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style: Split out NonCustomPropertyId::enabled_for_all_content from allowed_in.

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Emilio Cobos Álvarez 2018-02-27 12:46:11 +01:00
parent a7f38f0f32
commit 17257f94b9
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1 changed files with 65 additions and 38 deletions
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103
components/style/properties/properties.mako.rs
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@ -438,45 +438,17 @@ impl NonCustomPropertyId {
MAP[self.0] MAP[self.0]
} }
fn allowed_in(self, context: &ParserContext) -> bool { #[inline]
debug_assert!( fn enabled_for_all_content(self) -> bool {
matches!( ${static_non_custom_property_id_set(
context.rule_type(), "EXPERIMENTAL",
CssRuleType::Keyframe | CssRuleType::Page | CssRuleType::Style lambda p: p.experimental(product)
), )}
"Declarations are only expected inside a keyframe, page, or style rule."
);
<% id_set = static_non_custom_property_id_set %> ${static_non_custom_property_id_set(
"ALWAYS_ENABLED",
${id_set("DISALLOWED_IN_KEYFRAME_BLOCK", lambda p: not p.allowed_in_keyframe_block)} lambda p: (not p.experimental(product)) and p.enabled_in_content()
${id_set("DISALLOWED_IN_PAGE_RULE", lambda p: not p.allowed_in_page_rule)} )}
match context.rule_type() {
CssRuleType::Keyframe if DISALLOWED_IN_KEYFRAME_BLOCK.contains(self) => {
return false;
}
CssRuleType::Page if DISALLOWED_IN_PAGE_RULE.contains(self) => {
return false;
}
_ => {}
}
// The semantics of these are kinda hard to reason about, what follows
// is a description of the different combinations that can happen with
// these three sets.
//
// Experimental properties are generally controlled by prefs, but an
// experimental property explicitly enabled in certain context (UA or
// chrome sheets) is always usable in the context regardless of the
// pref value.
//
// Non-experimental properties are either normal properties which are
// usable everywhere, or internal-only properties which are only usable
// in certain context they are explicitly enabled in.
${id_set("ENABLED_IN_UA_SHEETS", lambda p: p.explicitly_enabled_in_ua_sheets())}
${id_set("ENABLED_IN_CHROME", lambda p: p.explicitly_enabled_in_chrome())}
${id_set("EXPERIMENTAL", lambda p: p.experimental(product))}
${id_set("ALWAYS_ENABLED", lambda p: (not p.experimental(product)) and p.enabled_in_content())}
let passes_pref_check = || { let passes_pref_check = || {
% if product == "servo": % if product == "servo":
@ -508,6 +480,61 @@ impl NonCustomPropertyId {
return true return true
} }
false
}
fn allowed_in(self, context: &ParserContext) -> bool {
debug_assert!(
matches!(
context.rule_type(),
CssRuleType::Keyframe | CssRuleType::Page | CssRuleType::Style
),
"Declarations are only expected inside a keyframe, page, or style rule."
);
${static_non_custom_property_id_set(
"DISALLOWED_IN_KEYFRAME_BLOCK",
lambda p: not p.allowed_in_keyframe_block
)}
${static_non_custom_property_id_set(
"DISALLOWED_IN_PAGE_RULE",
lambda p: not p.allowed_in_page_rule
)}
match context.rule_type() {
CssRuleType::Keyframe if DISALLOWED_IN_KEYFRAME_BLOCK.contains(self) => {
return false;
}
CssRuleType::Page if DISALLOWED_IN_PAGE_RULE.contains(self) => {
return false;
}
_ => {}
}
// The semantics of these are kinda hard to reason about, what follows
// is a description of the different combinations that can happen with
// these three sets.
//
// Experimental properties are generally controlled by prefs, but an
// experimental property explicitly enabled in certain context (UA or
// chrome sheets) is always usable in the context regardless of the
// pref value.
//
// Non-experimental properties are either normal properties which are
// usable everywhere, or internal-only properties which are only usable
// in certain context they are explicitly enabled in.
if self.enabled_for_all_content() {
return true;
}
${static_non_custom_property_id_set(
"ENABLED_IN_UA_SHEETS",
lambda p: p.explicitly_enabled_in_ua_sheets()
)}
${static_non_custom_property_id_set(
"ENABLED_IN_CHROME",
lambda p: p.explicitly_enabled_in_chrome()
)}
if context.stylesheet_origin == Origin::UserAgent && if context.stylesheet_origin == Origin::UserAgent &&
ENABLED_IN_UA_SHEETS.contains(self) ENABLED_IN_UA_SHEETS.contains(self)
{ {