author | wenzelm |
Wed, 10 Dec 2014 13:45:44 +0100 | |
changeset 59125 | ee19c92ae8b4 |
parent 59123 | e68e44836d04 |
child 59701 | 8ab877c91992 |
permissions | -rw-r--r-- |
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(* Title: Pure/Isar/keyword.ML |
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Author: Makarius |
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|
58900 | 4 |
Isar keyword classification. |
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*) |
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|
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signature KEYWORD = |
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sig |
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val diag: string |
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val document_heading: string |
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val document_body: string |
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val document_raw: string |
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val thy_begin: string |
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val thy_end: string |
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val thy_decl: string |
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val thy_decl_block: string |
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val thy_load: string |
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val thy_goal: string |
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val qed: string |
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val qed_script: string |
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val qed_block: string |
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val qed_global: string |
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val prf_goal: string |
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val prf_block: string |
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val prf_open: string |
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val prf_close: string |
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val prf_chain: string |
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val prf_decl: string |
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val prf_asm: string |
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val prf_asm_goal: string |
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val prf_asm_goal_script: string |
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val prf_script: string |
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type spec = (string * string list) * string list |
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type keywords |
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val minor_keywords: keywords -> Scan.lexicon |
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val major_keywords: keywords -> Scan.lexicon |
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val no_command_keywords: keywords -> keywords |
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val empty_keywords: keywords |
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val merge_keywords: keywords * keywords -> keywords |
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val add_keywords: (string * spec option) list -> keywords -> keywords |
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val is_keyword: keywords -> string -> bool |
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val is_command: keywords -> string -> bool |
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val is_literal: keywords -> string -> bool |
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val command_kind: keywords -> string -> string option |
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val command_files: keywords -> string -> Path.T -> Path.T list |
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val command_tags: keywords -> string -> string list |
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val is_vacuous: keywords -> string -> bool |
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val is_diag: keywords -> string -> bool |
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val is_document_heading: keywords -> string -> bool |
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val is_document_body: keywords -> string -> bool |
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val is_document_raw: keywords -> string -> bool |
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val is_document: keywords -> string -> bool |
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val is_theory_begin: keywords -> string -> bool |
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val is_theory_end: keywords -> string -> bool |
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val is_theory_load: keywords -> string -> bool |
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val is_theory: keywords -> string -> bool |
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val is_theory_body: keywords -> string -> bool |
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val is_proof: keywords -> string -> bool |
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val is_proof_body: keywords -> string -> bool |
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val is_theory_goal: keywords -> string -> bool |
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val is_proof_goal: keywords -> string -> bool |
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val is_qed: keywords -> string -> bool |
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val is_qed_global: keywords -> string -> bool |
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val is_proof_asm: keywords -> string -> bool |
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val is_improper: keywords -> string -> bool |
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val is_printed: keywords -> string -> bool |
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end; |
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|
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structure Keyword: KEYWORD = |
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struct |
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(** keyword classification **) |
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|
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(* kinds *) |
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||
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val diag = "diag"; |
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val document_heading = "document_heading"; |
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val document_body = "document_body"; |
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val document_raw = "document_raw"; |
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val thy_begin = "thy_begin"; |
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val thy_end = "thy_end"; |
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val thy_decl = "thy_decl"; |
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val thy_decl_block = "thy_decl_block"; |
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val thy_load = "thy_load"; |
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val thy_goal = "thy_goal"; |
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val qed = "qed"; |
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val qed_script = "qed_script"; |
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val qed_block = "qed_block"; |
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val qed_global = "qed_global"; |
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val prf_goal = "prf_goal"; |
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val prf_block = "prf_block"; |
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val prf_open = "prf_open"; |
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val prf_close = "prf_close"; |
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val prf_chain = "prf_chain"; |
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val prf_decl = "prf_decl"; |
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val prf_asm = "prf_asm"; |
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val prf_asm_goal = "prf_asm_goal"; |
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val prf_asm_goal_script = "prf_asm_goal_script"; |
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val prf_script = "prf_script"; |
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|
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val kinds = |
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[diag, document_heading, document_body, document_raw, thy_begin, thy_end, thy_load, thy_decl, |
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thy_decl_block, thy_goal, qed, qed_script, qed_block, qed_global, prf_goal, prf_block, prf_open, |
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prf_close, prf_chain, prf_decl, prf_asm, prf_asm_goal, prf_asm_goal_script, prf_script]; |
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(* specifications *) |
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type T = |
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{kind: string, |
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files: string list, (*extensions of embedded files*) |
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tags: string list}; |
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type spec = (string * string list) * string list; |
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fun check_spec ((kind, files), tags) : T = |
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if not (member (op =) kinds kind) then |
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error ("Unknown outer syntax keyword kind " ^ quote kind) |
