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-- lambda calculus

%decl lambda.h

%token LPAREN
%token RPAREN
%token ID
%token FUN
%token DOT

%nonassoc SHIFT_THERE
%nonassoc LPAREN RPAREN ID FUN DOT
%nonassoc REDUCE_HERE

%start Expr

/:
enum {
:/


Expr ::= ID %prec SHIFT_THERE ;
/:  Symbol = $rule_number,
:/

Expr ::= LPAREN Expr RPAREN %prec SHIFT_THERE  ;
/:  SubExpression = $rule_number,
:/

Expr ::= Expr Expr %prec REDUCE_HERE ;
/:  Appl = $rule_number,
:/

Expr ::= FUN ID DOT Expr %prec SHIFT_THERE ;
/:  Abstr = $rule_number,
:/

/:};
:/