lambda_mountain 1.13.53

Compiler Backend / Programming Language Scaffolding
Documentation
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print := λ(: x Fragment). (: (
   (match x (
      ()
      ( (Fragment( kvs offset xtt ctx )) (tail(
         (print 'Fragment\n_s)
         (print '\tOffset\s=\s_s)(print offset)(print '\n_s)
         (while (non-zero kvs) (match kvs (
            ()
            ( (FKVSeq( rst k v )) (tail(
               (print '\t_s)(print k)(print '\s=\s_s)(print v)(print '\n_s)
               (set kvs rst)
            )))
         )))
      )))
   ))
) Nil);

print := λ(: x FragmentList). (: (
   (match x (
      ()
      ( (FLSeq( rst f )) (tail(
         (print rst)
         (print f)
      )))
      ( _ () )
   ))
) Nil);

fragment::new := λ . (: (tail(
   (let r (Fragment(
      (close FKVEOF)
      0_i64
      TAny
      (close(fragment-context::new()))
   )))
   r
)) Fragment);

fragment::get := λ(: e Fragment)(: k String). (: (tail(
   (let r SNil)
   (match e (
      ()
      ( (Fragment( kvs offset ft ctx )) (
         (while (non-zero kvs) (match kvs (
            ()
            ( (FKVSeq( rst kvs-k kvs-v )) (
               (if (==( k kvs-k )) (tail(
                  (set r kvs-v)
                  (set kvs FKVEOF)
               )) (set kvs rst))
            ))
         )))
      ))
   ))
   r
)) S);

fragment::set := λ(: e Fragment)(: k String)(: v S). (: (tail(
   (let r e)
   (match e (
      ()
      ( (Fragment( kvs offset ft ctx )) (
         (set r (Fragment(
            (close(FKVSeq( (close kvs) k v )))
            offset ft (close ctx)
         )))
      ))
   ))
   r
)) Fragment);

fragment::get-type := λ(: e Fragment) . (: (tail(
   (let tt (maybe-deref(.2( (as e Fragment) ))))
   tt
)) Type);

fragment::set-type := λ(: e Fragment)(: tt Type). (: (tail(
   (let r e)
   (match e (
      ()
      ( (Fragment( e-kvs e-offset e-tt e-ctx )) (
         (set r (Fragment( (close e-kvs) e-offset tt (close e-ctx) )))
      ))
   ))
   r
)) Fragment);

fragment::local-variable := λ(: offset I64)(: tt Type). (: (tail(
   (let r (fragment::new()))
   (set r (fragment::set( r 'expression_s (SAtom(to-string offset)) )))
   (set r (fragment::set( r 'fragment-type_s (SAtom 'LocalVariable_s) )))
   (set r (fragment::set-type( r tt )))
   r
)) Fragment);

fragment::label := λ(: id String). (: (tail(
   (let r (fragment::new()))
   (set r (fragment::set( r 'expression_s (SAtom id) )))
   (set r (fragment::set( r 'fragment-type_s (SAtom 'Label_s) )))
   (set r (fragment::set-type( r (t1 'Label_s) )))
   r
)) Fragment);

fragment::expression := λ(: val String). (: (tail(
   (let r (fragment::new()))
   (set r (fragment::set( r 'expression_s (SAtom val) )))
   r
)) Fragment);

fragment::expression := λ(: val S). (: (tail(
   (let r (fragment::new()))
   (set r (fragment::set( r 'expression_s val )))
   r
)) Fragment);

fragment::get-context := λ(: e Fragment) . (: (tail(
   (let ctx (maybe-deref(.1( (as e Fragment) ))))
   ctx
)) FContext);

fragment::set-context := λ(: e Fragment)(: ctx FContext). (: (tail(
   (let r e)
   (match e (
      ()
      ( (Fragment( e-kvs e-offset e-tt e-ctx )) (
         (set r (Fragment( (close e-kvs) e-offset e-tt (close ctx) )))
      ))
   ))
   r
)) Fragment);

fragment::get-offset := λ(: e Fragment). (: (tail(
   (let offset 0_i64)
   (match e (
      ()
      ( (Fragment( e-kvs e-offset e-tt e-ctx )) (
         (set offset e-offset)
      ))
   ))
   offset
)) I64);

fragment::set-offset := λ(: e Fragment)(: offset I64). (: (tail(
   (let r e)
   (match e (
      ()
      ( (Fragment( e-kvs e-offset e-tt e-ctx )) (
         (set r (Fragment(
            (close e-kvs) offset e-tt (close e-ctx)
         )))
      ))
   ))
   r
)) Fragment);

