merge(glittershark/achilles): Subtree import at 'b93268085a' r/2279

Imported from https://github.com/glittershark/achilles/

git-subtree-dir: users/glittershark/achilles
git-subtree-mainline: 4d193f239525954631ba9d789ca3aea9a2f4e14d
git-subtree-split: b93268085aab14c80a400c299da5d04d2781098e
Change-Id: I64a583b454bbe03e20358ad7808939a4cbc212ba

1 files changed, 38 insertions, 0 deletions

diff --git a/users/glittershark/achilles/src/main.rs b/users/glittershark/achilles/src/main.rs
new file mode 100644
index 000000000000..4ba0aaf33e91
--- /dev/null
+++ b/users/glittershark/achilles/src/main.rs
@@ -0,0 +1,38 @@
+#![feature(str_split_once)]
+#![feature(or_insert_with_key)]
+
+use clap::Clap;
+
+pub mod ast;
+pub mod codegen;
+pub(crate) mod commands;
+pub(crate) mod common;
+pub mod compiler;
+pub mod interpreter;
+#[macro_use]
+pub mod parser;
+pub mod tc;
+
+pub use common::{Error, Result};
+
+#[derive(Clap)]
+struct Opts {
+    #[clap(subcommand)]
+    subcommand: Command,
+}
+
+#[derive(Clap)]
+enum Command {
+    Eval(commands::Eval),
+    Compile(commands::Compile),
+    Check(commands::Check),
+}
+
+fn main() -> anyhow::Result<()> {
+    let opts = Opts::parse();
+    match opts.subcommand {
+        Command::Eval(eval) => Ok(eval.run()?),
+        Command::Compile(compile) => Ok(compile.run()?),
+        Command::Check(check) => Ok(check.run()?),
+    }
+}