80 lines
2.8 KiB
EmacsLisp
80 lines
2.8 KiB
EmacsLisp
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;;; racket-ppss.el
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;; Copyright (c) 2013-2017 by Greg Hendershott.
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;; Portions Copyright (C) 1985-1986, 1999-2013 Free Software Foundation, Inc.
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;; Author: Greg Hendershott
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;; URL: https://github.com/greghendershott/racket-mode
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;; License:
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;; This is free software; you can redistribute it and/or modify it
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;; under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 2, or (at your option)
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;; any later version. This is distributed in the hope that it will be
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;; useful, but without any warranty; without even the implied warranty
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;; of merchantability or fitness for a particular purpose. See the GNU
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;; General Public License for more details. See
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;; http://www.gnu.org/licenses/ for details.
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;; Note: These doc strings are from the Parser State info topic, as of
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;; Emacs 25.1.
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(defun racket--ppss-paren-depth (xs)
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"The depth in parentheses, counting from 0.
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*Warning:* this can be negative if there are more close parens
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than open parens between the parser’s starting point and end
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point."
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(elt xs 0))
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(defun racket--ppss-containing-sexp (xs)
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"The character position of the start of the innermost parenthetical
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grouping containing the stopping point; ‘nil’ if none."
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(elt xs 1))
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(defun racket--ppss-last-sexp (xs)
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"The character position of the start of the last complete
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subexpression terminated; ‘nil’ if none.
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Valid only for `parse-partial-sexp' -- NOT `syntax-ppss'."
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(elt xs 2))
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(defun racket--ppss-string-p (xs)
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"Non-‘nil’ if inside a string.
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More precisely, this is the character that will terminate the
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string, or ‘t’ if a generic string delimiter character should
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terminate it."
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(elt xs 3))
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(defun racket--ppss-comment-p (xs)
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"‘t’ if inside a non-nestable comment (of any comment style;
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*note Syntax Flags::); or the comment nesting level if inside a
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comment that can be nested."
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(elt xs 4))
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(defun racket--ppss-quote-p (xs)
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"‘t’ if the end point is just after a quote character."
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(elt xs 5))
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(defun racket--ppss-min-paren-depth (xs)
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"The minimum parenthesis depth encountered during this scan.
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Valid only for `parse-partial-sexp' -- NOT `syntax-ppss'."
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(elt xs 6))
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(defun racket--ppss-comment-type (xs)
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"What kind of comment is active: ‘nil’ if not in a comment or
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in a comment of style ‘a’; 1 for a comment of style ‘b’; 2 for a
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comment of style ‘c’; and ‘syntax-table’ for a comment that
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should be ended by a generic comment delimiter character."
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(elt xs 7))
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(defun racket--ppss-string/comment-start (xs)
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"The string or comment start position.
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While inside a comment, this is the position where the comment
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began; while inside a string, this is the position where the
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string began. When outside of strings and comments, this element
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is ‘nil’."
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(elt xs 8))
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(provide 'racket-ppss)
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;; racket-ppss.el ends here
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