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Diffstat (limited to 'thirdparty/preact/src/util.js')
-rw-r--r-- | thirdparty/preact/src/util.js | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/thirdparty/preact/src/util.js b/thirdparty/preact/src/util.js deleted file mode 100644 index d2e63b090..000000000 --- a/thirdparty/preact/src/util.js +++ /dev/null @@ -1,68 +0,0 @@ -/** Copy own-properties from `props` onto `obj`. - * @returns obj - * @private - */ -export function extend(obj, props) { - if (props) { - for (let i in props) obj[i] = props[i]; - } - return obj; -} - - -/** Fast clone. Note: does not filter out non-own properties. - * @see https://esbench.com/bench/56baa34f45df6895002e03b6 - */ -export function clone(obj) { - return extend({}, obj); -} - - -/** Get a deep property value from the given object, expressed in dot-notation. - * @private - */ -export function delve(obj, key) { - for (let p=key.split('.'), i=0; i<p.length && obj; i++) { - obj = obj[p[i]]; - } - return obj; -} - - -/** @private is the given object a Function? */ -export function isFunction(obj) { - return 'function'===typeof obj; -} - - -/** @private is the given object a String? */ -export function isString(obj) { - return 'string'===typeof obj; -} - - -/** Convert a hashmap of CSS classes to a space-delimited className string - * @private - */ -export function hashToClassName(c) { - let str = ''; - for (let prop in c) { - if (c[prop]) { - if (str) str += ' '; - str += prop; - } - } - return str; -} - - -/** Just a memoized String#toLowerCase */ -let lcCache = {}; -export const toLowerCase = s => lcCache[s] || (lcCache[s] = s.toLowerCase()); - - -/** Call a function asynchronously, as soon as possible. - * @param {Function} callback - */ -let resolved = typeof Promise!=='undefined' && Promise.resolve(); -export const defer = resolved ? (f => { resolved.then(f); }) : setTimeout; |