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ruby--ruby/lib/rdoc/rd/block_parser.rb
Nobuyoshi Nakada e95ad70079
[ruby/rdoc] Update generated files
2022-02-12 15:22:47 +09:00

1056 lines
22 KiB
Ruby
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# frozen_string_literal: true
#
# DO NOT MODIFY!!!!
# This file is automatically generated by Racc 1.6.0
# from Racc grammar file "".
#
require 'racc/parser.rb'
class RDoc::RD
##
# RD format parser for headings, paragraphs, lists, verbatim sections that
# exist as blocks.
class BlockParser < Racc::Parser
# :stopdoc:
TMPFILE = ["rdtmp", $$, 0]
MARK_TO_LEVEL = {
'=' => 1,
'==' => 2,
'===' => 3,
'====' => 4,
'+' => 5,
'++' => 6,
}
# :startdoc:
##
# Footnotes for this document
attr_reader :footnotes
##
# Labels for items in this document
attr_reader :labels
##
# Path to find included files in
attr_accessor :include_path
##
# Creates a new RDoc::RD::BlockParser. Use #parse to parse an rd-format
# document.
def initialize
@inline_parser = RDoc::RD::InlineParser.new self
@include_path = []
# for testing
@footnotes = []
@labels = {}
end
##
# Parses +src+ and returns an RDoc::Markup::Document.
def parse src
@src = src
@src.push false
@footnotes = []
@labels = {}
# @i: index(line no.) of src
@i = 0
# stack for current indentation
@indent_stack = []
# how indented.
@current_indent = @indent_stack.join("")
# RDoc::RD::BlockParser for tmp src
@subparser = nil
# which part is in now
@in_part = nil
@part_content = []
@in_verbatim = false
@yydebug = true
document = do_parse
unless @footnotes.empty? then
blankline = document.parts.pop
document.parts << RDoc::Markup::Rule.new(1)
document.parts.concat @footnotes
document.parts.push blankline
end
document
end
##
# Returns the next token from the document
def next_token # :nodoc:
# preprocessing
# if it is not in RD part
# => method
while @in_part != "rd"
line = @src[@i]
@i += 1 # next line
case line
# src end
when false
return [false, false]
# RD part begin
when /^=begin\s*(?:\bRD\b.*)?\s*$/
if @in_part # if in non-RD part
@part_content.push(line)
else
@in_part = "rd"
return [:WHITELINE, "=begin\n"] # <= for textblockand
end
# non-RD part begin
when /^=begin\s+(\w+)/
part = $1
if @in_part # if in non-RD part
@part_content.push(line)
else
@in_part = part if @tree.filter[part] # if filter exists
# p "BEGIN_PART: #{@in_part}" # DEBUG
end
# non-RD part end
when /^=end/
if @in_part # if in non-RD part
# p "END_PART: #{@in_part}" # DEBUG
# make Part-in object
part = RDoc::RD::Part.new(@part_content.join(""), @tree, "r")
@part_content.clear
# call filter, part_out is output(Part object)
part_out = @tree.filter[@in_part].call(part)
if @tree.filter[@in_part].mode == :rd # if output is RD formatted
subtree = parse_subtree(part_out.to_a)
else # if output is target formatted
basename = TMPFILE.join('.')
TMPFILE[-1] += 1
tmpfile = open(@tree.tmp_dir + "/" + basename + ".#{@in_part}", "w")
tmpfile.print(part_out)
tmpfile.close
subtree = parse_subtree(["=begin\n", "<<< #{basename}\n", "=end\n"])
end
@in_part = nil
return [:SUBTREE, subtree]
end
else
if @in_part # if in non-RD part
@part_content.push(line)
end
end
end
@current_indent = @indent_stack.join("")
line = @src[@i]
case line
when false
if_current_indent_equal("") do
[false, false]
end
when /^=end/
if_current_indent_equal("") do
@in_part = nil
[:WHITELINE, "=end"] # MUST CHANGE??
end
when /^\s*$/
@i += 1 # next line
return [:WHITELINE, ':WHITELINE']
when /^\#/ # comment line
@i += 1 # next line
self.next_token()
when /^(={1,4})(?!=)\s*(?=\S)/, /^(\+{1,2})(?!\+)\s*(?=\S)/
rest = $' # '
rest.strip!
