diff options
| -rw-r--r-- | tvix/eval/src/compiler.rs | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/tvix/eval/src/compiler.rs b/tvix/eval/src/compiler.rs index 3ec7f673eb..c56951e464 100644 --- a/tvix/eval/src/compiler.rs +++ b/tvix/eval/src/compiler.rs @@ -13,6 +13,8 @@ //! the code in this module, `debug_assert!` has been used to catch //! mistakes early during development. +use std::path::Path; + use crate::chunk::Chunk; use crate::errors::EvalResult; use crate::opcode::{CodeIdx, OpCode}; @@ -154,10 +156,39 @@ impl Compiler { Ok(()) } - rnix::NixValue::Path(_, _) => todo!(), + rnix::NixValue::Path(anchor, path) => self.compile_path(anchor, path), } } + fn compile_path(&mut self, anchor: rnix::value::Anchor, path: String) -> EvalResult<()> { + // TODO(tazjin): C++ Nix does not resolve symlinks, but `fs::canonicalize` does. + + let path = match anchor { + rnix::value::Anchor::Absolute => Path::new(&path) + .canonicalize() + .expect("TODO: error variant"), + + rnix::value::Anchor::Home => { + let mut buf = dirs::home_dir().expect("TODO: error variant"); + buf.push(&path); + buf.canonicalize().expect("TODO: error variant") + } + + rnix::value::Anchor::Relative => todo!("resolve relative to file location"), + + // This confusingly named variant is actually + // angle-bracket lookups, which in C++ Nix desugar + // to calls to `__findFile` (implicitly in the + // current scope). + rnix::value::Anchor::Store => todo!("resolve <...> lookups at runtime"), + }; + + let idx = self.chunk.push_constant(Value::Path(path)); + self.chunk.push_op(OpCode::OpConstant(idx)); + + Ok(()) + } + fn compile_string(&mut self, string: rnix::types::Str) -> EvalResult<()> { let mut count = 0; |