fragment::unlet := λ(: s S). (: (tail(
   (let return s)
   (match s (
      ()
      ( (SCons( (SAtom 'App_s) (SCons(
           (SCons( (SAtom 'Abs_s) (SCons(
              (SCons( (SAtom 'Var_s) (SAtom _) ))
              SNil
           )) ))
           v
        )) )) (set return SNil) )
      ( (SCons( (SAtom 'App_s) (SCons(
          ls rs
        )) )) (tail(
         (let ls-2 (fragment::unlet( ls )))
         (if (not(is( ls ls-2 ))) (
            (set return (SCons( (close(SAtom 'App_s)) (close(SCons(
               (close ls-2) (close rs)
            ))) )) )
         ) ())
      )))
      ( _ () )
   ))
   return
)) S);

fragment::let := λ(: ctx FContext)(: s S). (: (tail(
   (let return ctx)
   (match s (
      ()
      ( (SCons( (SAtom 'App_s) (SCons(
           (SCons( (SAtom 'Abs_s) (SCons(
              (SCons( (SAtom 'Var_s) (SAtom k) ))
              SNil
           )) ))
           v
        )) )) (tail(
         (set v (fragment::render( return v )))
         (set return (FCtxBind(
            (close return) k TAny (fragment::expression( v ))
         )))
      )))
      ( (SCons( (SAtom 'App_s) (SCons(
          ls rs
        )) )) (
         (set return (fragment::let( return ls )))
      ))
      ( _ () )
   ))
   return
)) FContext);

fragment::render := λ(: ctx FContext)(: s S). (: (tail(
   (let s-2 (fragment::unlet( s )))
   (while (not(is( s s-2 ))) (
      (set ctx (fragment::let( ctx s )))
      (set s s-2)
      (set s-2 (fragment::unlet( s )))
   ) ())
   (let return (fragment::render-impl( ctx s )))
   return
)) S);

