59 lines
1.9 KiB
Rust
59 lines
1.9 KiB
Rust
// Copyright (C) 2021-2022 Parity Technologies (UK) Ltd.
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// SPDX-License-Identifier: Apache-2.0
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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use super::*;
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include!(concat!(env!("OUT_DIR"), "/registry_gen.rs"));
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#[cfg(feature = "std")]
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impl std::fmt::Display for Ss58AddressFormatRegistry {
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fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
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let lookup = PREFIX_TO_INDEX
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.binary_search_by_key(&from_known_address_format(*self), |(prefix, _)| *prefix)
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.expect("always be found");
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let (_, idx) = PREFIX_TO_INDEX[lookup];
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write!(f, "{}", ALL_SS58_ADDRESS_FORMAT_NAMES[idx])
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}
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}
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impl TryFrom<Ss58AddressFormat> for Ss58AddressFormatRegistry {
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type Error = ParseError;
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fn try_from(x: Ss58AddressFormat) -> Result<Ss58AddressFormatRegistry, ParseError> {
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PREFIX_TO_INDEX
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.binary_search_by_key(&x.prefix(), |(prefix, _)| *prefix)
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.map(|lookup| {
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let (_, idx) = PREFIX_TO_INDEX[lookup];
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ALL_SS58_ADDRESS_FORMATS[idx]
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})
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.map_err(|_| ParseError)
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}
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}
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/// const function to convert [`Ss58AddressFormat`] to u16
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pub const fn from_known_address_format(x: Ss58AddressFormatRegistry) -> u16 {
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x as u16
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}
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impl core::fmt::Debug for TokenRegistry {
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fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
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let token: Token = (*self).into();
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f.debug_struct("TokenRegistry")
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.field("name", &token.name)
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.field("decimals", &token.decimals)
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.finish()
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}
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}
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