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ruby--ruby/lib/rdoc/rd/inline_parser.rb
svn c6fa9664f3 * remove trailing spaces.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60921 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2017-11-27 10:45:27 +00:00

1207 lines
31 KiB
Ruby

#
# DO NOT MODIFY!!!!
# This file is automatically generated by Racc 1.4.14
# from Racc grammer file "".
#
require 'racc/parser.rb'
require 'strscan'
class RDoc::RD
##
# RD format parser for inline markup such as emphasis, links, footnotes, etc.
class InlineParser < Racc::Parser
# :stopdoc:
EM_OPEN = '((*'
EM_OPEN_RE = /\A#{Regexp.quote(EM_OPEN)}/
EM_CLOSE = '*))'
EM_CLOSE_RE = /\A#{Regexp.quote(EM_CLOSE)}/
CODE_OPEN = '(({'
CODE_OPEN_RE = /\A#{Regexp.quote(CODE_OPEN)}/
CODE_CLOSE = '}))'
CODE_CLOSE_RE = /\A#{Regexp.quote(CODE_CLOSE)}/
VAR_OPEN = '((|'
VAR_OPEN_RE = /\A#{Regexp.quote(VAR_OPEN)}/
VAR_CLOSE = '|))'
VAR_CLOSE_RE = /\A#{Regexp.quote(VAR_CLOSE)}/
KBD_OPEN = '((%'
KBD_OPEN_RE = /\A#{Regexp.quote(KBD_OPEN)}/
KBD_CLOSE = '%))'
KBD_CLOSE_RE = /\A#{Regexp.quote(KBD_CLOSE)}/
INDEX_OPEN = '((:'
INDEX_OPEN_RE = /\A#{Regexp.quote(INDEX_OPEN)}/
INDEX_CLOSE = ':))'
INDEX_CLOSE_RE = /\A#{Regexp.quote(INDEX_CLOSE)}/
REF_OPEN = '((<'
REF_OPEN_RE = /\A#{Regexp.quote(REF_OPEN)}/
REF_CLOSE = '>))'
REF_CLOSE_RE = /\A#{Regexp.quote(REF_CLOSE)}/
FOOTNOTE_OPEN = '((-'
FOOTNOTE_OPEN_RE = /\A#{Regexp.quote(FOOTNOTE_OPEN)}/
FOOTNOTE_CLOSE = '-))'
FOOTNOTE_CLOSE_RE = /\A#{Regexp.quote(FOOTNOTE_CLOSE)}/
VERB_OPEN = "(('"
VERB_OPEN_RE = /\A#{Regexp.quote(VERB_OPEN)}/
VERB_CLOSE = "'))"
VERB_CLOSE_RE = /\A#{Regexp.quote(VERB_CLOSE)}/
BAR = "|"
BAR_RE = /\A#{Regexp.quote(BAR)}/
QUOTE = '"'
QUOTE_RE = /\A#{Regexp.quote(QUOTE)}/
SLASH = "/"
SLASH_RE = /\A#{Regexp.quote(SLASH)}/
BACK_SLASH = "\\"
BACK_SLASH_RE = /\A#{Regexp.quote(BACK_SLASH)}/
URL = "URL:"
URL_RE = /\A#{Regexp.quote(URL)}/
other_re_mode = Regexp::EXTENDED
other_re_mode |= Regexp::MULTILINE
OTHER_RE = Regexp.new(
"\\A.+?(?=#{Regexp.quote(EM_OPEN)}|#{Regexp.quote(EM_CLOSE)}|
#{Regexp.quote(CODE_OPEN)}|#{Regexp.quote(CODE_CLOSE)}|
#{Regexp.quote(VAR_OPEN)}|#{Regexp.quote(VAR_CLOSE)}|
#{Regexp.quote(KBD_OPEN)}|#{Regexp.quote(KBD_CLOSE)}|
#{Regexp.quote(INDEX_OPEN)}|#{Regexp.quote(INDEX_CLOSE)}|
#{Regexp.quote(REF_OPEN)}|#{Regexp.quote(REF_CLOSE)}|
#{Regexp.quote(FOOTNOTE_OPEN)}|#{Regexp.quote(FOOTNOTE_CLOSE)}|
#{Regexp.quote(VERB_OPEN)}|#{Regexp.quote(VERB_CLOSE)}|
#{Regexp.quote(BAR)}|
#{Regexp.quote(QUOTE)}|
#{Regexp.quote(SLASH)}|
#{Regexp.quote(BACK_SLASH)}|
#{Regexp.quote(URL)})", other_re_mode)
