X-Git-Url: http://git.megacz.com/?p=sbp.git;a=blobdiff_plain;f=tests%2Fregression.tc;h=cdad8315c69aec0b073e782755d30ae295679df6;hp=394847fecfa13059fd8ed9f3df85e98ff73ada3b;hb=225993309e6183afa9a88fc13d39df56be54b992;hpb=86e7e1298601b60df964e3c0a71f3fe3cca230b8

diff --git a/tests/regression.tc b/tests/regression.tc
index 394847f..cdad831 100644
--- a/tests/regression.tc
+++ b/tests/regression.tc
@@ -2,8 +2,8 @@
 //    input  "x";
 //    output "a1:{x}";
 //
-//    s   = a        => a1
-//    a   = s        => s1
+//    s   = a1:: a
+//    a   = s1:: s
 //    a   = ^"x"
 //}
 //
@@ -14,18 +14,34 @@
 //    output "s2:{s0 x}";
 //
 //
-//    s   = s s      => s2
+//    s   = s2:: s s
 //    s   = ^"x"
-//    s   = ()       => s0
+//    s   = s0:: ()
 //}
 
 testcase {
+    input "aaaaa";
+    s = A
+    A = "a" s &~ "a" A
+      | "a" A &~ "a" S
+}
+
+testcase {
+    input  "a";
+    output "yes:{}";
+    s = A
+    A = "a" s &~ "a" A
+      | "a" A &~ "a" S
+      | ()
+}
+
+testcase {
     input "ab c";
     output "1:{{a b} {c}}";
 
     s     = ids
-    ids   = id (" " ids &~ id ~[]*) => "1"
-          | id (    ids &~ id ~[]*) => "2"
+    ids   = "1":: id (" " ids &~ id ~[]*)
+          | "2":: id (    ids &~ id ~[]*)
           | id
     id    = [a-z]++
 }
@@ -37,8 +53,8 @@ testcase {
     output "1:{{a b} {c}}";
 
     s     = ids
-    ids   = id " " ids => "1"
-          | id     ids => "2"
+    ids   = "1":: id " " ids
+          | "2":: id     ids
           | id
     id    = [a-z]+
 }
@@ -48,8 +64,8 @@ testcase {
     output "ab";
 
     s     = ab & dc
-    ab    = a b       => ab
-    dc    = d c       => dc
+    ab    = ab:: a b
+    dc    = dc:: d c
     a     = "a" a     | ()
     b     = "b" b "c" | ()
     c     = "c" c     | ()
@@ -60,8 +76,8 @@ testcase {
     input "aaabbbbccc";
 
     s     = ab & dc
-    ab    = a b       => ab
-    dc    = d c       => dc
+    ab    = ab:: a b
+    dc    = dc:: d c
     a     = "a" a     | ()
     b     = "b" b "c" | ()
     c     = "c" c     | ()
@@ -73,8 +89,8 @@ testcase {
     output "xbx:{{a} abab:{a b} {b}}";
 
     x     = ~[]
-    s     = x* b x* => xbx
-    b     = [ab][ab] => abab
+    s     = xbx:: x* b x*
+    b     = abab:: [ab][ab]
          &~ ( "aa" | "bb" )
 }
 
@@ -84,9 +100,9 @@ testcase {
     //output "a:{{2 1 2 1}}";
     //output "c:{{c:{1 1} c:{1 1}}}";
 
-    s   = ab => "ab"
-        | ac => "ac"
-        | bc => "bc"
+    s   = ab:: ab
+        | ac:: ac
+        | bc:: bc
         //| a  =>  "a"
         //| b  =>  "b"
         //| c  =>  "c"
@@ -94,8 +110,8 @@ testcase {
     ac   = a & c
     bc   = b & c
     a   = ("1" x)*
-    b   = (x "2" => "b")*
-    c   = (x "2" x "1" => "c")*
+    b   = ("b":: x "2")*
+    c   = ("c":: x "2" x "1")*
     x   = [123]
 }
 
