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|
;;; srecode-template.wy --- Semantic Recoder Template parser
;; Copyright (C) 2005-2011 Free Software Foundation, Inc.
;; Author: Eric Ludlam <zappo@gnu.org>
;; Keywords: syntax
;; X-RCS: $Id: srecode-template.wy,v 1.10 2009-01-09 23:01:54 zappo Exp $
;; This file is part of GNU Emacs.
;; GNU Emacs is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;;
;; Parser for the Semantic Recoder template language
;;
;; Semantic Recoder templates are based on Google Templates
;; and are at the bottom of the Semantic Recoder API.
%languagemode srecode-mode
%start template_file
;;; KEYWORDS
%type <keyword>
%keyword SET "set"
%put SET summary "set <name> <value>"
%keyword SHOW "show"
%put SHOW summary "show <name> ; to show a section"
%keyword MACRO "macro"
%put MACRO summary "... macro \"string\" ..."
%keyword CONTEXT "context"
%put CONTEXT summary "context <name>"
%keyword TEMPLATE "template"
%put TEMPLATE summary "template <name>\\n <template definition>"
%keyword SECTIONDICTIONARY "sectiondictionary"
%put SECTIONDICTIONARY summary "sectiondictionary <name>\\n <dictionary entries>"
%keyword PROMPT "prompt"
%keyword DEFAULT "default"
%keyword DEFAULTMACRO "defaultmacro"
%keyword READ "read"
%put { PROMPT DEFAULT DEFAULTMACRO READ } summary "prompt <symbol> \"Describe Symbol: \" [default[macro] <lispsym>|\"valuetext\"] [read <lispsym>]"
%keyword BIND "bind"
%put BIND summary "bind \"<letter>\""
;;; Punctuation Types
%type <punctuation> syntax "\\s.+"
%type <newline>
%token <newline> newline
%token <separator> TEMPLATE_BLOCK "^----"
;;; Bland default types
%type <property> ":\\(\\w\\|\\s_\\)*"
%token <property> property
%type <symbol>
%token <symbol> symbol
%type <string>
%token <string> string
%type <number>
%token <number> number
%%
template_file
: newline ( )
| context
| prompt
| variable
| template
;
context
: CONTEXT symbol newline
(TAG $2 'context)
;
prompt
: PROMPT symbol string opt-default-fcn opt-read-fcn newline
(TAG $2 'prompt :text (read $3) :default $4 :read $5)
;
opt-default-fcn
: DEFAULT symbol
(progn (read $2))
| DEFAULT string
(progn (read $2))
| DEFAULTMACRO string
(progn (cons 'macro (read $2)))
| ()
;
opt-read-fcn
: READ symbol
(progn (read $2))
| ()
;
variable
: SET symbol insertable-string-list newline
(VARIABLE-TAG $2 nil $3)
| SHOW symbol newline
(VARIABLE-TAG $2 nil t)
;
insertable-string-list
: insertable-string
(list $1)
| insertable-string-list insertable-string
(append $1 (list $2))
;
insertable-string
: string
(read $1)
| MACRO string
(cons 'macro (read $2))
;
template
: TEMPLATE templatename opt-dynamic-arguments newline
opt-string
opt-section-dictionaries
TEMPLATE_BLOCK newline
opt-bind
(FUNCTION-TAG $2 nil $3 :documentation $5 :code $7
:dictionaries $6 :binding $9 )
;
templatename
: symbol
| PROMPT
| CONTEXT
| TEMPLATE
| DEFAULT
| MACRO
| DEFAULTMACRO
| READ
| SET
;
opt-dynamic-arguments
: property opt-dynamic-arguments
(cons $1 $2)
| ()
;
opt-string
: string newline
( read $1 )
| ()
;
opt-section-dictionaries
: () ;; EMPTY
| section-dictionary-list
;
section-dictionary-list
: one-section-dictionary
(list $1)
| section-dictionary-list one-section-dictionary
(append $1 (list $2))
;
one-section-dictionary
: SECTIONDICTIONARY string newline
variable-list
(cons (read $2) $4)
;
variable-list
: variable
(EXPANDTAG $1)
| variable-list variable
(append $1 (EXPANDTAG $2))
;
opt-bind
: BIND string newline
( read $2 )
| ()
;
%%
(define-lex-simple-regex-analyzer srecode-template-property-analyzer
"Detect and create a dynamic argument properties."
":\\(\\w\\|\\s_\\)*" 'property 0)
(define-lex-regex-analyzer srecode-template-separator-block
"Detect and create a template quote block."
"^----\n"
(semantic-lex-push-token
(semantic-lex-token
'TEMPLATE_BLOCK
(match-end 0)
(semantic-lex-unterminated-syntax-protection 'TEMPLATE_BLOCK
(goto-char (match-end 0))
(re-search-forward "^----$")
(match-beginning 0))))
(setq semantic-lex-end-point (point)))
(define-lex wisent-srecode-template-lexer
"Lexical analyzer that handles SRecode Template buffers.
It ignores whitespace, newlines and comments."
semantic-lex-newline
semantic-lex-ignore-whitespace
semantic-lex-ignore-newline
semantic-lex-ignore-comments
srecode-template-separator-block
srecode-template-wy--<keyword>-keyword-analyzer
srecode-template-property-analyzer
srecode-template-wy--<symbol>-regexp-analyzer
srecode-template-wy--<number>-regexp-analyzer
srecode-template-wy--<string>-sexp-analyzer
srecode-template-wy--<punctuation>-string-analyzer
semantic-lex-default-action
)
;;; wisent-dot.wy ends here
|
