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CSS parsing error types: flatten nested enums some more

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This commit is contained in:
Simon Sapin 2017-10-09 17:47:19 +02:00
parent 46ea99d54b
commit 1a041084ce
3 changed files with 47 additions and 32 deletions
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44
ports/geckolib/error_reporter.rs
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@ -18,7 +18,7 @@ use style::gecko_bindings::structs::ErrorReporter as GeckoErrorReporter;
use style::gecko_bindings::structs::URLExtraData as RawUrlExtraData;
use style::gecko_bindings::sugar::refptr::RefPtr;
use style::stylesheets::UrlExtraData;
use style_traits::{StyleParseErrorKind, PropertyDeclarationParseErrorKind, ValueParseErrorKind};
use style_traits::{StyleParseErrorKind, PropertyDeclarationParseErrorKind};
pub type ErrorKind<'i> = ParseErrorKind<'i, StyleParseErrorKind<'i>>;
@ -92,7 +92,7 @@ fn extract_error_param<'a>(err: ErrorKind<'a>) -> Option<ErrorString<'a>> {
ParseErrorKind::Custom(
StyleParseErrorKind::PropertyDeclaration(
PropertyDeclarationParseErrorKind::InvalidValue(property, None)
PropertyDeclarationParseErrorKind::OtherInvalidValue(property)
)
) => {
ErrorString::Snippet(property)
@ -124,13 +124,6 @@ fn extract_error_param<'a>(err: ErrorKind<'a>) -> Option<ErrorString<'a>> {
})
}
fn extract_value_error_param<'a>(err: ValueParseErrorKind<'a>) -> ErrorString<'a> {
match err {
ValueParseErrorKind::InvalidColor(t) |
ValueParseErrorKind::InvalidFilter(t) => ErrorString::UnexpectedToken(t),
}
}
struct ErrorParams<'a> {
prefix_param: Option<ErrorString<'a>>,
main_param: Option<ErrorString<'a>>,
@ -142,10 +135,15 @@ fn extract_error_params<'a>(err: ErrorKind<'a>) -> Option<ErrorParams<'a>> {
let (main, prefix) = match err {
ParseErrorKind::Custom(
StyleParseErrorKind::PropertyDeclaration(
PropertyDeclarationParseErrorKind::InvalidValue(property, Some(e))
PropertyDeclarationParseErrorKind::InvalidColor(property, token)
)
) |
ParseErrorKind::Custom(
StyleParseErrorKind::PropertyDeclaration(
PropertyDeclarationParseErrorKind::InvalidFilter(property, token)
)
) => {
(Some(ErrorString::Snippet(property.into())), Some(extract_value_error_param(e)))
(Some(ErrorString::Snippet(property.into())), Some(ErrorString::UnexpectedToken(token)))
}
ParseErrorKind::Custom(
@ -250,17 +248,23 @@ impl<'a> ErrorHelpers<'a> for ContextualParseError<'a> {
}
ContextualParseError::UnsupportedPropertyDeclaration(
_, ParseError { kind: ParseErrorKind::Custom(
StyleParseErrorKind::PropertyDeclaration(
PropertyDeclarationParseErrorKind::InvalidValue(_, ref err)
)
StyleParseErrorKind::PropertyDeclaration(ref err)
), .. }
) => {
let prefix = match *err {
Some(ValueParseErrorKind::InvalidColor(_)) => Some(&b"PEColorNotColor\0"[..]),
Some(ValueParseErrorKind::InvalidFilter(_)) => Some(&b"PEExpectedNoneOrURLOrFilterFunction\0"[..]),
_ => None,
};
return (prefix, b"PEValueParsingError\0", Action::Drop);
match *err {
PropertyDeclarationParseErrorKind::InvalidColor(_, _) => {
return (Some(b"PEColorNotColor\0"),
b"PEValueParsingError\0", Action::Drop)
}
PropertyDeclarationParseErrorKind::InvalidFilter(_, _) => {
return (Some(b"PEExpectedNoneOrURLOrFilterFunction\0"),
b"PEValueParsingError\0", Action::Drop)
}
PropertyDeclarationParseErrorKind::OtherInvalidValue(_) => {
(b"PEValueParsingError\0", Action::Drop)
}
_ => (b"PEUnknownProperty\0", Action::Drop)
}
}
ContextualParseError::UnsupportedPropertyDeclaration(..) =>
(b"PEUnknownProperty\0", Action::Drop),