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Replace catch-all experimental flag with fine-grained boolean preferences initialized from a JSON document.

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This commit is contained in:
Josh Matthews 2015-08-26 12:35:38 -04:00
parent 6431e8da43
commit a3ee9b5dd9
11 changed files with 95 additions and 46 deletions
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16
components/style/properties.mako.rs
View file

@ -51,7 +51,7 @@ class Longhand(object):
self.ident = to_rust_ident(name)
self.camel_case = to_camel_case(self.ident)
self.style_struct = THIS_STYLE_STRUCT
self.experimental = experimental
self.experimental = ("layout.%s.enabled" % name) if experimental else None
self.custom_cascade = custom_cascade
if derived_from is None:
self.derived_from = None
@ -64,7 +64,7 @@ class Shorthand(object):
self.ident = to_rust_ident(name)
self.camel_case = to_camel_case(self.ident)
self.derived_from = None
self.experimental = experimental
self.experimental = ("layout.%s.enabled" % name) if experimental else None
self.sub_properties = [LONGHANDS_BY_NAME[s] for s in sub_properties]
class StyleStruct(object):
@ -450,7 +450,9 @@ pub mod longhands {
% for value in values[:-1]:
"${value}" => {
% if value in experimental_values:
if !::util::opts::experimental_enabled() { return Err(()) }
if !::util::prefs::get_pref("layout.${value}.enabled", false) {
return Err(())
}
% endif
Ok(computed_value::T::${to_rust_ident(value)})
},
@ -458,7 +460,9 @@ pub mod longhands {
% for value in values[-1:]:
"${value}" => {
% if value in experimental_values:
if !::util::opts::experimental_enabled() { return Err(()) }
if !::util::prefs::get_pref("layout.${value}.enabled", false) {
return Err(())
}
% endif
Ok(computed_value::T::${to_rust_ident(value)})
}
@ -5720,7 +5724,7 @@ impl PropertyDeclaration {
% if property.derived_from is None:
"${property.name}" => {
% if property.experimental:
if !::util::opts::experimental_enabled() {
if !::util::prefs::get_pref("${property.experimental}", false) {
return PropertyDeclarationParseResult::ExperimentalProperty
}
% endif
@ -5739,7 +5743,7 @@ impl PropertyDeclaration {
% for shorthand in SHORTHANDS:
"${shorthand.name}" => {
% if shorthand.experimental:
if !::util::opts::experimental_enabled() {
if !::util::prefs::get_pref("${shorthand.experimental}", false) {
return PropertyDeclarationParseResult::ExperimentalProperty
}
% endif

2
components/style/stylesheets.rs
View file

@ -429,7 +429,7 @@ impl<'a, 'b> AtRuleParser for NestedRuleParser<'a, 'b> {
Ok(AtRuleType::WithBlock(AtRulePrelude::FontFace))
},
"viewport" => {
if ::util::opts::experimental_enabled() {
if ::util::prefs::get_pref("layout.viewport.enabled", false) {
Ok(AtRuleType::WithBlock(AtRulePrelude::Viewport))
} else {
Err(())