@antv/x6
Version:
JavaScript diagramming library that uses SVG and HTML for rendering
30 lines (25 loc) • 860 B
text/typescript
const hyphenPattern = /-(.)/g
function camelize(str: string) {
return str.replace(hyphenPattern, (_, char) => char.toUpperCase())
}
const memoized: { [key: string]: string | null } = {}
const prefixes = ['webkit', 'ms', 'moz', 'o']
const testStyle =
typeof document !== 'undefined' ? document.createElement('div').style : {}
function getWithPrefix(name: string) {
for (let i = 0; i < prefixes.length; i += 1) {
const prefixedName = prefixes[i] + name
if (prefixedName in testStyle) {
return prefixedName
}
}
return null
}
export function getVendorPrefixedName(property: string) {
const name = camelize(property)
if (memoized[name] == null) {
const capitalizedName = name.charAt(0).toUpperCase() + name.slice(1)
memoized[name] = name in testStyle ? name : getWithPrefix(capitalizedName)
}
return memoized[name]
}