Merge branch '8-reporting-of-error-messages' into 'dev'

Fixed regression (empty lists in Ligodity)

See merge request ligolang/ligo!25

.gitignore

@@ -2,3 +2,4 @@
 /dune-project
 *~
 cache/*
+Version.ml

src/parser/ligodity/Lexer.mll

@@ -104,7 +104,7 @@ let keywords = Token.[
   "and",         None;
   "as",          None;
   "asr",         None;
-  "assert",      None;
+  (*  "assert",      None;*)
   "class",       None;
   "constraint",  None;
   "do",          None;

src/parser/ligodity/Parser.mly

@@ -179,11 +179,18 @@ tuple(item):
 (* Possibly empty semicolon-separated values between brackets *)
 
 list_of(item):
-  lbracket sepseq(item,semi) rbracket {
+  lbracket sep_or_term_list(item,semi) rbracket {
+    let elements, terminator = $2 in {
+      opening    = LBracket $1;
+      elements   = Some elements;
+      terminator;
+      closing    = RBracket $3}
+  }
+| lbracket rbracket {
      {opening    = LBracket $1;
-    elements   = $2;
+      elements   = None;
       terminator = None;
-    closing    = RBracket $3} }
+      closing    = RBracket $2} }
 
 (* Main *)
 

src/parser/ligodity/Version.ml

@@ -1 +0,0 @@
-let version = "UNKNOWN"