fragment::render-impl := λ(: ctx FContext)(: s S). (: (tail(
   (let r SNil)
   (match s (
      ()
      ( SNil () )
      ( (SCons( (SAtom 'Var_s) (SAtom v) )) (tail(
         (print 'Raw\sVariables\sNot\sPermitted\sIn\sFragments:\s_s)
         (print v)(print '\n_s)
         (exit 1_u64)
      )))
      ( (SCons( (SAtom 'Lit_s) (SAtom v) )) (set r (SAtom v)) )
      ( (SCons( (SAtom 'App_s) (SCons( (SCons( (SAtom 'Var_s) (SAtom 'inv_s) )) lc )) )) (tail(
         (let lt (fragment::render-impl( ctx lc )))
         (let li 0_i64)
         (match lt (
            ()
            ( (SAtom lai) (set li (to-i64 lai)) )
            ( _ () )
         ))
         (set r (SAtom(to-string (-( 0_i64 li )) )))
      )))
      ( (SCons( (SAtom 'App_s) (SCons( (SCons( (SAtom 'Var_s) (SAtom 'align_s) )) lc )) )) (tail(
         (let lt (fragment::render-impl( ctx lc )))
         (let li 0_i64)
         (match lt (
            ()
            ( (SAtom lai) (set li (max( (to-i64 lai) 8_i64 ))) )
            ( _ () )
         ))
         (set r (SAtom(to-string li)))
      )))
      ( (SCons( (SAtom 'App_s) (SCons( (SCons( (SAtom 'Var_s) (SAtom '>_s) )) (SCons( (SAtom 'App_s) (SCons( lc rc )) )) )) )) (tail(
         (let lt (fragment::render-impl( ctx lc )))
         (let li 0_i64)
         (match lt (
            ()
            ( (SAtom lai) (set li (to-i64 lai)) )
            ( _ () )
         ))
         (let rt (fragment::render-impl( ctx rc )))
         (let ri 0_i64)
         (match rt (
            ()
            ( (SAtom rai) (set ri (to-i64 rai)) )
            ( _ () )
         ))
         (if (>( li ri )) (
            (set r (SAtom '1_s))
         ) (
            (set r (SAtom '0_s))
         ))
      )))
      ( (SCons( (SAtom 'App_s) (SCons( (SCons( (SAtom 'Var_s) (SAtom 'max_s) )) (SCons( (SAtom 'App_s) (SCons( lc rc )) )) )) )) (tail(
         (let lt (fragment::render-impl( ctx lc )))
         (let li 0_i64)
         (match lt (
            ()
            ( (SAtom lai) (set li (to-i64 lai)) )
            ( _ () )
         ))
         (let rt (fragment::render-impl( ctx rc )))
         (let ri 0_i64)
         (match rt (
            ()
            ( (SAtom rai) (set ri (to-i64 rai)) )
            ( _ () )
         ))
         (set r (SAtom(to-string(max( li ri )))))
      )))
      ( (SCons( (SAtom 'App_s) (SCons( (SCons( (SAtom 'Var_s) (SAtom '+_s) )) (SCons( (SAtom 'App_s) (SCons( lc rc )) )) )) )) (tail(
         (let lt (fragment::render-impl( ctx lc )))
         (let li 0_i64)
         (match lt (
            ()
            ( (SAtom lai) (set li (to-i64 lai)) )
            ( _ () )
         ))
         (let rt (fragment::render-impl( ctx rc )))
         (let ri 0_i64)
         (match rt (
            ()
            ( (SAtom rai) (set ri (to-i64 rai)) )
            ( _ () )
         ))
         (set r (SAtom(to-string(+( li ri )))))
      )))
      ( (SCons( (SAtom 'App_s) (SCons( (SCons( (SAtom 'Var_s) (SAtom '-_s) )) (SCons( (SAtom 'App_s) (SCons( lc rc )) )) )) )) (tail(
         (let lt (fragment::render-impl( ctx lc )))
         (let li 0_i64)
         (match lt (
            ()
            ( (SAtom lai) (set li (to-i64 lai)) )
            ( _ () )
         ))
         (let rt (fragment::render-impl( ctx rc )))
         (let ri 0_i64)
         (match rt (
            ()
            ( (SAtom rai) (set ri (to-i64 rai)) )
            ( _ () )
         ))
         (set r (SAtom(to-string(-( li ri )))))
      )))
      ( (SCons( (SAtom 'App_s) (SCons( (SCons( (SAtom 'Var_s) (SAtom '*_s) )) (SCons( (SAtom 'App_s) (SCons( lc rc )) )) )) )) (tail(
         (let lt (fragment::render-impl( ctx lc )))
         (let li 0_i64)
         (match lt (
            ()
            ( (SAtom lai) (set li (to-i64 lai)) )
            ( _ () )
         ))
         (let rt (fragment::render-impl( ctx rc )))
         (let ri 0_i64)
         (match rt (
            ()
            ( (SAtom rai) (set ri (to-i64 rai)) )
            ( _ () )
         ))
         (set r (SAtom(to-string(*( li ri )))))
      )))
      ( (SCons( (SAtom 'App_s) (SCons( (SCons( (SAtom 'Var_s) (SAtom '/_s) )) (SCons( (SAtom 'App_s) (SCons( lc rc )) )) )) )) (tail(
         (let lt (fragment::render-impl( ctx lc )))
         (let li 0_i64)
         (match lt (
            ()
            ( (SAtom lai) (set li (to-i64 lai)) )
            ( _ () )
         ))
         (let rt (fragment::render-impl( ctx rc )))
         (let ri 0_i64)
         (match rt (
            ()
            ( (SAtom rai) (set ri (to-i64 rai)) )
            ( _ () )
         ))
         (if (>( ri 0_i64 )) (
            (set r (SAtom(to-string(/( li ri )))))
         ) ())
      )))
      ( (SCons( (SAtom 'App_s) (SCons( (SCons( (SAtom 'Var_s) (SAtom '%_s) )) (SCons( (SAtom 'App_s) (SCons( lc rc )) )) )) )) (tail(
         (let lt (fragment::render-impl( ctx lc )))
         (let li 0_i64)
         (match lt (
            ()
            ( (SAtom lai) (set li (to-i64 lai)) )
            ( _ () )
         ))
         (let rt (fragment::render-impl( ctx rc )))
         (let ri 0_i64)
         (match rt (
            ()
            ( (SAtom rai) (set ri (to-i64 rai)) )
            ( _ () )
         ))
         (if (>( ri 0_i64 )) (
            (set r (SAtom(to-string(%( li ri )))))
         ) ())
      )))
      ( (SCons( (SAtom 'App_s) (SCons( (SCons( (SAtom 'Var_s) (SAtom 'range_s) )) (SCons( (SAtom 'App_s) (SCons( lc rc )) )) )) )) (tail(
         (let lt (fragment::render-impl( ctx lc )))
         (let li 0_i64)
         (match lt (
            ()
            ( (SAtom lai) (set li (to-i64 lai)) )
            ( _ () )
         ))
         (let rt (fragment::render-impl( ctx rc )))
         (let ri 0_i64)
         (match rt (
            ()
            ( (SAtom rai) (set ri (to-i64 rai)) )
            ( _ () )
         ))
         (while (<( li ri )) (tail(
            (set ri (-( ri 1_i64 )))
            (set r (SCons( (close(SAtom(to-string ri))) (close r) )))
         )))
      )))
      ( (SCons( (SAtom 'App_s) (SCons(
         (SCons( (SAtom 'App_s) (SCons(
            (SCons( (SAtom 'App_s) (SCons(
               (SCons( (SAtom 'Var_s) (SAtom 'if-eq_s) )) lc
            )) )) rc
         )) )) body
      )) )) (tail(
         (let lt (fragment::render-impl( ctx lc )))
         (let rt (fragment::render-impl( ctx rc )))
         (if (==( lt rt )) (tail(
            (let bodyt (fragment::render-impl( ctx body )))
            (set r bodyt)
         )) ())
      )))
      ( (SCons( (SAtom 'App_s) (SCons(
         (SCons( (SAtom 'App_s) (SCons(
            (SCons( (SAtom 'App_s) (SCons(
               (SCons( (SAtom 'App_s) (SCons(
                  (SCons( (SAtom 'Var_s) (SAtom 'for_s) ))
                  (SCons( (SAtom 'Var_s) (SAtom binding) ))
               )) ))
               (SCons( (SAtom 'Var_s) (SAtom 'in_s) ))
            )) )) iter
         )) )) body
      )) )) (tail(
         (let iter-result (fragment::render-impl( ctx iter )))
         (while (non-zero iter-result) (match iter-result (
            ()
            ( (SCons( (SAtom i) rst )) (tail(
               (let fi (fragment::expression i))
               (let fi-2 (fragment::set( fi 'program_s (SAtom i) )))(set fi fi-2)
               (let inner-ctx (FCtxBind(
                  (close ctx) binding TAny fi
               )))
               (let body-instance (fragment::render( inner-ctx body )))
               (set r (SCons(
                  (close r)
                  (close body-instance)
               )))
               (set iter-result rst)
            )))
         )))
      )))
      ( (SCons( (SAtom 'App_s) (SCons( (SCons( (SAtom 'Var_s) (SAtom op) )) (SCons( (SAtom 'Var_s) (SAtom v) )) )) )) (
         (if (==( (head-string op) 46_u8 )) (tail(
            (let f (fragment-context::lookup( ctx v TAny ASTEOF )))
            (let fe (fragment::get( f (tail-string op) )))
            (if (non-zero fe) () (tail(
               (print 'Referenced\sVariable\sIn\sFragment\sWas\sNull\s_s)
               (print v)(print '\n_s)(exit 1_u64)
            )))
            (set r fe)
         )) (tail(
            (print 'Raw\sVariables\sNot\sPermitted\sIn\sFragments:\s_s)
            (print op)(print '\n_s)
            (exit 1_u64)
         )))
      ))
      ( (SCons( (SAtom 'App_s) (SCons( ls rs )) )) (tail(
         (let lf (fragment::render-impl( ctx ls )))
         (let rf (fragment::render-impl( ctx rs )))
         (set r (SCons( (close lf) (close rf) )))
      )))
      ( u (tail(
         (print 'Fragment\sRender\sUnknown\s_s)(print u)(print '\n_s)(exit 1_u64)
      )))
   ))
   r
)) S);