@@ -106,19 +122,19 @@ testcase {
     s   = "q" z
     z   = a z ^"bam"
     z   = ^"x"
-    a   = ()       => "a"
+    a   = a:: ()
 }
 
 testcase {
     input  "baaaa";
     output "s2:{b0 a:{a:{epsilon}}}";
     output "b:{a:{a:{epsilon}} epsilon}";
-    s   = b t        => "s2"
+    s   = s2:: b t
         | ^"b" t b
     t   = ^"a" t "a"
-        | ()         => "epsilon"
-    b   = "b"        => "b0"
-        | ()         => "epsilon"
+        | epsilon:: ()
+    b   = b0:: "b"
+        | epsilon:: ()
 }
 
 testcase {
@@ -127,18 +143,18 @@ testcase {
 
     s   = ^"q" x "q"
     x   = ^"a" a
-    x   = ()        => "epsilon"
-    a   = x         => "s1"
+    x   = epsilon:: ()
+    a   = s1:: x
 }
 
 testcase {
     input "baa";
     output "s1:{a2:{a2:{a0 b0} b0}}";
 
-    s   = "b" a     => "s1"
-    a   = "a" a b   => "a2"
-        | ()        => "a0"
-    b   = ()        => "b0"
+    s   = s1:: "b" a
+    a   = a2:: "a" a b
+        | a0:: ()
+    b   = b0:: ()
 }
 
 testcase {
@@ -155,38 +171,38 @@ testcase {
     output "s3:{epsilon a0 epsilon a0}";
     output "s3:{epsilon a0 a0 epsilon}";
 
-    s   = "a" s a a a => "s3"
-        | ()          => "epsilon"
-    a   = "a"         => "a0"
-        | ()          => "epsilon"
+    s   = s3:: "a" s a a a
+        | epsilon:: ()
+    a   = a0:: "a"
+        | epsilon:: ()
 }
 
 testcase {
     input "aa";
     output "poo:{poo:{poox poox} poox}";
     output "poo:{poox poo:{poox poox}}";
-    s   = s s "a"  => "poo"
-        | ()       => "poox"
+    s   = poo::  s s "a"
+        | poox:: ()
 }
 
 testcase {
     input "baa";
     output "s:{aa:{aa:{a b} b}}";
-    s   = "b" a      => "s"
-    a   = "a" a b    => "aa"
-    a   = ()         => "a"
-    b   = ()         => "b"
+    s   = s:: "b" a
+    a   = aa:: "a" a b
+    a   = a:: ()
+    b   = b:: ()
 }
 
 testcase {
     input "aaab";
     output "sx:{b aa:{aa:{b b} b}}";
-    s   = b d "a" "b"  => "sx"
-    s   = "a" d "a" d  => "sy"
-    d   = "a" a b      => "aa"
-    a   = "a" b b      => "aa"
-    a   = ()           => "a"
-    b   = ()           => "b"
+    s   = sx:: b d "a" "b"
+    s   = sy:: "a" d "a" d
+    d   = aa:: "a" a b
+    a   = aa:: "a" b b
+    a   = a::  ()
+    b   = b::  ()
 }
 
 testcase {
@@ -210,15 +226,15 @@ testcase {
     output "minus:{plus:{stringify:{{a}} stringify:{{b}}} times:{stringify:{{d}} stringify:{{c}}}}";
     w    = " "
     l    = id
-    s    = l "=" q  => "assign"
+    s    = assign:: l "=" q
          | q
     q    = id
-         | l "=" q       => "assign"
-         | q "-" q       => "minus"
-         | q "+" q       => "plus"
-         | q "*" q       => "times"
+         | assign:: l "=" q
+         | minus:: q "-" q
+         | plus:: q "+" q
+         | times:: q "*" q
          | "(" q ")"
-    id     = idl++       => "stringify"
+    id     = stringify:: idl++
     idl    = [a-d]
 }
 
@@ -244,15 +260,15 @@ testcase {
     output "plus:{stringify:{{a}} times:{stringify:{{b}} stringify:{{c}}}}";
     w    = " "
     l    = id
-    s    = l "=" r  => "assign"
+    s    = assign:: l "=" r
          | r
     r    = l
-         | l "=" r       => "assign"
-         | r "+" r       => "plus"
-         > r "*" r       => "times"
+         | assign:: l "=" r
+         | plus:: r "+" r
+         > times:: r "*" r
          | "(" r ")"
-         | r r           => "times"
-    id     = idl++       => "stringify"
+         | times:: r r
+    id     = stringify:: idl++
     idl    = [a-d]
 }
 