# :startdoc:
##
# Creates a new parser for inline markup in the rd format. The +block_parser+
# is used to for footnotes and labels in the inline text.
def initialize block_parser
@block_parser = block_parser
end
##
# Parses the +inline+ text from RD format into RDoc format.
def parse inline
@inline = inline
@src = StringScanner.new inline
@pre = ""
@yydebug = true
do_parse.to_s
end
##
# Returns the next token from the inline text
def next_token
return [false, false] if @src.eos?
# p @src.rest if @yydebug
if ret = @src.scan(EM_OPEN_RE)
@pre << ret
[:EM_OPEN, ret]
elsif ret = @src.scan(EM_CLOSE_RE)
@pre << ret
[:EM_CLOSE, ret]
elsif ret = @src.scan(CODE_OPEN_RE)
@pre << ret
[:CODE_OPEN, ret]
elsif ret = @src.scan(CODE_CLOSE_RE)
@pre << ret
[:CODE_CLOSE, ret]
elsif ret = @src.scan(VAR_OPEN_RE)
@pre << ret
[:VAR_OPEN, ret]
elsif ret = @src.scan(VAR_CLOSE_RE)
@pre << ret
[:VAR_CLOSE, ret]
elsif ret = @src.scan(KBD_OPEN_RE)
@pre << ret
[:KBD_OPEN, ret]
elsif ret = @src.scan(KBD_CLOSE_RE)
@pre << ret
[:KBD_CLOSE, ret]
elsif ret = @src.scan(INDEX_OPEN_RE)
@pre << ret
[:INDEX_OPEN, ret]
elsif ret = @src.scan(INDEX_CLOSE_RE)
@pre << ret
[:INDEX_CLOSE, ret]
elsif ret = @src.scan(REF_OPEN_RE)
@pre << ret
[:REF_OPEN, ret]
elsif ret = @src.scan(REF_CLOSE_RE)
@pre << ret
[:REF_CLOSE, ret]
elsif ret = @src.scan(FOOTNOTE_OPEN_RE)
@pre << ret
[:FOOTNOTE_OPEN, ret]
elsif ret = @src.scan(FOOTNOTE_CLOSE_RE)
@pre << ret
[:FOOTNOTE_CLOSE, ret]
elsif ret = @src.scan(VERB_OPEN_RE)
@pre << ret
[:VERB_OPEN, ret]
elsif ret = @src.scan(VERB_CLOSE_RE)
@pre << ret
[:VERB_CLOSE, ret]
elsif ret = @src.scan(BAR_RE)
@pre << ret
[:BAR, ret]
elsif ret = @src.scan(QUOTE_RE)
@pre << ret
[:QUOTE, ret]
elsif ret = @src.scan(SLASH_RE)
@pre << ret
[:SLASH, ret]
elsif ret = @src.scan(BACK_SLASH_RE)
@pre << ret
[:BACK_SLASH, ret]
elsif ret = @src.scan(URL_RE)
@pre << ret
[:URL, ret]
elsif ret = @src.scan(OTHER_RE)
@pre << ret
[:OTHER, ret]
else
ret = @src.rest
@pre << ret
@src.terminate
[:OTHER, ret]
end
end
##
# Raises a ParseError when invalid formatting is found
def on_error(et, ev, values)
lines_of_rest = @src.rest.lines.to_a.length
prev_words = prev_words_on_error(ev)
at = 4 + prev_words.length
message = <<-MSG
RD syntax error: line #{@block_parser.line_index - lines_of_rest}:
...#{prev_words} #{(ev||'')} #{next_words_on_error()} ...
