6266c5d32f
Rename my //users directory and all places that refer to glittershark to grfn, including nix references and documentation. This may require some extra attention inside of gerrit's database after it lands to allow me to actually push things. Change-Id: I4728b7ec2c60024392c1c1fa6e0d4a59b3e266fa Reviewed-on: https://cl.tvl.fyi/c/depot/+/2933 Tested-by: BuildkiteCI Reviewed-by: tazjin <mail@tazj.in> Reviewed-by: lukegb <lukegb@tvl.fyi> Reviewed-by: glittershark <grfn@gws.fyi>
39 lines
1 KiB
Rust
39 lines
1 KiB
Rust
use clap::Clap;
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use std::path::PathBuf;
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use crate::ast::Type;
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use crate::{parser, tc, Result};
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/// Typecheck a file or expression
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#[derive(Clap)]
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pub struct Check {
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/// File to check
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path: Option<PathBuf>,
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/// Expression to check
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#[clap(long, short = 'e')]
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expr: Option<String>,
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}
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fn run_expr(expr: String) -> Result<Type<'static>> {
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let (_, parsed) = parser::expr(&expr)?;
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let hir_expr = tc::typecheck_expr(parsed)?;
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Ok(hir_expr.type_().to_owned())
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}
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fn run_path(path: PathBuf) -> Result<Type<'static>> {
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todo!()
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}
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impl Check {
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pub fn run(self) -> Result<()> {
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let type_ = match (self.path, self.expr) {
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(None, None) => Err("Must specify either a file or expression to check".into()),
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(Some(_), Some(_)) => Err("Cannot specify both a file and expression to check".into()),
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(None, Some(expr)) => run_expr(expr),
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(Some(path), None) => run_path(path),
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}?;
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println!("type: {}", type_);
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Ok(())
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}
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}
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