Inheritance diagram for com.cliffc.aa.HM.HM4.Lambda2:

Collaboration diagram for com.cliffc.aa.HM.HM4.Lambda2:

Public Member Functions
String	p ()

final String	toString ()

Package Functions
	Lambda2 (String arg0, String arg1, Syntax body)

T2	find ()

T2	hm (Ary< Syntax > work)

void	live (IBitSet visit)

boolean	more_work (Ary< Syntax > work)

final boolean	more_work_impl (Ary< Syntax > work)

final SB	p0 (SB sb, VBitSet dups)

SB	p1 (SB sb)

SB	p2 (SB sb, VBitSet dups)

void	prep_tree (Syntax par, Ary< Syntax > work)

void	prep_tree_impl (Syntax par, T2 t, Ary< Syntax > work)

T2	prep_tree_lookup (String name, Syntax prior)

SB	str (SB sb)

T2	targ0 ()

T2	targ1 ()

Package Attributes
final String	_arg0

final String	_arg1

final Syntax	_body

Syntax	_par

T2	_t

T2	_targ0

T2	_targ1

Detailed Description

Definition at line 189 of file HM4.java.

Constructor & Destructor Documentation

◆ Lambda2()

com.cliffc.aa.HM.HM4.Lambda2.Lambda2	(	String	arg0,
		String	arg1,
		Syntax	body
	)

package

Definition at line 194 of file HM4.java.

194 { _arg0=arg0; _arg1 = arg1; _body=body; _targ0 = T2.tnew(); _targ1 = T2.tnew(); }

References com.cliffc.aa.HM.HM4.Lambda2._arg0, com.cliffc.aa.HM.HM4.Lambda2._arg1, com.cliffc.aa.HM.HM4.Lambda2._body, com.cliffc.aa.HM.HM4.Lambda2._targ0, com.cliffc.aa.HM.HM4.Lambda2._targ1, and com.cliffc.aa.HM.HM4.T2.tnew().

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Member Function Documentation

◆ find()

T2 com.cliffc.aa.HM.HM4.Syntax.find ( )

packageinherited

Definition at line 77 of file HM4.java.

               {                 // U-F find
       T2 t = _t.find();
       return t==_t ? t : (_t=t);
     }

References com.cliffc.aa.HM.HM4.Syntax._t, and com.cliffc.aa.HM.HM4.T2.find().

Referenced by com.cliffc.aa.HM.HM4.hm(), com.cliffc.aa.HM.HM4.Con.hm(), com.cliffc.aa.HM.HM4.Ident.hm(), com.cliffc.aa.HM.HM4.Lambda.hm(), com.cliffc.aa.HM.HM4.Lambda2.hm(), com.cliffc.aa.HM.HM4.Let.hm(), com.cliffc.aa.HM.HM4.Apply.hm(), and com.cliffc.aa.HM.HM4.Syntax.more_work_impl().

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◆ hm()

T2 com.cliffc.aa.HM.HM4.Lambda2.hm ( Ary< Syntax > work )

package

Reimplemented from com.cliffc.aa.HM.HM4.Syntax.

Definition at line 200 of file HM4.java.

                                       {
       // The normal lambda work
       T2 fun = T2.fun(targ0(),targ1(),_body.find());
       // Force forwards progress; an Apply may already have lifted _t to
       // something better than just a plain fun wrapper.
       return find().unify(fun,work);
     }

References com.cliffc.aa.HM.HM4.Lambda2._body, com.cliffc.aa.HM.HM4.Syntax.find(), com.cliffc.aa.HM.HM4.T2.fun(), com.cliffc.aa.HM.HM4.Lambda2.targ0(), com.cliffc.aa.HM.HM4.Lambda2.targ1(), and com.cliffc.aa.HM.HM4.T2.unify().

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◆ live()

void com.cliffc.aa.HM.HM4.Lambda2.live ( IBitSet visit )

package

Reimplemented from com.cliffc.aa.HM.HM4.Syntax.

Definition at line 221 of file HM4.java.

                                        {
       if( _t!=null ) _t.live(visit);
       _targ0.live(visit);
       _targ1.live(visit);
       _body .live(visit);
     }

References com.cliffc.aa.HM.HM4.Lambda2._body, com.cliffc.aa.HM.HM4.Syntax._t, com.cliffc.aa.HM.HM4.Lambda2._targ0, com.cliffc.aa.HM.HM4.Lambda2._targ1, com.cliffc.aa.HM.HM4.Syntax.live(), and com.cliffc.aa.HM.HM4.T2.live().

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◆ more_work()

boolean com.cliffc.aa.HM.HM4.Lambda2.more_work ( Ary< Syntax > work )

package

Reimplemented from com.cliffc.aa.HM.HM4.Syntax.

Definition at line 217 of file HM4.java.

                                                   {
       if( !more_work_impl(work) ) return false;
       return _body.more_work(work);
     }

References com.cliffc.aa.HM.HM4.Lambda2._body, com.cliffc.aa.HM.HM4.Syntax.more_work(), and com.cliffc.aa.HM.HM4.Syntax.more_work_impl().

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◆ more_work_impl()

final boolean com.cliffc.aa.HM.HM4.Syntax.more_work_impl ( Ary< Syntax > work )

packageinherited

Definition at line 91 of file HM4.java.