MSG
message << " " * at + "^" * (ev ? ev.length : 0) + "\n"
raise ParseError, message
end
##
# Returns words before the error
def prev_words_on_error(ev)
pre = @pre
if ev and /#{Regexp.quote(ev)}$/ =~ pre
pre = $`
end
last_line(pre)
end
##
# Returns the last line of +src+
def last_line(src)
if n = src.rindex("\n")
src[(n+1) .. -1]
else
src
end
end
private :last_line
##
# Returns words following an error
def next_words_on_error
if n = @src.rest.index("\n")
@src.rest[0 .. (n-1)]
else
@src.rest
end
end
##
# Creates a new RDoc::RD::Inline for the +rdoc+ markup and the raw +reference+
def inline rdoc, reference = rdoc
RDoc::RD::Inline.new rdoc, reference
end
# :stopdoc:
##### State transition tables begin ###
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133, 53, 55, 56, 57, 22, 23, 24, 25, 26,
21 ]
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91, 91, 155, 155, 155, 155, 155, 155, 155, 155,
155, 43, 155, 155, 155, 155, 155, 155, 155, 155,
155, 155, 172, 155, 155, 61, 61, 61, 61, 61,
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168, 168, 168, 168, 168, 27, 27, 27, 27, 27,
27 ]
racc_action_pointer = [
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nil, 569, 107, nil, nil, nil, nil, nil, nil ]
racc_action_default = [
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-136, -113, -114, -115, -18, -20, -21, -33, -138, -138,
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-60, -138, -34, -36, -37, -29, -30, -32, -34 ]
racc_goto_table = [
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166, 82, 144, 41, 40, 39, 138, 146, 169, 90,
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8, 8, 8, 8, 8, nil, 8, nil, 11, 11,
11, 11, 11, nil, 11 ]
racc_goto_check = [
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racc_goto_pointer = [
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nil, nil, -7, -101, -15, -116, -40, -91, 8, 2,
nil, -9, -29 ]
racc_goto_default = [
nil, nil, 2, 3, 46, 47, 48, 49, 50, 9,
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141, 130, 142, 143, 132, 131, 134, 98, nil, 28,
27, nil, 60 ]
racc_reduce_table = [
0, 0, :racc_error,
1, 27, :_reduce_none,
2, 28, :_reduce_2,
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1, 29, :_reduce_none,
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1, 29, :_reduce_none,
3, 30, :_reduce_13,
3, 31, :_reduce_14,
3, 32, :_reduce_15,
3, 33, :_reduce_16,
3, 34, :_reduce_17,
4, 35, :_reduce_18,
3, 35, :_reduce_19,
2, 40, :_reduce_20,
2, 40, :_reduce_21,
1, 40, :_reduce_22,
1, 40, :_reduce_23,
2, 41, :_reduce_24,
2, 41, :_reduce_25,
1, 41, :_reduce_26,
1, 41, :_reduce_27,
2, 39, :_reduce_none,
4, 39, :_reduce_29,
4, 39, :_reduce_30,
2, 43, :_reduce_31,
4, 43, :_reduce_32,
1, 44, :_reduce_33,
3, 44, :_reduce_34,
1, 45, :_reduce_none,
3, 45, :_reduce_36,
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2, 46, :_reduce_39,
1, 46, :_reduce_40,
1, 46, :_reduce_41,
1, 47, :_reduce_none,
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1, 51, :_reduce_44,
2, 53, :_reduce_45,
