fix: improve column type info (#347)

Cargo.toml

@@ -172,7 +172,7 @@ url = "2.2.2"
 reqwest = "0.11.10"
 paste = "1.0"
 indicatif = "0.17"
-chrono = "0.4"
+chrono = "0.4.38"
 indoc = "1.0.7"
 
 [package.metadata.docs.rs]

src/row.rs

@@ -123,11 +123,21 @@ impl From<&TypeInfo> for ColumnType {
             },
             TypeInfo::VarLenSized(cx) => match cx.r#type() {
                 VarLenType::Guid => Self::Guid,
-                VarLenType::Intn => Self::Intn,
+                VarLenType::Intn => match cx.len() {
+                    1 => Self::Int1,
+                    2 => Self::Int2,
+                    4 => Self::Int4,
+                    8 => Self::Int8,
+                    _ => Self::Intn,
+                },
                 VarLenType::Bitn => Self::Bitn,
                 VarLenType::Decimaln => Self::Decimaln,
                 VarLenType::Numericn => Self::Numericn,
-                VarLenType::Floatn => Self::Floatn,
+                VarLenType::Floatn => match cx.len() {
+                    4 => Self::Float4,
+                    8 => Self::Float8,
+                    _ => Self::Floatn,
+                },
                 VarLenType::Money => Self::Money,
                 VarLenType::Datetimen => Self::Datetimen,
                 #[cfg(feature = "tds73")]

src/tds/codec/token/token_feature_ext_ack.rs

@@ -7,11 +7,13 @@ pub struct TokenFeatureExtAck {
 }
 
 #[derive(Debug)]
+#[allow(dead_code)]
 pub enum FedAuthAck {
     SecurityToken { nonce: Option<[u8; 32]> },
 }
 
 #[derive(Debug)]
+#[allow(dead_code)]
 pub enum FeatureAck {
     FedAuth(FedAuthAck),
 }

src/tds/codec/token/token_return_value.rs

@@ -2,6 +2,7 @@ use super::BaseMetaDataColumn;
 use crate::{tds::codec::ColumnData, Error, SqlReadBytes};
 
 #[derive(Debug)]
+#[allow(dead_code)]
 pub struct TokenReturnValue {
     pub param_ordinal: u16,
     pub param_name: String,

src/tds/stream/token.rs

@@ -15,6 +15,7 @@ use std::{convert::TryFrom, sync::Arc};
 use tracing::{event, Level};
 
 #[derive(Debug)]
+#[allow(dead_code)]
 pub enum ReceivedToken {
     NewResultset(Arc<TokenColMetaData<'static>>),
     Row(TokenRow<'static>),

tests/query.rs

@@ -2678,7 +2678,7 @@ where
             let col = meta.columns().first();
 
             assert_eq!(Some("col"), col.map(|c| c.name()));
-            assert_eq!(Some(ColumnType::Intn), col.map(|c| c.column_type()));
+            assert_eq!(Some(ColumnType::Int4), col.map(|c| c.column_type()));
         }
     }