# bacon
+# sqlx (sea orm?)
+# poem-openapi?

flake.nix

@@ -50,6 +50,7 @@
 
             rustfmt
             rustPackages.clippy
+            rustPackages.bacon
             rust-analyzer
             nodePackages_latest.vscode-langservers-extracted
 

src/app.rs

@@ -1,7 +1,7 @@
 use crate::{instrumentation, router, server::listen};
 
 pub async fn run() -> Result<(), anyhow::Error> {
-    instrumentation::setup_trace_logger();
+    instrumentation::init();
     listen(router::new().await?).await;
     Ok(())
 }

src/error.rs

@@ -1,9 +1,13 @@
+use std::fmt::Display;
+
 use axum::{
     http::StatusCode,
     response::{IntoResponse, Response},
 };
+use thiserror::Error;
 
-pub struct AppError(anyhow::Error);
+#[derive(Error, Debug)]
+pub struct AppError(#[from] anyhow::Error);
 
 impl IntoResponse for AppError {
     fn into_response(self) -> Response {
@@ -15,11 +19,8 @@ impl IntoResponse for AppError {
     }
 }
 
-impl<E> From<E> for AppError
-where
-    E: Into<anyhow::Error>,
-{
-    fn from(err: E) -> Self {
-        Self(err.into())
+impl Display for AppError {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        f.write_fmt(format!("app error"))
     }
 }

src/instrumentation.rs

@@ -1,6 +1,11 @@
 use tracing::{instrument, trace};
 use tracing_subscriber::{filter::LevelFilter, EnvFilter};
 
+pub fn init() {
+    color_eyre::install();
+    setup_trace_logger();
+}
+
 #[instrument]
 pub fn setup_trace_logger() {
     let filter = EnvFilter::builder()

src/views.rs

@@ -1,11 +1,15 @@
+use std::{error::Error, sync::Arc};
+
 use axum::{
     extract::State,
     response::{Html, IntoResponse},
 };
 use axum_csrf::CsrfToken;
 use axum_macros::debug_handler;
+use deadpool_diesel::InteractError;
 use diesel::{QueryDsl, RunQueryDsl, SelectableHelper};
 use maud::html;
+use thiserror::Error;
 use tracing::instrument;
 
 use crate::{
@@ -98,21 +102,32 @@ pub async fn login(csrf: CsrfToken) -> impl IntoResponse {
         .into_response()
 }
 
+#[derive(Error, Debug)]
+enum AllUsersError {
+    #[error("other application error")]
+    App(#[from] AppError),
+    #[error("failed to retrieve users")]
+    DB(#[from] InteractError),
+}
+
 #[debug_handler]
 pub async fn all_users(
     State(state): State<crate::state::State>,
-) -> Result<impl IntoResponse, AppError> {
+) -> Result<Html<String>, AllUsersError> {
     use crate::schema::users::dsl::*;
 
     let conn = state.database.pool.get().await?;
-    let cc = |c| {
+    let cc = |c| -> Vec<User> {
         users
             .select(User::as_select())
             .load(c)
             .expect("error loading users")
     };
 
-    let all_users = conn.interact(cc).await?;
+    let all_users: Vec<User> = match conn.interact(cc).await {
+        Ok(u) => u,
+        Err(e) => return Err(("failed to retrieve users")),
+    };
 
     // @if let Some(name) = u.name {
     //     name
@@ -125,9 +140,9 @@ pub async fn all_users(
             main class="prose" {
                 h1 { "Users" }
                 ul {
-                    @for u in &all_users {
+                    @for u in all_users {
                         li {
-                            (u.username)
+                            (u)
                             "("
                             ")"
                         }