mark = $1
if_current_indent_equal("") do
return [:HEADLINE, [MARK_TO_LEVEL[mark], rest]]
end
when /^<<<\s*(\S+)/
file = $1
if_current_indent_equal("") do
suffix = file[-3 .. -1]
if suffix == ".rd" or suffix == ".rb"
subtree = parse_subtree(get_included(file))
[:SUBTREE, subtree]
else
[:INCLUDE, file]
end
end
when /^(\s*)\*(\s*)/
rest = $' # '
newIndent = $2
if_current_indent_equal($1) do
if @in_verbatim
[:STRINGLINE, line]
else
@indent_stack.push("\s" + newIndent)
[:ITEMLISTLINE, rest]
end
end
when /^(\s*)(\(\d+\))(\s*)/
rest = $' # '
mark = $2
newIndent = $3
if_current_indent_equal($1) do
if @in_verbatim
[:STRINGLINE, line]
else
@indent_stack.push("\s" * mark.size + newIndent)
[:ENUMLISTLINE, rest]
end
end
when /^(\s*):(\s*)/
rest = $' # '
newIndent = $2
if_current_indent_equal($1) do
if @in_verbatim
[:STRINGLINE, line]
else
@indent_stack.push("\s#{$2}")
[:DESCLISTLINE, rest]
end
end
when /^(\s*)---(?!-|\s*$)/
indent = $1
rest = $'
/\s*/ === rest
term = $'
new_indent = $&
if_current_indent_equal(indent) do
if @in_verbatim
[:STRINGLINE, line]
else
@indent_stack.push("\s\s\s" + new_indent)
[:METHODLISTLINE, term]
end
end
when /^(\s*)/
if_current_indent_equal($1) do
[:STRINGLINE, line]
end
else
raise "[BUG] parsing error may occurred."
end
end
##
# Yields to the given block if +indent+ matches the current indent, otherwise
# an indentation token is processed.
def if_current_indent_equal(indent)
indent = indent.sub(/\t/, "\s" * 8)
if @current_indent == indent
@i += 1 # next line
yield
elsif indent.index(@current_indent) == 0
@indent_stack.push(indent[@current_indent.size .. -1])
[:INDENT, ":INDENT"]
else
@indent_stack.pop
[:DEDENT, ":DEDENT"]
end
end
private :if_current_indent_equal
##
# Cuts off excess whitespace in +src+
def cut_off(src)
ret = []
whiteline_buf = []
line = src.shift
/^\s*/ =~ line
indent = Regexp.quote($&)
ret.push($')
while line = src.shift
if /^(\s*)$/ =~ line
whiteline_buf.push(line)
elsif /^#{indent}/ =~ line
unless whiteline_buf.empty?
ret.concat(whiteline_buf)
whiteline_buf.clear
end
ret.push($')
else
raise "[BUG]: probably Parser Error while cutting off.\n"
end
end
ret
end
private :cut_off
def set_term_to_element(parent, term)
# parent.set_term_under_document_struct(term, @tree.document_struct)
parent.set_term_without_document_struct(term)
end
private :set_term_to_element
##
# Raises a ParseError when invalid formatting is found
def on_error(et, ev, _values)
prv, cur, nxt = format_line_num(@i, @i+1, @i+2)
raise ParseError, <<Msg
RD syntax error: line #{@i+1}:
#{prv} |#{@src[@i-1].chomp}
#{cur}=>|#{@src[@i].chomp}
#{nxt} |#{@src[@i+1].chomp}
Msg
end
##
# Current line number
def line_index
@i
end
##
# Parses subtree +src+
def parse_subtree src
@subparser ||= RDoc::RD::BlockParser.new
@subparser.parse src
end
private :parse_subtree
##
# Retrieves the content for +file+ from the include_path
def get_included(file)
included = []
@include_path.each do |dir|
file_name = File.join dir, file
if File.exist? file_name then
included = IO.readlines file_name
break
end
end
included
end
private :get_included
##
# Formats line numbers +line_numbers+ prettily
def format_line_num(*line_numbers)
