3d8ee62087
Change-Id: Iab7e00cc26a4f9727d3ab98691ef379921a33052 Reviewed-on: https://cl.tvl.fyi/c/depot/+/5240 Tested-by: BuildkiteCI Reviewed-by: kanepyork <rikingcoding@gmail.com> Reviewed-by: Profpatsch <mail@profpatsch.de> Reviewed-by: grfn <grfn@gws.fyi> Reviewed-by: tazjin <tazjin@tvl.su>
28 lines
650 B
Rust
28 lines
650 B
Rust
use clap::Clap;
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use crate::{codegen, interpreter, parser, tc, Result};
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/// Evaluate an expression and print its result
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#[derive(Clap)]
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pub struct Eval {
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/// JIT-compile with LLVM instead of interpreting
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#[clap(long)]
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jit: bool,
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/// Expression to evaluate
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expr: String,
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}
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impl Eval {
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pub fn run(self) -> Result<()> {
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let (_, parsed) = parser::expr(&self.expr)?;
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let hir = tc::typecheck_expr(parsed)?;
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let result = if self.jit {
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codegen::jit_eval::<i64>(&hir)?.into()
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} else {
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interpreter::eval(&hir)?
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};
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println!("{}", result);
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Ok(())
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}
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}
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