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components/script/dom/bindings/xmlname.rs
46 строк
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minghuaw
script: Update name validation for attribute, element, and doctype (#37747)
11 июл 2025, 05:45
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11 июл 2025, 05:45
5b507dc
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/* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at https://mozilla.org/MPL/2.0/. */ //! Functions for validating and extracting qualified XML names. /// Check if an element name is valid. See <http://www.w3.org/TR/xml/#NT-Name> /// for details. pub(crate) fn is_valid_start(c: char) -> bool { matches!(c, ':' | 'A'..='Z' | '_' | 'a'..='z' | '\u{C0}'..='\u{D6}' | '\u{D8}'..='\u{F6}' | '\u{F8}'..='\u{2FF}' | '\u{370}'..='\u{37D}' | '\u{37F}'..='\u{1FFF}' | '\u{200C}'..='\u{200D}' | '\u{2070}'..='\u{218F}' | '\u{2C00}'..='\u{2FEF}' | '\u{3001}'..='\u{D7FF}' | '\u{F900}'..='\u{FDCF}' | '\u{FDF0}'..='\u{FFFD}' | '\u{10000}'..='\u{EFFFF}') } pub(crate) fn is_valid_continuation(c: char) -> bool { is_valid_start(c) || matches!(c, '-' | '.' | '0'..='9' | '\u{B7}' | '\u{300}'..='\u{36F}' | '\u{203F}'..='\u{2040}') } pub(crate) fn matches_name_production(name: &str) -> bool { let mut iter = name.chars(); if iter.next().is_none_or(|c| !is_valid_start(c)) { return false; } iter.all(is_valid_continuation) }