Move prettyprint to arrow-cast (#3828)

* More prettyprint to arrow-cast

* Fix flight_sql_client.rs

* Fix flight_sql_server

* Format

* Test schema

Author: tustvold

arrow-cast/Cargo.toml

@@ -37,6 +37,12 @@ name = "arrow_cast"
 path = "src/lib.rs"
 bench = false
 
+[package.metadata.docs.rs]
+features = ["prettyprint"]
+
+[features]
+prettyprint = ["comfy-table"]
+
 [dependencies]
 arrow-array = { version = "34.0.0", path = "../arrow-array" }
 arrow-buffer = { version = "34.0.0", path = "../arrow-buffer" }
@@ -46,9 +52,11 @@ arrow-select = { version = "34.0.0", path = "../arrow-select" }
 chrono = { version = "0.4.23", default-features = false, features = ["clock"] }
 num = { version = "0.4", default-features = false, features = ["std"] }
 lexical-core = { version = "^0.8", default-features = false, features = ["write-integers", "write-floats", "parse-integers", "parse-floats"] }
+comfy-table = { version = "6.0", optional = true, default-features = false }
 
 [dev-dependencies]
 criterion = { version = "0.4", default-features = false }
+half = { version = "2.1", default-features = false }
 
 [build-dependencies]
 

arrow-cast/src/lib.rs

@@ -21,3 +21,6 @@ pub mod cast;
 pub use cast::*;
 pub mod display;
 pub mod parse;
+
+#[cfg(feature = "prettyprint")]
+pub mod pretty;