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author | Stephane Glondu <steph@glondu.net> | 2010-07-21 09:46:51 +0200 |
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committer | Stephane Glondu <steph@glondu.net> | 2010-07-21 09:46:51 +0200 |
commit | 5b7eafd0f00a16d78f99a27f5c7d5a0de77dc7e6 (patch) | |
tree | 631ad791a7685edafeb1fb2e8faeedc8379318ae /plugins/xml/xml.ml4 | |
parent | da178a880e3ace820b41d38b191d3785b82991f5 (diff) |
Imported Upstream snapshot 8.3~beta0+13298
Diffstat (limited to 'plugins/xml/xml.ml4')
-rw-r--r-- | plugins/xml/xml.ml4 | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/plugins/xml/xml.ml4 b/plugins/xml/xml.ml4 new file mode 100644 index 00000000..5b217119 --- /dev/null +++ b/plugins/xml/xml.ml4 @@ -0,0 +1,78 @@ +(************************************************************************) +(* v * The Coq Proof Assistant / The Coq Development Team *) +(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *) +(* \VV/ **************************************************************) +(* // * The HELM Project / The EU MoWGLI Project *) +(* * University of Bologna *) +(************************************************************************) +(* This file is distributed under the terms of the *) +(* GNU Lesser General Public License Version 2.1 *) +(* *) +(* Copyright (C) 2000-2004, HELM Team. *) +(* http://helm.cs.unibo.it *) +(************************************************************************) + +(* the type token for XML cdata, empty elements and not-empty elements *) +(* Usage: *) +(* Str cdata *) +(* Empty (element_name, [attrname1, value1 ; ... ; attrnamen, valuen] *) +(* NEmpty (element_name, [attrname1, value2 ; ... ; attrnamen, valuen], *) +(* content *) +type token = Str of string + | Empty of string * (string * string) list + | NEmpty of string * (string * string) list * token Stream.t +;; + +(* currified versions of the constructors make the code more readable *) +let xml_empty name attrs = [< 'Empty(name,attrs) >] +let xml_nempty name attrs content = [< 'NEmpty(name,attrs,content) >] +let xml_cdata str = [< 'Str str >] + +(* Usage: *) +(* pp tokens None pretty prints the output on stdout *) +(* pp tokens (Some filename) pretty prints the output on the file filename *) +let pp_ch strm channel = + let rec pp_r m = + parser + [< 'Str a ; s >] -> + print_spaces m ; + fprint_string (a ^ "\n") ; + pp_r m s + | [< 'Empty(n,l) ; s >] -> + print_spaces m ; + fprint_string ("<" ^ n) ; + List.iter (function (n,v) -> fprint_string (" " ^ n ^ "=\"" ^ v ^ "\"")) l; + fprint_string "/>\n" ; + pp_r m s + | [< 'NEmpty(n,l,c) ; s >] -> + print_spaces m ; + fprint_string ("<" ^ n) ; + List.iter (function (n,v) -> fprint_string (" " ^ n ^ "=\"" ^ v ^ "\"")) l; + fprint_string ">\n" ; + pp_r (m+1) c ; + print_spaces m ; + fprint_string ("</" ^ n ^ ">\n") ; + pp_r m s + | [< >] -> () + and print_spaces m = + for i = 1 to m do fprint_string " " done + and fprint_string str = + output_string channel str + in + pp_r 0 strm +;; + + +let pp strm fn = + match fn with + Some filename -> + let filename = filename ^ ".xml" in + let ch = open_out filename in + pp_ch strm ch; + close_out ch ; + print_string ("\nWriting on file \"" ^ filename ^ "\" was successful\n"); + flush stdout + | None -> + pp_ch strm stdout +;; + |