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Merge pull request #1870 from AleoHQ/abnf-line-terminators

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[ABNF] Fix/improve handling of line terminators.
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Collin Chin 2022-06-14 16:07:39 -07:00 committed by GitHub
commit 62541d0ae9
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1 changed files with 30 additions and 20 deletions
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42
docs/grammar/abnf-grammar.txt
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@ -39,31 +39,40 @@ double-quote = %x22 ; "
single-quote = %x27 ; ' single-quote = %x27 ; '
not-star = %x0-29 / %x2B-7F / safe-nonascii ; anything but *
not-star-or-slash = %x0-29 / %x2B-2E / %x30-7F / safe-nonascii
; anything but * or /
not-line-feed-or-carriage-return = %x0-9 / %xB-C / %xE-7F / safe-nonascii
; anything but <LF> or <CR>
not-double-quote-or-backslash = %x0-21 / %x23-5B / %x5D-7F / safe-nonascii
; anything but " or \
line-terminator = line-feed / carriage-return / carriage-return line-feed line-terminator = line-feed / carriage-return / carriage-return line-feed
whitespace = space / horizontal-tab / line-terminator whitespace = space / horizontal-tab / line-terminator
not-line-feed-or-carriage-return =
%x0-9 / %xB-C / %xE-7F / safe-nonascii
; anything but <LF> or <CR>
not-star-or-line-feed-or-carriage-return =
%x0-9/ %xB-C / %xD-29 / %x2B-7F / safe-nonascii
; anything but * or <LF> or <CR>
not-star-or-slash-or-line-feed-or-carriage-return =
%x0-9 / %xB-C / %xD-29 / %x2B-2E / %x30-7F / safe-nonascii
; anything but * or / or <LF> or <CR>
not-double-quote-or-backslash-or-line-feed-or-carriage-return =
%x0-9 / %xB-C / %xD-21 / %x23-5B / %x5D-7F / safe-nonascii
; anything but " or \ or <LF> or <CR>
comment = block-comment / end-of-line-comment comment = block-comment / end-of-line-comment
block-comment = "/*" rest-of-block-comment block-comment = "/*" rest-of-block-comment
rest-of-block-comment = "*" rest-of-block-comment-after-star rest-of-block-comment =
/ not-star rest-of-block-comment "*" rest-of-block-comment-after-star
/ not-star-or-line-feed-or-carriage-return rest-of-block-comment
/ line-terminator rest-of-block-comment
rest-of-block-comment-after-star = "/" rest-of-block-comment-after-star =
"/"
/ "*" rest-of-block-comment-after-star / "*" rest-of-block-comment-after-star
/ not-star-or-slash rest-of-block-comment / not-star-or-slash-or-line-feed-or-carriage-return rest-of-block-comment
/ line-terminator rest-of-block-comment
end-of-line-comment = "//" *not-line-feed-or-carriage-return end-of-line-comment = "//" *not-line-feed-or-carriage-return
@ -154,7 +163,8 @@ unicode-character-escape = %s"\u{" 1*6hexadecimal-digit "}"
string-literal = double-quote *string-literal-element double-quote string-literal = double-quote *string-literal-element double-quote
string-literal-element = not-double-quote-or-backslash string-literal-element =
not-double-quote-or-backslash-or-line-feed-or-carriage-return
/ simple-character-escape / simple-character-escape
/ ascii-character-escape / ascii-character-escape
/ unicode-character-escape / unicode-character-escape