feat/fe cli interface (#732)

crates/driver/src/lib.rs

@@ -35,6 +35,11 @@ pub struct CompiledContract {
 #[derive(Debug)]
 pub struct CompileError(pub Vec<Diagnostic>);
 
+pub fn check_single_file(db: &mut Db, path: &str, src: &str) -> Vec<Diagnostic> {
+    let module = ModuleId::new_standalone(db, path, src);
+    module.diagnostics(db)
+}
+
 pub fn compile_single_file(
     db: &mut Db,
     path: &str,
@@ -43,15 +48,37 @@ pub fn compile_single_file(
     optimize: bool,
 ) -> Result<CompiledModule, CompileError> {
     let module = ModuleId::new_standalone(db, path, src);
-
     let diags = module.diagnostics(db);
+
     if diags.is_empty() {
         compile_module_id(db, module, with_bytecode, optimize)
     } else {
         Err(CompileError(diags))
     }
 }
 
+// Run analysis with ingot
+// Return vector error,waring...
+pub fn check_ingot(
+    db: &mut Db,
+    name: &str,
+    files: &[(impl AsRef<str>, impl AsRef<str>)],
+) -> Vec<Diagnostic> {
+    let std = IngotId::std_lib(db);
+    let ingot = IngotId::from_files(
+        db,
+        name,
+        IngotMode::Main,
+        FileKind::Local,
+        files,
+        indexmap! { "std".into() => std },
+    );
+
+    let mut diags = ingot.diagnostics(db);
+    ingot.sink_external_ingot_diagnostics(db, &mut diags);
+    diags
+}
+
 /// Compiles the main module of a project.
 ///
 /// If `with_bytecode` is set to false, the compiler will skip the final Yul ->

crates/fe/Cargo.toml

@@ -14,9 +14,11 @@ version = "0.18.0-alpha"
 solc-backend = ["fe-driver/solc-backend"]
 
 [dependencies]
-clap = "2.33.3"
+clap = {version="3.1.18", features = ["derive"]}
+fs_extra = "1.2.0"
 walkdir = "2"
 indexmap = "1.6.2"
+include_dir = "0.7.2"
 
 fe-common = {path = "../common", version = "^0.18.0-alpha"}
 fe-driver = {path = "../driver", version = "^0.18.0-alpha"}