Update toml to 0.8

Cargo.toml

@@ -18,7 +18,7 @@ hex = "0.4"
 parser = { path = "parser" }
 rust_team_data = { git = "https://github.com/rust-lang/team" }
 glob = "0.3.0"
-toml = "0.5.1"
+toml = "0.8.8"
 hyper = { version = "0.14.4", features = ["server", "stream"]}
 tokio = { version = "1.7.1", features = ["macros", "time", "rt"] }
 futures = { version = "0.3", default-features = false, features = ["std"] }

src/config.rs

@@ -307,7 +307,8 @@ async fn get_fresh_config(
         .await
         .map_err(|e| ConfigurationError::Http(Arc::new(e)))?
         .ok_or(ConfigurationError::Missing)?;
-    let config = Arc::new(toml::from_slice::<Config>(&contents).map_err(ConfigurationError::Toml)?);
+    let contents = String::from_utf8_lossy(&*contents);
+    let config = Arc::new(toml::from_str::<Config>(&contents).map_err(ConfigurationError::Toml)?);
     log::debug!("fresh configuration for {}: {:?}", repo.full_name, config);
     Ok(config)
 }

src/handlers/assign/tests/tests_candidates.rs

@@ -4,8 +4,8 @@ use super::super::*;
 
 /// Basic test function for testing `candidate_reviewers_from_names`.
 fn test_from_names(
-    teams: Option<toml::Value>,
-    config: toml::Value,
+    teams: Option<toml::Table>,
+    config: toml::Table,
     issue: serde_json::Value,
     names: &[&str],
     expected: Result<&[&str], FindReviewerError>,
@@ -32,8 +32,8 @@ fn test_from_names(
 
 /// Convert the simplified input in preparation for `candidate_reviewers_from_names`.
 fn convert_simplified(
-    teams: Option<toml::Value>,
-    config: toml::Value,
+    teams: Option<toml::Table>,
+    config: toml::Table,
     issue: serde_json::Value,
 ) -> (Teams, AssignConfig, Issue) {
     // Convert the simplified team config to a real team config.

src/handlers/assign/tests/tests_from_diff.rs

@@ -5,7 +5,7 @@ use crate::config::AssignConfig;
 use crate::github::parse_diff;
 use std::fmt::Write;
 
-fn test_from_diff(diff: &str, config: toml::Value, expected: &[&str]) {
+fn test_from_diff(diff: &str, config: toml::Table, expected: &[&str]) {
     let files = parse_diff(diff);
     let aconfig: AssignConfig = config.try_into().unwrap();
     assert_eq!(