93 lines
2.6 KiB
Rust
93 lines
2.6 KiB
Rust
// Copyright (c) 2020 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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// Copyright (c) 2020 Astro <astro@spaceboyz.net>
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// Copyright (c) 2020 Maxime “pep” Buquet <pep@bouah.net>
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// Copyright (c) 2020 Xidorn Quan <me@upsuper.org>
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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use std::collections::BTreeMap;
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use std::fmt;
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pub type Prefix = Option<String>;
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pub type Namespace = String;
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#[derive(Clone, Default, PartialEq, Eq)]
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pub struct Prefixes {
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prefixes: BTreeMap<Prefix, Namespace>,
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}
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impl fmt::Debug for Prefixes {
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// TODO: Fix end character
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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write!(f, "Prefixes(")?;
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for (prefix, namespace) in &self.prefixes {
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write!(
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f,
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"xmlns{}={:?} ",
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match prefix {
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None => String::new(),
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Some(prefix) => format!(":{}", prefix),
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},
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namespace
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)?;
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}
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write!(f, ")")
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}
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}
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impl Prefixes {
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pub fn declared_prefixes(&self) -> &BTreeMap<Prefix, Namespace> {
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&self.prefixes
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}
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pub fn get(&self, prefix: &Prefix) -> Option<&Namespace> {
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self.prefixes.get(prefix)
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}
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pub(crate) fn insert<S: Into<Namespace>>(&mut self, prefix: Prefix, namespace: S) {
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self.prefixes.insert(prefix, namespace.into());
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}
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}
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impl From<BTreeMap<Prefix, Namespace>> for Prefixes {
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fn from(prefixes: BTreeMap<Prefix, Namespace>) -> Self {
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Prefixes { prefixes }
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}
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}
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impl From<Option<String>> for Prefixes {
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fn from(namespace: Option<String>) -> Self {
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match namespace {
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None => Self::default(),
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Some(namespace) => Self::from(namespace),
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}
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}
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}
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impl From<Namespace> for Prefixes {
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fn from(namespace: Namespace) -> Self {
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let mut prefixes = BTreeMap::new();
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prefixes.insert(None, namespace);
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Prefixes { prefixes }
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}
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}
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impl From<(Prefix, Namespace)> for Prefixes {
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fn from(prefix_namespace: (Prefix, Namespace)) -> Self {
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let (prefix, namespace) = prefix_namespace;
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let mut prefixes = BTreeMap::new();
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prefixes.insert(prefix, namespace);
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Prefixes { prefixes }
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}
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}
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impl From<(String, String)> for Prefixes {
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fn from(prefix_namespace: (String, String)) -> Self {
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let (prefix, namespace) = prefix_namespace;
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Self::from((Some(prefix), namespace))
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}
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}
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