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stylo: Error reporting for unknown media features

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This commit is contained in:
Fernando Jiménez Moreno 2017-09-08 12:48:50 +02:00
parent 54cd23adb8
commit 337a90329c
12 changed files with 206 additions and 109 deletions
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10
components/style/error_reporting.rs
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@ -19,7 +19,7 @@ pub enum ContextualParseError<'a> {
UnsupportedPropertyDeclaration(&'a str, ParseError<'a>),
/// A font face descriptor was not recognized.
UnsupportedFontFaceDescriptor(&'a str, ParseError<'a>),
/// A font feature values descroptor was not recognized.
/// A font feature values descriptor was not recognized.
UnsupportedFontFeatureValuesDescriptor(&'a str, ParseError<'a>),
/// A keyframe rule was not valid.
InvalidKeyframeRule(&'a str, ParseError<'a>),
@ -44,7 +44,9 @@ pub enum ContextualParseError<'a> {
/// A counter style rule had extends with symbols.
InvalidCounterStyleExtendsWithSymbols,
/// A counter style rule had extends with additive-symbols.
InvalidCounterStyleExtendsWithAdditiveSymbols
InvalidCounterStyleExtendsWithAdditiveSymbols,
/// A media rule was invalid for some reason.
InvalidMediaRule(&'a str, ParseError<'a>),
}
impl<'a> fmt::Display for ContextualParseError<'a> {
@ -168,6 +170,10 @@ impl<'a> fmt::Display for ContextualParseError<'a> {
ContextualParseError::InvalidCounterStyleExtendsWithAdditiveSymbols => {
write!(f, "Invalid @counter-style rule: 'system: extends …' with 'additive-symbols'")
}
ContextualParseError::InvalidMediaRule(media_rule, ref err) => {
write!(f, "Invalid media rule: {}, ", media_rule)?;
parse_error_to_str(err, f)
}
}
}
}