reifydb-rql 0.9.0

ReifyDB Query Language (RQL) parser and AST
Documentation 
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// SPDX-License-Identifier: Apache-2.0
// Copyright (c) 2026 ReifyDB

use reifydb_core::interface::catalog::flow::OperatorId;
use reifydb_transaction::transaction::Transaction;
use reifydb_value::Result;

use crate::{
	expression::Expression,
	flow::{
		compiler::{CompileOperator, FlowCompiler},
		operator::OperatorDef::Gate,
	},
	nodes::GateNode,
	query::QueryPlan,
};

pub(crate) struct GateCompiler {
	pub input: Box<QueryPlan>,
	pub conditions: Vec<Expression>,
}

impl From<GateNode> for GateCompiler {
	fn from(node: GateNode) -> Self {
		Self {
			input: node.input,
			conditions: node.conditions,
		}
	}
}

impl CompileOperator for GateCompiler {
	fn compile(self, compiler: &mut FlowCompiler, txn: &mut Transaction<'_>) -> Result<OperatorId> {
		let conditions = self.conditions;

		let input_node = compiler.compile_plan(txn, *self.input)?;

		let node_id = compiler.add_node(
			txn,
			Gate {
				conditions,
			},
		)?;

		compiler.add_edge(txn, &input_node, &node_id)?;
		Ok(node_id)
	}
}