Lists and objects

Go	Mock file	Matches
Len(n)	len, length	Text of n bytes, or a list or an object of n items.
Each(m)	each	A list whose items, or an object whose members, all match m.
Some(m)	some	A list with an item that matches m.
Item(i, m)	item	A list whose item at i matches m.
ItemsMatch(items)	itemsmatch	A list holding items in any order, and nothing else.
	hasexactly	A list of as many values as matchers, each matched by a matcher of its own, in any order: [hasExactly, [[equal, "1"], [contains, "2"]]]. In Go, ItemsMatch takes matchers as items.
HasKey(path)	haskey	An object that has the key, or JSON path.