feat: add a basic lsp

crates/cli/Cargo.toml

@@ -14,12 +14,13 @@ clap = { version = "3.1.14", features = ["derive"] }
 hex = "0.4.3"
 ignore = "0.4.18"
 miette = { version = "5.3.0", features = ["fancy"] }
-pallas-addresses = "0.14.0-alpha.3"
-pallas-codec = "0.14.0-alpha.3"
-pallas-crypto = "0.14.0-alpha.3"
-pallas-primitives = "0.14.0-alpha.3"
-pallas-traverse = "0.14.0-alpha.3"
+pallas-addresses = "0.14.0"
+pallas-codec = "0.14.0"
+pallas-crypto = "0.14.0"
+pallas-primitives = "0.14.0"
+pallas-traverse = "0.14.0"
 
 aiken-lang = { path = "../lang", version = "0.0.24" }
+aiken-lsp = { path = "../lsp", version = "0.0.0" }
 aiken-project = { path = '../project', version = "0.0.24" }
 uplc = { path = '../uplc', version = "0.0.24" }

crates/cli/src/cmd/lsp.rs

@@ -0,0 +1,13 @@
+use miette::IntoDiagnostic;
+
+#[derive(clap::Args)]
+/// Start the Aiken language server
+pub struct Args {
+    /// Run on stdio
+    #[clap(long)]
+    stdio: bool,
+}
+
+pub fn exec(_args: Args) -> miette::Result<()> {
+    aiken_lsp::start().into_diagnostic()
+}

crates/cli/src/cmd/mod.rs

@@ -1,6 +1,7 @@
 pub mod build;
 pub mod check;
 pub mod fmt;
+pub mod lsp;
 pub mod new;
 pub mod tx;
 pub mod uplc;

crates/cli/src/main.rs

@@ -1,4 +1,4 @@
-use aiken::cmd::{build, check, fmt, new, tx, uplc};
+use aiken::cmd::{build, check, fmt, lsp, new, tx, uplc};
 use clap::Parser;
 
 /// Aiken: a smart-contract language and toolchain for Cardano
@@ -12,6 +12,9 @@ pub enum Cmd {
     Build(build::Args),
     Check(check::Args),
 
+    #[clap(hide = true)]
+    Lsp(lsp::Args),
+
     #[clap(subcommand)]
     Tx(tx::Cmd),
 
@@ -32,6 +35,7 @@ fn main() -> miette::Result<()> {
         Cmd::Fmt(args) => fmt::exec(args),
         Cmd::Build(args) => build::exec(args),
         Cmd::Check(args) => check::exec(args),
+        Cmd::Lsp(args) => lsp::exec(args),
         Cmd::Tx(sub_cmd) => tx::exec(sub_cmd),
         Cmd::Uplc(sub_cmd) => uplc::exec(sub_cmd),
     }