The equivalent of wrap_content and match_parent in flutter?

You can do with little Trick:
Suppose you have requirement of :
( Width,Height )

Wrap_content ,Wrap_content :

 //use this as child
 Wrap(
  children: <Widget>[*your_child*])

Match_parent,Match_parent:

 //use this as child
Container(
        height: double.infinity,
    width: double.infinity,child:*your_child*)

Match_parent,Wrap_content :

 //use this as child
Row(
  mainAxisSize: MainAxisSize.max,
  children: <Widget>[*your_child*],
);

Wrap_content ,Match_parent:

 //use this as child
Column(
  mainAxisSize: MainAxisSize.max,
  children: <Widget>[your_child],
);