                                                    {
       if( work.find(this)!=-1 ) return true; // On worklist, so ok
       // Check does not make progress
       int old = T2.CNT;  int olen = work._len;
       boolean more_work;
       try {
         T2 t = find();
         Type con = t._con;
         T2 hm = hm(null);       // Run H-M, with null work, looking for progress
         T2 un = find().unify(hm,null);
         more_work = t!=un || con!=un._con || work._len!=olen; // Something happened?
         assert !more_work;
       } catch( RuntimeException no_unify ) { more_work=true; } // Fail to unify assert is progress
       if( !more_work ) T2.CNT=old;  // Reset if no error; prevents assert from endlessly raising CNT
       return !more_work;
     }

References com.cliffc.aa.HM.HM4.T2._con, com.cliffc.aa.util.Ary< E >._len, com.cliffc.aa.HM.HM4.T2.CNT, com.cliffc.aa.HM.HM4.Syntax.find(), com.cliffc.aa.util.Ary< E >.find(), com.cliffc.aa.HM.HM4.Syntax.hm(), com.cliffc.aa.HM.HM4.Syntax.more_work(), and com.cliffc.aa.HM.HM4.T2.unify().

Referenced by com.cliffc.aa.HM.HM4.Con.more_work(), com.cliffc.aa.HM.HM4.Ident.more_work(), com.cliffc.aa.HM.HM4.Lambda.more_work(), com.cliffc.aa.HM.HM4.Lambda2.more_work(), com.cliffc.aa.HM.HM4.Let.more_work(), and com.cliffc.aa.HM.HM4.Apply.more_work().

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◆ p()

String com.cliffc.aa.HM.HM4.Syntax.p ( )

inherited

Definition at line 111 of file HM4.java.

111 { return p0(new SB(), new VBitSet()).toString(); }

References com.cliffc.aa.HM.HM4.Syntax.p0(), and com.cliffc.aa.util.SB.toString().

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◆ p0()

final SB com.cliffc.aa.HM.HM4.Syntax.p0	(	SB	sb,
		VBitSet	dups
	)

packageinherited

Definition at line 112 of file HM4.java.

                                      {
       _t.get_dups(dups);
       _t.str(p1(sb.i()).p(" "), new VBitSet(),dups).nl();
       return p2(sb.ii(1),dups).di(1);
     }

References com.cliffc.aa.HM.HM4.Syntax._t, com.cliffc.aa.util.SB.di(), com.cliffc.aa.HM.HM4.T2.get_dups(), com.cliffc.aa.util.SB.i(), com.cliffc.aa.util.SB.ii(), com.cliffc.aa.util.SB.nl(), com.cliffc.aa.util.SB.p(), com.cliffc.aa.HM.HM4.Syntax.p1(), com.cliffc.aa.HM.HM4.Syntax.p2(), and com.cliffc.aa.HM.HM4.T2.str().

Referenced by com.cliffc.aa.HM.HM4.Syntax.p(), com.cliffc.aa.HM.HM4.Lambda.p2(), com.cliffc.aa.HM.HM4.Lambda2.p2(), com.cliffc.aa.HM.HM4.Let.p2(), and com.cliffc.aa.HM.HM4.Apply.p2().

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◆ p1()

SB com.cliffc.aa.HM.HM4.Lambda2.p1 ( SB sb )

package

Reimplemented from com.cliffc.aa.HM.HM4.Syntax.

Definition at line 196 of file HM4.java.

196 { return sb.p("{ ").p(_arg0).p(" ").p(_arg1).p(" -> ... } "); }

References com.cliffc.aa.HM.HM4.Lambda2._arg0, com.cliffc.aa.HM.HM4.Lambda2._arg1, and com.cliffc.aa.util.SB.p().

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◆ p2()

SB com.cliffc.aa.HM.HM4.Lambda2.p2	(	SB	sb,
		VBitSet	dups
	)

package

Reimplemented from com.cliffc.aa.HM.HM4.Syntax.

Definition at line 197 of file HM4.java.

197 { return _body.p0(sb,dups); }

References com.cliffc.aa.HM.HM4.Lambda2._body, and com.cliffc.aa.HM.HM4.Syntax.p0().

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◆ prep_tree()

void com.cliffc.aa.HM.HM4.Lambda2.prep_tree	(	Syntax	par,
		Ary< Syntax >	work
	)

package

Reimplemented from com.cliffc.aa.HM.HM4.Syntax.

Definition at line 207 of file HM4.java.

                                                              {
       prep_tree_impl(par,T2.tnew(),work);
       _body.prep_tree(this,work);
     }

References com.cliffc.aa.HM.HM4.Lambda2._body, com.cliffc.aa.HM.HM4.Syntax.prep_tree(), com.cliffc.aa.HM.HM4.Syntax.prep_tree_impl(), and com.cliffc.aa.HM.HM4.T2.tnew().

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◆ prep_tree_impl()

void com.cliffc.aa.HM.HM4.Syntax.prep_tree_impl	(	Syntax	par,
		T2	t,
		Ary< Syntax >	work
	)

packageinherited

Definition at line 86 of file HM4.java.

86 { _par=par; _t=t; work.push(this); }

References com.cliffc.aa.HM.HM4.Syntax._par, com.cliffc.aa.HM.HM4.Syntax._t, and com.cliffc.aa.util.Ary< E >.push().

Referenced by com.cliffc.aa.HM.HM4.Con.prep_tree(), com.cliffc.aa.HM.HM4.Ident.prep_tree(), com.cliffc.aa.HM.HM4.Lambda.prep_tree(), com.cliffc.aa.HM.HM4.Lambda2.prep_tree(), com.cliffc.aa.HM.HM4.Let.prep_tree(), and com.cliffc.aa.HM.HM4.Apply.prep_tree().

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◆ prep_tree_lookup()

T2 com.cliffc.aa.HM.HM4.Lambda2.prep_tree_lookup	(	String	name,
		Syntax	prior
	)

package

Reimplemented from com.cliffc.aa.HM.HM4.Syntax.

Definition at line 212 of file HM4.java.

                                                              {
       if( Util.eq(_arg0,name) ) return _targ0;
       if( Util.eq(_arg1,name) ) return _targ1;
       return null;
     }