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Fix break to contain end label

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This commit is contained in:
Jeong YunWon 2022-08-10 06:37:40 +09:00
parent 3bf931fbb0
commit 6760d21399
1 changed files with 8 additions and 9 deletions
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17
src/compile.rs
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@ -761,13 +761,14 @@ impl Compiler {
self.switch_to_block(after_block); self.switch_to_block(after_block);
} }
} }
Break => { Break => match self.ctx.loop_data {
if self.ctx.loop_data.is_some() { Some((_, end)) => {
self.emit(Instruction::Break); self.emit(Instruction::Break { target: end });
} else { }
None => {
return Err(self.error_loc(CompileErrorType::InvalidBreak, statement.location)); return Err(self.error_loc(CompileErrorType::InvalidBreak, statement.location));
} }
} },
Continue => match self.ctx.loop_data { Continue => match self.ctx.loop_data {
Some((start, _)) => { Some((start, _)) => {
self.emit(Instruction::Continue { target: start }); self.emit(Instruction::Continue { target: start });
@ -1373,8 +1374,7 @@ impl Compiler {
self.compile_jump_if(test, false, else_block)?; self.compile_jump_if(test, false, else_block)?;
let was_in_loop = self.ctx.loop_data; let was_in_loop = self.ctx.loop_data.replace((while_block, after_block));
self.ctx.loop_data = Some((while_block, after_block));
self.compile_statements(body)?; self.compile_statements(body)?;
self.ctx.loop_data = was_in_loop; self.ctx.loop_data = was_in_loop;
self.emit(Instruction::Jump { self.emit(Instruction::Jump {
@ -1487,8 +1487,7 @@ impl Compiler {
self.compile_store(target)?; self.compile_store(target)?;
}; };
let was_in_loop = self.ctx.loop_data; let was_in_loop = self.ctx.loop_data.replace((for_block, after_block));
self.ctx.loop_data = Some((for_block, after_block));
self.compile_statements(body)?; self.compile_statements(body)?;
self.ctx.loop_data = was_in_loop; self.ctx.loop_data = was_in_loop;
self.emit(Instruction::Jump { target: for_block }); self.emit(Instruction::Jump { target: for_block });