diff options
| -rw-r--r-- | doc/mylang.ebnf | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/doc/mylang.ebnf b/doc/mylang.ebnf index a082007..6945557 100644 --- a/doc/mylang.ebnf +++ b/doc/mylang.ebnf @@ -19,15 +19,16 @@ factor = "(" bool ")" | ident | integer | "true" | "false". ident_list = ident { "," ident }. expression_list = expression { "," expression }. +function_list = function { [ nl ] function }. +statement_list = statement { nl statement }. -program = function { [ nl ] function }. -function = "fun" ident "[" [ ident_list ] "]" [ nl ] statements [ nl ] "end". - +function = "fun" ident "[" [ ident_list ] "]" [ nl ] statement_list [ nl ] "end". statement = [ if_statement | while_statement | assign_statement | function_call | return_statement ]. -statements = statement { nl statement }. -if_statement = "if" expression [ nl ] statements [ nl ] [ "else" statements [ nl ] ] "end". -while_statement = "while" expression [ nl ] statements [ nl ] "end". +if_statement = "if" expression [ nl ] statement_list [ nl ] [ "else" statement_list [ nl ] ] "end". +while_statement = "while" expression [ nl ] statement_list [ nl ] "end". return_statement = "@" expression. assign_statement = ident "=" expression. function_call = ident "[" [ expression_list ] "]". + +program = function_list. |