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docs and minor tweaking...

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Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
This commit is contained in:
Alex A. Naanou 2019-05-02 00:29:09 +03:00
parent d64b658e52
commit c647547433
1 changed files with 57 additions and 14 deletions
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71
ui (gen4)/lib/widget/browse2.js
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@ -910,21 +910,62 @@ var BaseBrowserPrototype = {
// XXX EXPERIMENTAL...
//
// .search(index[, options])
// .search(path[, options])
// .search(func[, options])
// .search(regexp[, options])
// -> item
// -> undefined
// Get list of matching elements...
// NOTE: this is similar to .filter(..)
// .search(test[, options])
// -> items
//
// Map func to list of matching elements and return results...
// NOTE: this is similar to .filter(..).map(func)
// .search(test, func[, options])
// -> items
//
//
// test can be:
// predicate(..) - function returning true or false
// index - element index
// NOTE: index can be positive or negative to
// access items from the end.
// path - array of path elements or '*' (matches any element)
// regexp - regexp object to test item path
// query - object to test against the element
//
//
// predicate(elem, i, path)
// -> bool
//
//
// query format:
// {
// // match if <attr-name> exists...
// <attr-name>: true,
//
// // match if <attr-name> does not exist...
// <attr-name>: false,
//
// // match if <attr-name> equals value...
// <attr-name>: <value>,
//
// // match if func(<attr-value>) return true...
// <attr-name>: <func>,
//
// ...
// }
//
//
// XXX can this replace .get(..)
// XXX do we actually need to stop this as soon as we find something,
// i.e. options.firstOnly???
search: function(pattern, options){
search: function(pattern, func, options){
var that = this
// parse args...
var args = [...arguments]
pattern = args.shift()
func = (args[0] instanceof Function
|| args[0] === undefined) ?
args.shift()
: undefined
options = args[args.length-1] || {}
options = !(typeof(options) == typeof(123)
|| options instanceof Array) ?
@ -945,7 +986,7 @@ var BaseBrowserPrototype = {
}
// normalize/build the test predicate...
var func = (
var test = (
// predicate...
pattern instanceof Function ?
pattern
@ -1002,12 +1043,14 @@ var BaseBrowserPrototype = {
function(i, path, elem, doNested){
// match...
// XXX should this use that???
if(elem && func.call(this, elem, i, path)){
return [[
elem,
i,
path,
]]
if(elem && test.call(this, elem, i, path)){
return func ?
[func.call(this, elem, i, path)]
: [[
elem,
i,
path,
]]
}
return []
},