Implement new config module

Cargo.lock

@@ -1280,6 +1280,19 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "serde_yaml"
+version = "0.9.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1a49e178e4452f45cb61d0cd8cebc1b0fafd3e41929e996cef79aa3aca91f574"
+dependencies = [
+ "indexmap",
+ "itoa",
+ "ryu",
+ "serde",
+ "unsafe-libyaml",
+]
+
 [[package]]
 name = "sha1"
 version = "0.10.5"
@@ -1394,6 +1407,7 @@ dependencies = [
  "rcrypt",
  "regex",
  "serde",
+ "serde_yaml",
  "sky_macros",
  "skytable 0.8.0 (git+https://github.com/skytable/client-rust?branch=next)",
  "tokio",
@@ -1684,6 +1698,12 @@ version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c0edd1e5b14653f783770bce4a4dabb4a5108a5370a5f5d8cfe8710c361f6c8b"
 
+[[package]]
+name = "unsafe-libyaml"
+version = "0.2.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f28467d3e1d3c6586d8f25fa243f544f5800fec42d97032474e17222c2b75cfa"
+
 [[package]]
 name = "utf8parse"
 version = "0.2.1"

server/Cargo.toml

@@ -29,6 +29,7 @@ toml = "0.7.6"
 base64 = "0.21.2"
 uuid = { version = "1.4.1", features = ["v4", "fast-rng", "macro-diagnostics"] }
 crc = "3.0.1"
+serde_yaml = "0.9"
 
 [target.'cfg(all(not(target_env = "msvc"), not(miri)))'.dependencies]
 # external deps

server/src/engine/macros.rs

@@ -24,6 +24,11 @@
  *
 */
 
+#[cfg(test)]
+macro_rules! into_array {
+    ($($e:expr),* $(,)?) => { [$($e.into()),*] };
+}
+
 macro_rules! extract {
     ($src:expr, $what:pat => $ret:expr) => {
         if let $what = $src {

server/src/engine/mod.rs

@@ -28,6 +28,7 @@
 
 #[macro_use]
 mod macros;
+mod config;
 mod core;
 mod data;
 mod error;

server/src/engine/ql/macros.rs

@@ -294,11 +294,6 @@ macro_rules! dict_nullable {
     }};
 }
 
-#[cfg(test)]
-macro_rules! into_array {
-    ($($e:expr),* $(,)?) => { [$($e.into()),*] };
-}
-
 #[cfg(test)]
 macro_rules! into_array_nullable {
     ($($e:expr),* $(,)?) => { [$($crate::engine::ql::tests::nullable_datatype($e)),*] };

server/src/util/os.rs

@@ -35,7 +35,7 @@ use {
     crate::IoResult,
     std::{
         ffi::OsStr,
-        fs,
+        fmt, fs,
         path::Path,
         time::{SystemTime, UNIX_EPOCH},
     },
@@ -58,6 +58,12 @@ impl From<std::io::ErrorKind> for SysIOError {
     }
 }
 
+impl fmt::Display for SysIOError {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        self.0.fmt(f)
+    }
+}
+
 #[cfg(test)]
 impl PartialEq for SysIOError {
     fn eq(&self, other: &Self) -> bool {