1, 53, :_reduce_46,
1, 50, :_reduce_none,
1, 50, :_reduce_none,
1, 50, :_reduce_none,
1, 50, :_reduce_none,
1, 50, :_reduce_none,
1, 50, :_reduce_none,
1, 54, :_reduce_none,
1, 54, :_reduce_none,
1, 55, :_reduce_none,
1, 55, :_reduce_none,
1, 56, :_reduce_57,
1, 52, :_reduce_58,
1, 57, :_reduce_59,
2, 58, :_reduce_60,
1, 58, :_reduce_none,
2, 49, :_reduce_62,
1, 49, :_reduce_none,
2, 48, :_reduce_64,
1, 48, :_reduce_none,
1, 60, :_reduce_none,
1, 60, :_reduce_none,
1, 60, :_reduce_none,
1, 60, :_reduce_none,
1, 60, :_reduce_none,
1, 62, :_reduce_none,
1, 62, :_reduce_none,
1, 59, :_reduce_none,
1, 59, :_reduce_none,
1, 61, :_reduce_none,
1, 61, :_reduce_none,
1, 61, :_reduce_none,
2, 42, :_reduce_78,
1, 42, :_reduce_none,
1, 63, :_reduce_none,
2, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
1, 63, :_reduce_none,
3, 36, :_reduce_101,
3, 37, :_reduce_102,
1, 65, :_reduce_none,
1, 65, :_reduce_none,
1, 65, :_reduce_none,
1, 65, :_reduce_none,
1, 65, :_reduce_none,
1, 65, :_reduce_none,
2, 66, :_reduce_109,
1, 66, :_reduce_none,
1, 38, :_reduce_111,
1, 67, :_reduce_none,
2, 67, :_reduce_113,
2, 67, :_reduce_114,
2, 67, :_reduce_115,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
1, 68, :_reduce_none,
2, 64, :_reduce_136,
1, 64, :_reduce_none ]
racc_reduce_n = 138
racc_shift_n = 179
racc_token_table = {
false => 0,
:error => 1,
:EX_LOW => 2,
:QUOTE => 3,
:BAR => 4,
:SLASH => 5,
:BACK_SLASH => 6,
:URL => 7,
:OTHER => 8,
:REF_OPEN => 9,
:FOOTNOTE_OPEN => 10,
:FOOTNOTE_CLOSE => 11,
:EX_HIGH => 12,
:EM_OPEN => 13,
:EM_CLOSE => 14,
:CODE_OPEN => 15,
:CODE_CLOSE => 16,
:VAR_OPEN => 17,
:VAR_CLOSE => 18,
:KBD_OPEN => 19,
:KBD_CLOSE => 20,
:INDEX_OPEN => 21,
:INDEX_CLOSE => 22,
:REF_CLOSE => 23,
:VERB_OPEN => 24,
:VERB_CLOSE => 25 }
racc_nt_base = 26
racc_use_result_var = true
Racc_arg = [
racc_action_table,
racc_action_check,
racc_action_default,
racc_action_pointer,
racc_goto_table,
racc_goto_check,
racc_goto_default,
racc_goto_pointer,
racc_nt_base,
racc_reduce_table,
racc_token_table,
racc_shift_n,
racc_reduce_n,
racc_use_result_var ]
Racc_token_to_s_table = [
"$end",
"error",
"EX_LOW",
"QUOTE",
"BAR",
"SLASH",
"BACK_SLASH",
"URL",
"OTHER",
"REF_OPEN",
"FOOTNOTE_OPEN",
"FOOTNOTE_CLOSE",
"EX_HIGH",
"EM_OPEN",
"EM_CLOSE",
"CODE_OPEN",
"CODE_CLOSE",
"VAR_OPEN",
"VAR_CLOSE",
"KBD_OPEN",
"KBD_CLOSE",
"INDEX_OPEN",
"INDEX_CLOSE",
"REF_CLOSE",
"VERB_OPEN",
"VERB_CLOSE",
"$start",
"content",
"elements",
"element",
"emphasis",
"code",
"var",
"keyboard",
"index",
"reference",
"footnote",
"verb",
"normal_str_ele",
"substitute",
"ref_label",
"ref_label2",
"ref_url_strings",
"filename",
"element_label",
"element_label2",
"ref_subst_content",
"ref_subst_content_q",
"ref_subst_strings_q",
"ref_subst_strings_first",
"ref_subst_ele2",
"ref_subst_eles",
"ref_subst_str_ele_first",
"ref_subst_eles_q",
"ref_subst_ele",
"ref_subst_ele_q",
"ref_subst_str_ele",
"ref_subst_str_ele_q",
"ref_subst_strings",
"ref_subst_string3",
"ref_subst_string",
"ref_subst_string_q",
"ref_subst_string2",
"ref_url_string",
