bitview_query 0.12.1

Query interface for indexed and computed Bitview data
Documentation 
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#[cfg(feature = "bedrock")]
use bitview_plugin_bedrock::HasBedrock;
#[cfg(feature = "blocks")]
use bitview_plugin_blocks::HasBlocks;
#[cfg(feature = "coinflow")]
use bitview_plugin_coinflow::HasCoinflow;
#[cfg(feature = "cointime")]
use bitview_plugin_cointime::HasCointime;
#[cfg(feature = "distribution")]
use bitview_plugin_distribution::HasDistribution;
use bitview_plugin_indexer::HasIndexer;
#[cfg(feature = "inputs")]
use bitview_plugin_inputs::HasInputs;
#[cfg(feature = "mappings")]
use bitview_plugin_mappings::HasMappings;
#[cfg(feature = "mining")]
use bitview_plugin_mining::HasMining;
#[cfg(feature = "outputs")]
use bitview_plugin_outputs::HasOutputs;
#[cfg(feature = "pools")]
use bitview_plugin_pools::HasPools;
#[cfg(feature = "price")]
use bitview_plugin_price::HasPrice;
#[cfg(feature = "transactions")]
use bitview_plugin_transactions::HasTransactions;
use bitview_runtime::PluginSet;
use bitview_traversable::Traversable;
use vecdb::Ro;

macro_rules! plugin_capability {
    ($feature:literal, $supports:ident, $has:ident) => {
        #[cfg(feature = $feature)]
        pub trait $supports: $has<Ro> {}

        #[cfg(feature = $feature)]
        impl<T> $supports for T where T: $has<Ro> {}

        #[cfg(not(feature = $feature))]
        pub trait $supports {}

        #[cfg(not(feature = $feature))]
        impl<T> $supports for T {}
    };
}

plugin_capability!("bedrock", SupportsBedrock, HasBedrock);
plugin_capability!("blocks", SupportsBlocks, HasBlocks);
plugin_capability!("coinflow", SupportsCoinflow, HasCoinflow);
plugin_capability!("cointime", SupportsCointime, HasCointime);
plugin_capability!("distribution", SupportsDistribution, HasDistribution);
plugin_capability!("inputs", SupportsInputs, HasInputs);
plugin_capability!("mappings", SupportsMappings, HasMappings);
plugin_capability!("mining", SupportsMining, HasMining);
plugin_capability!("outputs", SupportsOutputs, HasOutputs);
plugin_capability!("pools", SupportsPools, HasPools);
plugin_capability!("price", SupportsPrice, HasPrice);
plugin_capability!("transactions", SupportsTransactions, HasTransactions);

#[cfg(feature = "chain")]
/// Capabilities required by the complete chain-query API.
pub trait SupportsChainQueries:
    SupportsBlocks
    + SupportsDistribution
    + SupportsMappings
    + SupportsInputs
    + SupportsMining
    + SupportsOutputs
    + SupportsPools
    + SupportsPrice
    + SupportsTransactions
{
}

#[cfg(feature = "chain")]
impl<T> SupportsChainQueries for T where
    T: SupportsBlocks
        + SupportsDistribution
        + SupportsMappings
        + SupportsInputs
        + SupportsMining
        + SupportsOutputs
        + SupportsPools
        + SupportsPrice
        + SupportsTransactions
{
}

#[cfg(not(feature = "chain"))]
/// No additional capabilities when complete chain queries are disabled.
pub trait SupportsChainQueries {}

#[cfg(not(feature = "chain"))]
impl<T> SupportsChainQueries for T {}

#[cfg(feature = "series")]
/// Capabilities required by the series-query API.
pub trait SupportsSeriesQueries: SupportsMappings {}

#[cfg(feature = "series")]
impl<T> SupportsSeriesQueries for T where T: SupportsMappings {}

#[cfg(not(feature = "series"))]
/// No additional capabilities when series queries are disabled.
pub trait SupportsSeriesQueries {}

#[cfg(not(feature = "series"))]
impl<T> SupportsSeriesQueries for T {}

#[cfg(feature = "urpd")]
/// Capabilities required by the complete URPD-query API.
pub trait SupportsUrpdQueries:
    SupportsBedrock + SupportsCoinflow + SupportsCointime + SupportsDistribution + SupportsPrice
{
}

#[cfg(feature = "urpd")]
impl<T> SupportsUrpdQueries for T where
    T: SupportsBedrock + SupportsCoinflow + SupportsCointime + SupportsDistribution + SupportsPrice
{
}

#[cfg(not(feature = "urpd"))]
/// No additional capabilities when complete URPD queries are disabled.
pub trait SupportsUrpdQueries {}

#[cfg(not(feature = "urpd"))]
impl<T> SupportsUrpdQueries for T {}

/// Composition contract for the individually enabled query plugins.
///
/// A composition whose query capabilities live on a nested plugin set can
/// return that set from [`query_capabilities`](Self::query_capabilities).
pub trait QueryPluginSet: PluginSet + Traversable {
    type Capabilities: HasIndexer<Ro>
        + SupportsBedrock
        + SupportsBlocks
        + SupportsCoinflow
        + SupportsCointime
        + SupportsDistribution
        + SupportsInputs
        + SupportsMappings
        + SupportsMining
        + SupportsOutputs
        + SupportsPools
        + SupportsPrice
        + SupportsTransactions
        + ?Sized;

    fn query_capabilities(&self) -> &Self::Capabilities;
}

impl<T> QueryPluginSet for T
where
    T: PluginSet
        + Traversable
        + HasIndexer<Ro>
        + SupportsBedrock
        + SupportsBlocks
        + SupportsCoinflow
        + SupportsCointime
        + SupportsDistribution
        + SupportsInputs
        + SupportsMappings
        + SupportsMining
        + SupportsOutputs
        + SupportsPools
        + SupportsPrice
        + SupportsTransactions,
{
    type Capabilities = Self;

    fn query_capabilities(&self) -> &Self::Capabilities {
        self
    }
}