author | wenzelm |
Mon, 28 Jan 2008 22:27:23 +0100 | |
changeset 26002 | 469ee728a5d7 |
parent 23937 | 66e1f24d655d |
child 27342 | 3945da15d410 |
permissions | -rw-r--r-- |
9138
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
1 |
(* Title: Pure/Isar/antiquote.ML |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
2 |
ID: $Id$ |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
3 |
Author: Markus Wenzel, TU Muenchen |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
4 |
|
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
5 |
Text with antiquotations of inner items (terms, types etc.). |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
6 |
*) |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
7 |
|
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
8 |
signature ANTIQUOTE = |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
9 |
sig |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
10 |
datatype antiquote = Text of string | Antiq of string * Position.T |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
11 |
val is_antiq: antiquote -> bool |
22114 | 12 |
val scan_antiquotes: string * Position.T -> antiquote list |
13 |
val scan_arguments: Scan.lexicon -> (OuterLex.token list -> 'a * OuterLex.token list) -> |
|
14 |
string * Position.T -> 'a |
|
9138
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
15 |
end; |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
16 |
|
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
17 |
structure Antiquote: ANTIQUOTE = |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
18 |
struct |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
19 |
|
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
20 |
(* datatype antiquote *) |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
21 |
|
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
22 |
datatype antiquote = |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
23 |
Text of string | |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
24 |
Antiq of string * Position.T; |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
25 |
|
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
26 |
fun is_antiq (Text _) = false |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
27 |
| is_antiq (Antiq _) = true; |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
28 |
|
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
29 |
|
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
30 |
(* scan_antiquote *) |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
31 |
|
22114 | 32 |
structure T = OuterLex; |
9138
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
33 |
|
22114 | 34 |
local |
9138
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
35 |
|
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
36 |
val scan_txt = |
26002
469ee728a5d7
T.count/counted: improved position handling for token syntax;
wenzelm
parents:
23937
diff
changeset
|
37 |
T.count ($$ "@" --| Scan.ahead (~$$ "{")) || |
469ee728a5d7
T.count/counted: improved position handling for token syntax;
wenzelm
parents:
23937
diff
changeset
|
38 |
T.count (Scan.one (fn s => s <> "@" andalso Symbol.is_regular s)); |
9138
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
39 |
|
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
40 |
fun escape "\\" = "\\\\" |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
41 |
| escape "\"" = "\\\"" |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
42 |
| escape s = s; |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
43 |
|
14598
7009f59711e3
Replaced quote by Library.quote, since quote now refers to Symbol.quote
berghofe
parents:
12881
diff
changeset
|
44 |
val quote_escape = Library.quote o implode o map escape o Symbol.explode; |
9138
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
45 |
|
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
46 |
val scan_ant = |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
47 |
T.scan_string >> quote_escape || |
26002
469ee728a5d7
T.count/counted: improved position handling for token syntax;
wenzelm
parents:
23937
diff
changeset
|
48 |
T.count (Scan.one (fn s => s <> "}" andalso Symbol.is_regular s)); |
9138
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
49 |
|
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
50 |
val scan_antiq = |
26002
469ee728a5d7
T.count/counted: improved position handling for token syntax;
wenzelm
parents:
23937
diff
changeset
|
51 |
T.count ($$ "@") |-- T.count ($$ "{") |-- |
9138
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
52 |
T.!!! "missing closing brace of antiquotation" |
26002
469ee728a5d7
T.count/counted: improved position handling for token syntax;
wenzelm
parents:
23937
diff
changeset
|
53 |
(Scan.repeat scan_ant >> implode) --| T.count ($$ "}"); |
9138
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
54 |
|
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
55 |
in |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
56 |
|
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
57 |
fun scan_antiquote (pos, ss) = (pos, ss) |> |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
58 |
(Scan.repeat1 scan_txt >> (Text o implode) || |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
59 |
scan_antiq >> (fn s => Antiq (s, pos))); |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
60 |
|
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
61 |
end; |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
62 |
|
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
63 |
|
22114 | 64 |
(* scan_antiquotes *) |
9138
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
65 |
|
22114 | 66 |
fun scan_antiquotes (s, pos) = |
9138
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
67 |
(case Scan.error (Scan.finite' Symbol.stopper (Scan.repeat scan_antiquote)) |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
68 |
(pos, Symbol.explode s) of |
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
69 |
(xs, (_, [])) => xs |
22114 | 70 |
| (_, (pos', ss)) => error ("Malformed quotation/antiquotation source at: " ^ |
14729 | 71 |
quote (Symbol.beginning 10 ss) ^ Position.str_of pos')); |
9138
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
72 |
|
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
73 |
|
22114 | 74 |
(* scan_arguments *) |
75 |
||
76 |
fun scan_arguments lex antiq (s, pos) = |
|
77 |
let |
|
78 |
fun err msg = cat_error msg |
|
79 |
("Malformed antiquotation: " ^ quote ("@{" ^ s ^ "}") ^ Position.str_of pos); |
|
80 |
||
81 |
val res = |
|
82 |
Source.of_string s |
|
83 |
|> Symbol.source false |
|
23677 | 84 |
|> T.source NONE (K (lex, Scan.empty_lexicon)) pos |
22114 | 85 |
|> T.source_proper |
86 |
|> Source.source T.stopper (Scan.error (Scan.bulk antiq)) NONE |
|
87 |
|> Source.exhaust; |
|
88 |
in (case res of [x] => x | _ => err "") handle ERROR msg => err msg end; |
|
89 |
||
9138
6a4fae41a75f
Text with antiquotations of inner items (terms, types etc.).
wenzelm
parents:
diff
changeset
|
90 |
end; |