Fix peg help

extra/peg/parsers/parsers-docs.factor

@@ -173,7 +173,7 @@ HELP: range-pattern
 "of characters separated with a dash (-) represents the "
 "range of characters from the first to the second, inclusive."
 { $examples
-    { $example "USING: peg peg.parsers prettyprint ;" "\"a\" \"_a-zA-Z\" range-pattern parse parse-result-ast 1string ." "\"a\"" } 
-    { $example "USING: peg peg.parsers prettyprint ;" "\"0\" \"^0-9\" range-pattern parse ." "f" } 
+    { $example "USING: peg peg.parsers prettyprint strings ;" "\"a\" \"_a-zA-Z\" range-pattern parse parse-result-ast 1string ." "\"a\"" } 
+    { $example "USING: peg peg.parsers prettyprint ;\n\"0\" \"^0-9\" range-pattern parse ." "f" } 
 }
 }  ;

extra/peg/peg-docs.factor

@@ -104,8 +104,8 @@ HELP: semantic
     "Returns a parser that succeeds if the 'p1' parser succeeds and the quotation called with "
     "the AST produced by 'p1' on the stack returns true." }
 { $examples 
-  { $example "\"A\" [ drop t ] satisfy [ 66 > ] semantic parse" "f" } 
-  { $example "\"C\" [ drop t ] satisfy [ 66 > ] semantic parse parse-result-ast " "67" } 
+  { $example "USING: kernel math peg prettyprint ;" "\"A\" [ drop t ] satisfy [ 66 > ] semantic parse ." "f" } 
+  { $example "USING: kernel math peg prettyprint ;" "\"C\" [ drop t ] satisfy [ 66 > ] semantic parse parse-result-ast ." "67" } 
 } ;
 
 HELP: ensure

extra/peg/peg.factor

@@ -241,7 +241,7 @@ GENERIC: (compile) ( parser -- quot )
 : compiled-parse ( state word -- result )
   swap [ execute ] with-packrat ; inline 
 
-: parse ( state parser -- result )
+: parse ( input parser -- result )
   dup word? [ compile ] unless compiled-parse ;
 
 <PRIVATE