"verb_strings",
"normal_string",
"normal_strings",
"verb_string",
"verb_normal_string" ]
Racc_debug_parser = false
##### State transition tables end #####
# reduce 0 omitted
# reduce 1 omitted
def _reduce_2(val, _values, result)
result.append val[1]
result
end
def _reduce_3(val, _values, result)
result = val[0]
result
end
# reduce 4 omitted
# reduce 5 omitted
# reduce 6 omitted
# reduce 7 omitted
# reduce 8 omitted
# reduce 9 omitted
# reduce 10 omitted
# reduce 11 omitted
# reduce 12 omitted
def _reduce_13(val, _values, result)
content = val[1]
result = inline "<em>#{content}</em>", content
result
end
def _reduce_14(val, _values, result)
content = val[1]
result = inline "<code>#{content}</code>", content
result
end
def _reduce_15(val, _values, result)
content = val[1]
result = inline "+#{content}+", content
result
end
def _reduce_16(val, _values, result)
content = val[1]
result = inline "<tt>#{content}</tt>", content
result
end
def _reduce_17(val, _values, result)
label = val[1]
@block_parser.add_label label.reference
result = "<span id=\"label-#{label}\">#{label}</span>"
result
end
def _reduce_18(val, _values, result)
result = "{#{val[1]}}[#{val[2].join}]"
result
end
def _reduce_19(val, _values, result)
scheme, inline = val[1]
result = "{#{inline}}[#{scheme}#{inline.reference}]"
result
end
def _reduce_20(val, _values, result)
result = [nil, inline(val[1])]
result
end
def _reduce_21(val, _values, result)
result = [
'rdoc-label:',
inline("#{val[0].reference}/#{val[1].reference}")
]
result
end
def _reduce_22(val, _values, result)
result = ['rdoc-label:', val[0].reference]
result
end
def _reduce_23(val, _values, result)
result = ['rdoc-label:', "#{val[0].reference}/"]
result
end
def _reduce_24(val, _values, result)
result = [nil, inline(val[1])]
result
end
def _reduce_25(val, _values, result)
result = [
'rdoc-label:',
inline("#{val[0].reference}/#{val[1].reference}")
]
result
end
def _reduce_26(val, _values, result)
result = ['rdoc-label:', val[0]]
result
end
def _reduce_27(val, _values, result)
ref = val[0].reference
result = ['rdoc-label:', inline(ref, "#{ref}/")]
result
end
# reduce 28 omitted
def _reduce_29(val, _values, result)
result = val[1]
result
end
def _reduce_30(val, _values, result)
result = val[1]
result
end
def _reduce_31(val, _values, result)
result = inline val[0]
result
end
def _reduce_32(val, _values, result)
result = inline "\"#{val[1]}\""
result
end
def _reduce_33(val, _values, result)
result = inline val[0]
result
end
def _reduce_34(val, _values, result)
result = inline "\"#{val[1]}\""
result
end
# reduce 35 omitted
def _reduce_36(val, _values, result)
result = val[1]
result
end
def _reduce_37(val, _values, result)
result = inline val[1]
result
end
def _reduce_38(val, _values, result)
result = val[0].append val[1]
result
end
def _reduce_39(val, _values, result)
result = val[0].append val[1]
result
end
def _reduce_40(val, _values, result)
result = val[0]
result
end
def _reduce_41(val, _values, result)
result = inline val[0]
result
end
# reduce 42 omitted
def _reduce_43(val, _values, result)
