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Diffstat (limited to 'tvix/eval/src/chunk.rs')
-rw-r--r-- | tvix/eval/src/chunk.rs | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/tvix/eval/src/chunk.rs b/tvix/eval/src/chunk.rs index b6fc6be5b99c..f1a35a6ce162 100644 --- a/tvix/eval/src/chunk.rs +++ b/tvix/eval/src/chunk.rs @@ -70,6 +70,11 @@ impl Chunk { self.spans[0].span } + /// Return a reference to the last op in the chunk, if any + pub fn last_op(&self) -> Option<&OpCode> { + self.code.last() + } + /// Pop the last operation from the chunk and clean up its tracked /// span. Used when the compiler backtracks. pub fn pop_op(&mut self) { @@ -90,6 +95,11 @@ impl Chunk { ConstantIdx(idx) } + /// Return a reference to the constant at the given [`ConstantIdx`] + pub fn get_constant(&self, constant: ConstantIdx) -> Option<&Value> { + self.constants.get(constant.0) + } + // Span tracking implementation fn push_span(&mut self, span: codemap::Span, start: usize) { |