feat: initialize Kurdistan SDK - independent fork of Polkadot SDK

pezkuwi/runtime/metrics/src/without_runtime_metrics.rs

@@ -0,0 +1,76 @@
+// Copyright (C) Parity Technologies (UK) Ltd.
+// This file is part of Pezkuwi.
+
+// Pezkuwi is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Pezkuwi is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Pezkuwi.  If not, see <http://www.gnu.org/licenses/>.
+
+//! Runtime metrics are usable from the wasm runtime only. The purpose of this module is to
+//! provide a dummy implementation for the native runtime to avoid cluttering the runtime code
+//! with `#[cfg(feature = "runtime-metrics")]`.
+
+use pezkuwi_primitives::metric_definitions::{
+	CounterDefinition, CounterVecDefinition, HistogramDefinition,
+};
+
+/// A dummy `Counter`.
+pub struct Counter;
+/// A dummy `CounterVec`.
+pub struct CounterVec;
+
+/// A dummy `Histogram`
+pub struct Histogram;
+
+/// Dummy implementation.
+impl CounterVec {
+	/// Constructor.
+	pub const fn new(_definition: CounterVecDefinition) -> Self {
+		CounterVec
+	}
+	/// Sets label values, implementation is a `no op`.
+	pub fn with_label_values(&self, _label_values: &[&'static str]) -> &Self {
+		self
+	}
+	/// Increment counter by value, implementation is a `no op`.
+	pub fn inc_by(&self, _: u64) {}
+	/// Increment counter, implementation is a `no op`.
+	pub fn inc(&self) {}
+}
+
+/// Dummy implementation.
+impl Counter {
+	/// Constructor.
+	pub const fn new(_definition: CounterDefinition) -> Self {
+		Counter
+	}
+	/// Increment counter by value, implementation is a `no op`.
+	pub fn inc_by(&self, _: u64) {}
+	/// Increment counter, implementation is a `no op`.
+	pub fn inc(&self) {}
+}
+
+/// Dummy implementation
+impl Histogram {
+	/// Create a new histogram as specified by `definition`. This metric needs to be registered
+	/// in the client before it can be used.
+	pub const fn new(_definition: HistogramDefinition) -> Self {
+		Histogram
+	}
+
+	// Observe a value in the histogram
+	pub fn observe(&self, _value: u128) {}
+}
+
+/// Dummy implementation - always 0
+pub fn get_current_time() -> u128 {
+	0
+}