result = val[0].append val[1]
result
end
def _reduce_44(val, _values, result)
result = inline val[0]
result
end
def _reduce_45(val, _values, result)
result = val[0].append val[1]
result
end
def _reduce_46(val, _values, result)
result = val[0]
result
end
# reduce 47 omitted
# reduce 48 omitted
# reduce 49 omitted
# reduce 50 omitted
# reduce 51 omitted
# reduce 52 omitted
# reduce 53 omitted
# reduce 54 omitted
# reduce 55 omitted
# reduce 56 omitted
def _reduce_57(val, _values, result)
result = val[0]
result
end
def _reduce_58(val, _values, result)
result = inline val[0]
result
end
def _reduce_59(val, _values, result)
result = inline val[0]
result
end
def _reduce_60(val, _values, result)
result << val[1]
result
end
# reduce 61 omitted
def _reduce_62(val, _values, result)
result << val[1]
result
end
# reduce 63 omitted
def _reduce_64(val, _values, result)
result << val[1]
result
end
# reduce 65 omitted
# reduce 66 omitted
# reduce 67 omitted
# reduce 68 omitted
# reduce 69 omitted
# reduce 70 omitted
# reduce 71 omitted
# reduce 72 omitted
# reduce 73 omitted
# reduce 74 omitted
# reduce 75 omitted
# reduce 76 omitted
# reduce 77 omitted
def _reduce_78(val, _values, result)
result << val[1]
result
end
# reduce 79 omitted
# reduce 80 omitted
# reduce 81 omitted
# reduce 82 omitted
# reduce 83 omitted
# reduce 84 omitted
# reduce 85 omitted
# reduce 86 omitted
# reduce 87 omitted
# reduce 88 omitted
# reduce 89 omitted
# reduce 90 omitted
# reduce 91 omitted
# reduce 92 omitted
# reduce 93 omitted
# reduce 94 omitted
# reduce 95 omitted
# reduce 96 omitted
# reduce 97 omitted
# reduce 98 omitted
# reduce 99 omitted
# reduce 100 omitted
def _reduce_101(val, _values, result)
index = @block_parser.add_footnote val[1].rdoc
result = "{*#{index}}[rdoc-label:foottext-#{index}:footmark-#{index}]"
result
end
def _reduce_102(val, _values, result)
result = inline "<tt>#{val[1]}</tt>", val[1]
result
end
# reduce 103 omitted
# reduce 104 omitted
# reduce 105 omitted
# reduce 106 omitted
# reduce 107 omitted
# reduce 108 omitted
def _reduce_109(val, _values, result)
result << val[1]
result
end
# reduce 110 omitted
def _reduce_111(val, _values, result)
result = inline val[0]
result
end
# reduce 112 omitted
def _reduce_113(val, _values, result)
result = val[1]
result
end
def _reduce_114(val, _values, result)
result = val[1]
result
end
def _reduce_115(val, _values, result)
result = val[1]
result
end
# reduce 116 omitted
# reduce 117 omitted
# reduce 118 omitted
# reduce 119 omitted
# reduce 120 omitted
# reduce 121 omitted
# reduce 122 omitted
# reduce 123 omitted
# reduce 124 omitted
# reduce 125 omitted
# reduce 126 omitted
# reduce 127 omitted
# reduce 128 omitted
# reduce 129 omitted
# reduce 130 omitted
# reduce 131 omitted
# reduce 132 omitted
# reduce 133 omitted
# reduce 134 omitted
# reduce 135 omitted
def _reduce_136(val, _values, result)
result << val[1]
result
end
# reduce 137 omitted
def _reduce_none(val, _values, result)
val[0]
end
end # class InlineParser
end