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else if not (null files) andalso kind <> thy_load then |
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error ("Illegal specification of files for " ^ quote kind) |
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else {kind = kind, files = files, tags = tags}; |
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(** keyword tables **) |
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||
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(* type keywords *) |
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datatype keywords = Keywords of |
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{minor: Scan.lexicon, |
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major: Scan.lexicon, |
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58906 | 132 |
commands: T Symtab.table}; |
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fun minor_keywords (Keywords {minor, ...}) = minor; |
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fun major_keywords (Keywords {major, ...}) = major; |
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||
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fun make_keywords (minor, major, commands) = |
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Keywords {minor = minor, major = major, commands = commands}; |
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fun map_keywords f (Keywords {minor, major, commands}) = |
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make_keywords (f (minor, major, commands)); |
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58903 | 142 |
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58920 | 143 |
val no_command_keywords = |
144 |
map_keywords (fn (minor, _, _) => (minor, Scan.empty_lexicon, Symtab.empty)); |
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||
146 |
||
147 |
(* build keywords *) |
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148 |
||
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val empty_keywords = |
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make_keywords (Scan.empty_lexicon, Scan.empty_lexicon, Symtab.empty); |
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|
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fun merge_keywords |
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(Keywords {minor = minor1, major = major1, commands = commands1}, |
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Keywords {minor = minor2, major = major2, commands = commands2}) = |
|
58903 | 155 |
make_keywords |
156 |
(Scan.merge_lexicons (minor1, minor2), |
|
157 |
Scan.merge_lexicons (major1, major2), |
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58906 | 158 |
Symtab.merge (K true) (commands1, commands2)); |
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val add_keywords = |
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fold (fn (name, opt_spec) => map_keywords (fn (minor, major, commands) => |
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(case opt_spec of |
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NONE => |
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let |
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val minor' = Scan.extend_lexicon (Symbol.explode name) minor; |
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in (minor', major, commands) end |
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| SOME spec => |
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let |
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val kind = check_spec spec; |
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val major' = Scan.extend_lexicon (Symbol.explode name) major; |
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171 |
val commands' = Symtab.update (name, kind) commands; |
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in (minor, major', commands') end))); |
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173 |
|
58903 | 174 |
|
58931 | 175 |
(* keyword status *) |
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176 |
|
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fun is_keyword keywords s = Scan.is_literal (minor_keywords keywords) (Symbol.explode s); |
178 |
fun is_command (Keywords {commands, ...}) = Symtab.defined commands; |
|
179 |
fun is_literal keywords = is_keyword keywords orf is_command keywords; |
|
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180 |
|
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181 |
|
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(* command kind *) |
183 |
||
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184 |
fun lookup_command (Keywords {commands, ...}) = Symtab.lookup commands; |
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185 |
|
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186 |
fun command_kind keywords = Option.map #kind o lookup_command keywords; |
54523 | 187 |
|
58923 | 188 |
fun command_files keywords name path = |
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189 |
(case lookup_command keywords name of |
54523 | 190 |
NONE => [] |
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191 |
| SOME {kind, files, ...} => |
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if kind <> thy_load then [] |
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else if null files then [path] |
194 |
else map (fn ext => Path.ext ext path) files); |
|
195 |
||
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fun command_tags keywords name = |
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197 |
(case lookup_command keywords name of |
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SOME {tags, ...} => tags |
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| NONE => []); |
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200 |
|
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|
28431 | 202 |
(* command categories *) |
27433 | 203 |
|
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fun command_category ks = |
58923 | 205 |
let |
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val tab = Symtab.make_set ks; |
58923 | 207 |
fun pred keywords name = |
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208 |
(case lookup_command keywords name of |
51225 | 209 |
NONE => false |
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210 |
| SOME {kind, ...} => Symtab.defined tab kind); |
58923 | 211 |
in pred end; |
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212 |
|
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213 |
val is_vacuous = command_category [diag, document_heading, document_body, document_raw]; |
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214 |
|
29347 | 215 |
val is_diag = command_category [diag]; |
40397 | 216 |
|
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217 |
val is_document_heading = command_category [document_heading]; |
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218 |
val is_document_body = command_category [document_body]; |
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val is_document_raw = command_category [document_raw]; |
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220 |
val is_document = command_category [document_heading, document_body, document_raw]; |
29347 | 221 |
|
222 |
val is_theory_begin = command_category [thy_begin]; |
|
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val is_theory_end = command_category [thy_end]; |
29347 | 224 |
|
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225 |
val is_theory_load = command_category [thy_load]; |
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226 |
|
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val is_theory = command_category |
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228 |
[thy_begin, thy_end, thy_load, thy_decl, thy_decl_block, thy_goal]; |
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229 |
|
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230 |
val is_theory_body = command_category |
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231 |
[thy_load, thy_decl, thy_decl_block, thy_goal]; |
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232 |
|
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233 |
val is_proof = command_category |
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234 |
[qed, qed_script, qed_block, qed_global, prf_goal, prf_block, prf_open, prf_close, |
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235 |
prf_chain, prf_decl, prf_asm, prf_asm_goal, prf_asm_goal_script, prf_script]; |
28431 | 236 |
|
51225 | 237 |
val is_proof_body = command_category |
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238 |
[diag, document_heading, document_body, document_raw, prf_block, prf_open, prf_close, |
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239 |
prf_chain, prf_decl, prf_asm, prf_asm_goal, prf_asm_goal_script, prf_script]; |
51225 | 240 |
|
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241 |
val is_theory_goal = command_category [thy_goal]; |
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val is_proof_goal = command_category [prf_goal, prf_asm_goal, prf_asm_goal_script]; |
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243 |
val is_qed = command_category [qed, qed_script, qed_block]; |
28431 | 244 |
val is_qed_global = command_category [qed_global]; |
27520 | 245 |
|
59125 | 246 |
val is_proof_asm = command_category [prf_asm, prf_asm_goal]; |
247 |
val is_improper = command_category [qed_script, prf_script, prf_asm_goal_script]; |
|
248 |
||
58923 | 249 |
fun is_printed keywords = is_theory_goal keywords orf is_proof keywords; |
250 |
||
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251 |
end; |
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|
252 |