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pub use core::{
    convert::TryFrom,
    fmt,
    fmt::Write,
    str::FromStr,
};

pub use alloc::{
    boxed::Box,
    format,
    rc::Rc,
    string::{
        String,
        ToString,
    },
    vec,
    vec::Vec,
};

#[cfg(feature = "std")]
pub use std::collections::{
    HashMap,
    HashSet,
};

#[cfg(not(feature = "std"))]
pub use hashbrown::{
    hash_map::HashMap,
    hash_set::HashSet,
};

pub use crate::{
    JSNumber,
    JSString,
    JSValue,
    JSON,
};

#[macro_export]
macro_rules! derive_enum_from {
    ($enum:ident::$variant:ident) => {
        derive_enum_from!($enum::$variant, $variant);
    };
    ($enum:ident::$variant:ident, Box<$type:ty>) => {
        impl From<$type> for $enum {
            fn from(v: $type) -> Self {
                $enum::$variant(Box::new(v))
            }
        }
    };
    ($enum:ident::$variant:ident, $type:ty) => {
        impl From<$type> for $enum {
            fn from(v: $type) -> Self {
                $enum::$variant(v)
            }
        }
    };
    ($enum:ident::$variant:ident, T: Into<$type:ident>) => {
        impl<T> From<T> for $enum
        where
            $type: From<T>,
        {
            fn from(val: T) -> Self {
                let val = <$type as From<T>>::from(val);
                $enum::$variant(val)
            }
        }
    };
}