Fix nested closures and related bugs

tests/grammer.kgm

@@ -1,4 +1,6 @@
 # comment
 a = b ;
 b = "c" ;
-b = "c" "d" ;
+b = c "d" ;
+c = "a" | d ;
+d  = "hasreturn" ;

tests/test_badMath.expected_results

@@ -5,3 +5,5 @@ Spam
 We'll find out.
 34
 woo not
+true
+false

tests/test_badMath.krak

@@ -1,4 +1,6 @@
-import io;
+import io:*
+import string:*
+
 fun main(): int {
     io::println("Spam");
     var x: int = 4;
@@ -18,4 +20,6 @@ fun main(): int {
     var boolean = false
     if ( z > 20 && !boolean)
         io::println("woo not")
+    io::println(string("ab")[0] == 'a')
+    io::println('b' == 'a')
 }

tests/test_close_over_members.expected_results

@@ -1,2 +1,5 @@
 4
 7
+129
+222
+129

tests/test_close_over_members.krak

@@ -35,8 +35,21 @@ fun main():int {
     var it: ToClose
     it.testMethod()
     it.testVariable()
-    //var a = 7
-    //mem::safe_recursive_delete(&a, fun(it: int*): set::set<int*> { return set::set(it); } )
+
+    var a = 129
+    var b = 222
+    fun() {
+        fun() {
+            println(a)
+        }()
+    }()
+    var c = fun() {
+        println(b)
+        fun() {
+            println(a)
+        }()
+    }
+    c()
     return 0
 }
 

tests/test_grammer.krak

@@ -3,8 +3,8 @@ import grammer:*
 import string:*
 
 fun main():int {
-    var a = load_grammer(string("../krakenGrammer.kgm"))
-    /*var a = load_grammer(string("grammer.kgm"))*/
+    /*var a = load_grammer(string("../krakenGrammer.kgm"))*/
+    var a = load_grammer(string("grammer.kgm"))
     println(a.to_string())
     return 0
 }

tests/test_lambda_pointer.krak

@@ -1,8 +0,0 @@
-import io:*
-
-fun main():int {
-    var wa: fun():*int
-    var wb: *fun():int
-    var wc: *fun():*int
-    return 0
-}

tests/test_string.expected_results

@@ -9,5 +9,7 @@ a
 now win!
 true
 false
+true
+false
 2
 lines

tests/test_string.krak

@@ -22,6 +22,8 @@ fun main(): int {
     io::println(newWay)
     io::println( string::string("yes") == string::string("yes") )
     io::println( string::string("no") == string::string("yes") )
+    io::println( string::string("yes") == "yes")
+    io::println( string::string("no") == "yes")
     string::string("2\nlines").lines().for_each(fun(i: string::string) io::println(i);)
     return 0;
 }