use serde::{Deserialize, Serialize};
use super::ids::FunctionId;
use super::block::Block;
use super::types::Type;

use std::collections::HashMap;

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub struct Param {
    pub name: String,
    pub ty: Type,
}

/// A function within a module, composed of basic blocks forming a CFG.
#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub struct Function {
    pub id: FunctionId,
    pub name: String,
    pub params: Vec<Param>,
    pub return_type: Type,
    pub blocks: Vec<Block>,
    #[serde(default)]
    pub local_types: HashMap<u32, Type>,
}