@@ -262,75 +278,75 @@ testcase {
 
   s    = q */ ws
   ws   = " "*
-  q    = [a-z]++ => "q"
+  q    = q:: [a-z]++
+}
+
+testcase {
+
+    input "
+
+
+
+ while x>0
+    while y>0
+       foo()
+          bar()
+
+
+ while x>0
+    while y>0
+          foo()
+        bar()
+
+
+
+";
+  output "smt:{while:{>:{{x} {0}} while:{>:{{y} {0}} sbb:{{f o o} {b a r}}}} while:{>:{{x} {0}} sbb:{while:{>:{{y} {0}} {f o o}} {b a r}}}}";
+
+indent    = ww
+outdent   = " "  outdent " "
+          | " "  (~[]*)  "\n"
+
+w          = " " | "\n" | "\r"
+ws         = w*
+ww         = sp*
+sp         = " "
+any        = ~[]*
+
+s          = smt:: !ws statement !ws statement !ws
+
+block       =        !"\n" !indent  blockBody
+           &~        !"\n" (" " !outdent " ") !(~[\ ]) !(~[]*)
+
+blockBody   =       statement
+            > sbb:: statement ws blockBody
+
+statement   = call
+            | ^"while" expr block /ws
+
+expr        = ident
+            | call
+            | expr ^">" expr   /ws
+            | num
+
+call        = expr "()"        /ws
+
+num         = [0-9]++
+
+ident       = [a-z]++ &~ keyword
+keyword     = "if" | "then" | "else" | "while"
+
+
+
 }
 
-//testcase {
-//
-//    input "
-//
-//
-//
-// while x>0
-//    while y>0
-//       foo()
-//          bar()
-//
-//
-// while x>0
-//    while y>0
-//          foo()
-//        bar()
-//
-//
-//
-//";
-//  output "smt:{while:{>:{{x} {0}} while:{>:{{y} {0}} sbb:{{f o o} {b a r}}}} while:{>:{{x} {0}} sbb:{while:{>:{{y} {0}} {f o o}} {b a r}}}}";
-//
-//indent  !  = ww
-//outdent !  = " "  outdent " "
-//           | " "  (~[]*)  "\n"
-//
-//w        !  = " " | "\n" | "\r"
-//ws       !  = w*
-//ww       !  = sp*
-//sp       !  = " "
-//any      !  = ~[]*
-//
-//s           = ws statement ws statement ws => smt
-//
-//block       = "\n" indent  blockBody
-//           &~ "\n" outdent ~[\ ] ~[]*
-//
-//blockBody   = statement
-//            > statement ws blockBody => "sbb"
-//
-//statement   = call
-//            | ^"while" expr block /ws
-//
-//expr        = ident
-//            | call
-//            | expr ^">" expr   /ws
-//            | num
-//
-//call        = expr "()"        /ws
-//
-//num         = [0-9]++
-//
-//ident       = [a-z]++ &~ keyword
-//keyword     = "if" | "then" | "else" | "while"
-//
-//
-//
-//}
-//
 
 
 testcase {
     input "abc                         ";
 
-    s     = q " "* => s
-    q     = [a-z] [a-z] [a-z] => a3
+    s     = s2:: q " "*
+    q     = a3:: [a-z] [a-z] [a-z]
          &~ ~[] "b" ~[]*
 }
 
@@ -338,17 +354,37 @@ testcase {
     input "abc                         ";
     output "s:{a b c}";
 
-    s     = [a-z] [a-z] [a-z] " "* => s
+    s     = s:: [a-z] [a-z] [a-z] " "*
 }
 
 testcase {
 
     input "a+2";
-    output "";
+    output "Plus:{left:{Foo} right:{{2}}}";
 
     s       = Expr
     Expr    = [0-9]++
-            | Plus:: left:Expra "+" right:Expr
+            | Plus:: (left::Expra) "+" (right::Expr)
     Expra   = Foo:: ("a" | "b")
 
 }
+
+testcase {
+    input "aaaaa";
+    output "top:{a q:{{a a a}} a}";
+    s = top:: z (q::"a"*) z
+    z = a:: "a"
+}
+
+testcase {
+    input  "if (x) if (y) z else q";
+    output "if:{ident:{{x}} else:{if:{ident:{{y}} then:{ident:{{z}}}} ident:{{q}}}}";
+
+    s      = Expr
+    Expr   = if::     "if" "(" Expr ")" IfBody     /ws
+           | ident::  [a-z]++
+    IfBody = else::   Expr            "else"  Expr /ws
+           | then::   Expr &~   (~[]* "else" !Expr /ws)
+    ws     = [ ]**
+}
+