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https://github.com/pjh456/OxideJS.git
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docs: 补充注释与格式化
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@@ -3,10 +3,10 @@
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//! `emit_private_field_expression`、`emit_chain_expression`、`emit_member_domain`。
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use crate::{CompileCtx, Emitter};
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use oxide_ir::inst::Inst;
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use oxide_ir::operand::Operand;
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use oxide_bytecode::module::Constant;
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use oxide_bytecode::opcode::OpCode;
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use oxide_ir::inst::Inst;
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use oxide_ir::operand::Operand;
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use oxide_parser::Expression;
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impl Emitter {
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@@ -47,7 +47,12 @@ impl Emitter {
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let obj_reg = self.emit_expression(&member.object, ctx)?;
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let key_reg = self.emit_expression(&member.expression, ctx)?;
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let r = ctx.alloc_reg();
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ctx.inst(Inst::new(OpCode::GET_PROP_DYNAMIC, Operand::Reg(obj_reg), Operand::Reg(key_reg), Operand::Reg(r)));
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ctx.inst(Inst::new(
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OpCode::GET_PROP_DYNAMIC,
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Operand::Reg(obj_reg),
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Operand::Reg(key_reg),
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Operand::Reg(r),
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));
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Ok(r)
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}
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@@ -57,16 +62,28 @@ impl Emitter {
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let obj_reg = self.emit_expression(&member.object, ctx)?;
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let key_reg = self.emit_private_id_reg(member.field.name.as_str(), ctx)?;
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let r = ctx.alloc_reg();
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ctx.inst(Inst::new(OpCode::GET_PRIVATE, Operand::Reg(r), Operand::Reg(obj_reg), Operand::Reg(key_reg)));
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ctx.inst(Inst::new(
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OpCode::GET_PRIVATE,
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Operand::Reg(r),
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Operand::Reg(obj_reg),
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Operand::Reg(key_reg),
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));
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Ok(r)
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}
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fn emit_chain_expression(&self, chain: &oxide_parser::ChainExpression, ctx: &mut CompileCtx) -> Result<u32, String> {
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fn emit_chain_expression(
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&self, chain: &oxide_parser::ChainExpression, ctx: &mut CompileCtx,
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) -> Result<u32, String> {
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let short_label = ctx.next_label_id();
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let end_label = ctx.next_label_id();
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let value_reg = self.emit_chain_element(&chain.expression, Some(short_label), ctx)?;
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let result_reg = ctx.alloc_reg();
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ctx.inst(Inst::new(OpCode::LOAD_VAR, Operand::Reg(result_reg), Operand::Reg(value_reg), Operand::None));
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ctx.inst(Inst::new(
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OpCode::LOAD_VAR,
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Operand::Reg(result_reg),
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Operand::Reg(value_reg),
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Operand::None,
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));
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ctx.inst(Inst::jmp(end_label));
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ctx.labels.set_label_pos(short_label, ctx.insts.len());
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let undefined_idx = ctx.add_constant(Constant::Undefined);
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