Scaffold utility and library (#3)

Signed-off-by: Cyrill Leutwiler <bigcyrill@hotmail.com>
Signed-off-by: xermicus <bigcyrill@hotmail.com>

crates/core/src/lib.rs

@@ -0,0 +1,34 @@
+//! The revive differential testing core library.
+//!
+//! This crate defines the testing configuration and
+//! provides a helper utilty to execute tests.
+
+use revive_dt_compiler::{SolidityCompiler, solc};
+use revive_dt_node::geth;
+use revive_dt_node_interaction::EthereumNode;
+
+pub mod driver;
+
+/// One platform can be tested differentially against another.
+///
+/// For this we need a blockchain node implementation and a compiler.
+pub trait Platform {
+    type Blockchain: EthereumNode;
+    type Compiler: SolidityCompiler;
+}
+
+#[derive(Default)]
+pub struct Geth;
+
+impl Platform for Geth {
+    type Blockchain = geth::Instance;
+    type Compiler = solc::Solc;
+}
+
+#[derive(Default)]
+pub struct Kitchensink;
+
+impl Platform for Kitchensink {
+    type Blockchain = geth::Instance;
+    type Compiler = solc::Solc;
+}