union := λ(: ctx FContext)(: tctx TContext). (: (tail(
   (let r ctx)
   (while (non-zero tctx) (match tctx (
      ()
      ( TCtxNil (set tctx TCtxEOF) )
      ( (TCtxBind( rst k vt _ )) (tail(
         (let fragment (fragment::expression(to-string vt)))
         (set fragment (fragment::set( fragment 'program_s (SAtom(to-string vt)) )))
         (set r (FCtxBind(
            (close r) k TAny fragment
         )))
         (set tctx rst)
      )))
   )))
   r
)) FContext);

fragment::render := λ(: ctx FContext)(: rhs S)(: prototype Fragment). (: (tail(
   (let return prototype)
   (match rhs (
      ()
      ( (SCons( (SAtom 'App_s) (SCons( (SCons( (SAtom 'Var_s) (SAtom mode) )) prg )) )) (tail(
         (if (!=( (head-string mode) 46_u8 )) (fail 'Invalid\sMode\sIn\sfragment::render_s) ())
         (let s (fragment::render( ctx prg )))
         (set return (fragment::set( return (tail-string mode) s )))
      )))
      ( (SCons( (SAtom 'App_s) (SCons( rst (SCons( (SAtom 'App_s) (SCons( (SCons( (SAtom 'Var_s) (SAtom mode) )) prg )) )) )) )) (tail(
         (if (!=( (head-string mode) 46_u8 )) (fail 'Invalid\sMode\sIn\sfragment::render_s) ())
         (let s (fragment::render( ctx prg )))
         (set return (fragment::set( return (tail-string mode) s )))
         (set return (fragment::render( ctx rst return )))
      )))
      ( SNil () )
      ( prg (tail(
         (print 'Invalid\sRHS\sIn\sfragment::render\s_s)
         (print prg)
         (exit 1_u64)
      )))
   ))
   return
)) Fragment);