let flexSpec = require('./flex-spec') | |
let Declaration = require('../declaration') | |
class FlexShrink extends Declaration { | |
/** | |
* Return property name by final spec | |
*/ | |
normalize() { | |
return 'flex-shrink' | |
} | |
/** | |
* Return flex property for 2012 spec | |
*/ | |
prefixed(prop, prefix) { | |
let spec | |
;[spec, prefix] = flexSpec(prefix) | |
if (spec === 2012) { | |
return prefix + 'flex-negative' | |
} | |
return super.prefixed(prop, prefix) | |
} | |
/** | |
* Ignore 2009 spec and use flex property for 2012 | |
*/ | |
set(decl, prefix) { | |
let spec | |
;[spec, prefix] = flexSpec(prefix) | |
if (spec === 2012 || spec === 'final') { | |
return super.set(decl, prefix) | |
} | |
return undefined | |
} | |
} | |
FlexShrink.names = ['flex-shrink', 'flex-negative'] | |
module.exports = FlexShrink | |