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1.1 root 1: \label{bare}
2: \twocolumn[Figure \protect\ref{bare}: Syntax of the Bare Language \\ \\]
3: {\samepage
4: \begin{list}{}{\setlength{\listparindent}{0pt}
5: \setlength{\labelwidth}{5em}
6: % \setlength{\parsep}{0pt}
7: \setlength{\labelsep}{0.5em}}
8: \lhs{lab} INT
9: \\ id
10: \lhs{const} INT
11: \\ REAL
12: \\ STRING
13: \lhs{exp} id
14: \\ const
15: \\ \{ lab%
16: \verb"="%
17: exp , \rep{0} , lab%
18: \verb"="%
19: exp \}
20: \\ \res{let} dec \res{in} exp \res{end}
21: \\ exp exp
22: \\ exp : ty
23: \\ \res{fn} match
24: \\ \res{raise} exp
25: \\ exp \res{handle} match
26: \lhs{match} pat \verb"=>" exp $\mid$ \rep{1} $\mid$ pat \verb"=>" exp
27: \lhs{apat} id
28: \\ const
29: \\ \verb"_"
30: \\ ( pat )
31: \\ \{ lab%
32: \verb"="%
33: pat , \rep{0} , lab%
34: \verb"="%
35: pat \}
36: \\ \{ lab%
37: \verb"="%
38: pat , \rep{0} , lab%
39: \verb"="%
40: pat , ... \}
41: \lhs{pat} apat
42: \\ id apat
43: \\ pat : ty
44: \\ id constraint \res{as} pat
45: \lhs{ty} \res{tyvar}
46: \\ \{ lab : ty , \rep{0} , lab : ty \}
47: \\ ( ty )
48: \\ ( ty , \rep{2} , ty ) id
49: \\ ty id
50: \\ id
51: \\ ty \verb"->" ty
52: \lhs{vb} pat \verb"=" exp
53: \\ vb \res{and} \rep{1} \res{and} vb
54: \lhs{constraint} {\it empty}
55: \\ : ty
56: \lhs{rvb} id constraint \verb"=" \res{fn} match
57: \\ rvb \res{and} \rep{1} \res{and} rvb
58: \lhs{tb} tyvars id \verb"=" ty
59: \\ tb \res{and} \rep{1} \res{and} tb
60: \lhs{tyvars} {\it empty}
61: \\ \res{tyvar}
62: \\ ( \res{tyvar} , \rep{2} , \res{tyvar} )
63: \lhs{db} tyvars id \verb"=" constr $\mid$ \rep{1} $\mid$ constr
64: \\ db \res{and} \rep{1} \res{and} db
65: \lhs{constr} id
66: \\ id \res{of} ty
67: \lhs{eb} id
68: \\ id \res{of} ty
69: \\ id \verb"=" id
70: \\ eb \res{and} \rep{1} \res{and} eb
71: \lhs{dec} \res{val} vb
72: \\ \res{val} \res{rec} rvb
73: \\ \res{type} tb
74: \\ \res{datatype} db
75: \\ \res{exception} eb
76: \\ \res{local} dec \res{in} dec \res{end}
77: \\ dec ;
78: \\ dec dec
79:
80: \end{list}
81: }
82: \onecolumn
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