width = line_numbers.collect{|i| i.to_s.length }.max
line_numbers.collect{|i| sprintf("%#{width}d", i) }
end
private :format_line_num
##
# Retrieves the content of +values+ as a single String
def content values
values.map { |value| value.content }.join
end
##
# Creates a paragraph for +value+
def paragraph value
content = cut_off(value).join(' ').rstrip
contents = @inline_parser.parse content
RDoc::Markup::Paragraph.new(*contents)
end
##
# Adds footnote +content+ to the document
def add_footnote content
index = @footnotes.length / 2 + 1
footmark_link = "{^#{index}}[rdoc-label:footmark-#{index}:foottext-#{index}]"
@footnotes << RDoc::Markup::Paragraph.new(footmark_link, ' ', *content)
@footnotes << RDoc::Markup::BlankLine.new
index
end
##
# Adds label +label+ to the document
def add_label label
@labels[label] = true
label
end
# :stopdoc:
##### State transition tables begin ###
racc_action_table = [
34, 35, 30, 33, 40, 34, 35, 30, 33, 40,
65, 34, 35, 30, 33, 14, 73, 36, 38, 34,
15, 88, 34, 35, 30, 33, 14, 9, 10, 11,
12, 15, 34, 35, 30, 33, 14, 9, 10, 11,
12, 15, 34, 35, 30, 33, 35, 47, 30, 54,
33, 15, 34, 35, 30, 33, 54, 47, 14, 14,
59, 15, 34, 35, 30, 33, 14, 73, 67, 76,
77, 15, 34, 35, 30, 33, 14, 73, 54, 81,
38, 15, 34, 35, 30, 33, 14, 73, 38, 40,
83, 15, 34, 35, 30, 33, 14, 73, nil, nil,
nil, 15, 34, 35, 30, 33, 14, 73, nil, nil,
nil, 15, 34, 35, 30, 33, 14, 73, nil, nil,
nil, 15, 34, 35, 30, 33, 14, 73, nil, nil,
nil, 15, 34, 35, 30, 33, 14, 73, nil, nil,
nil, 15, 34, 35, 30, 33, 14, 73, 61, 63,
nil, 15, 14, 62, 60, 61, 63, 79, 61, 63,
62, 87, nil, 62, 34, 35, 30, 33 ]
racc_action_check = [
41, 41, 41, 41, 41, 15, 15, 15, 15, 15,
41, 86, 86, 86, 86, 86, 86, 1, 13, 22,
86, 86, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 24, 24, 24, 24, 25, 24, 28, 30,
31, 24, 27, 27, 27, 27, 33, 27, 34, 35,
36, 27, 45, 45, 45, 45, 45, 45, 44, 49,
51, 45, 46, 46, 46, 46, 46, 46, 54, 56,
57, 46, 47, 47, 47, 47, 47, 47, 58, 62,
66, 47, 68, 68, 68, 68, 68, 68, nil, nil,
nil, 68, 74, 74, 74, 74, 74, 74, nil, nil,
nil, 74, 75, 75, 75, 75, 75, 75, nil, nil,
nil, 75, 78, 78, 78, 78, 78, 78, nil, nil,
nil, 78, 79, 79, 79, 79, 79, 79, nil, nil,
nil, 79, 85, 85, 85, 85, 85, 85, 39, 39,
nil, 85, 52, 39, 39, 82, 82, 52, 64, 64,
82, 82, nil, 64, 20, 20, 20, 20 ]
racc_action_pointer = [
19, 17, 29, nil, nil, nil, nil, nil, nil, nil,
nil, nil, nil, 11, nil, 2, nil, nil, nil, nil,
161, nil, 16, nil, 39, 42, nil, 49, 43, nil,
41, 44, nil, 48, 51, 52, 60, nil, nil, 141,
nil, -3, nil, nil, 55, 59, 69, 79, nil, 56,
nil, 57, 145, nil, 70, nil, 66, 73, 81, nil,
nil, nil, 82, nil, 151, nil, 77, nil, 89, nil,
nil, nil, nil, nil, 99, 109, nil, nil, 119, 129,
nil, nil, 148, nil, nil, 139, 8, nil, nil ]
racc_action_default = [
-2, -73, -1, -4, -5, -6, -7, -8, -9, -10,
-11, -12, -13, -14, -16, -73, -23, -24, -25, -26,
-27, -31, -32, -34, -72, -36, -38, -72, -40, -42,
-59, -44, -46, -59, -63, -65, -73, -3, -15, -73,
-22, -73, -30, -33, -73, -69, -70, -71, -37, -73,
-41, -73, -51, -58, -61, -45, -73, -62, -64, 89,
-17, -19, -73, -21, -18, -28, -73, -35, -66, -53,
-54, -55, -56, -57, -67, -68, -39, -43, -49, -73,
-60, -47, -73, -29, -52, -48, -73, -20, -50 ]
racc_goto_table = [
4, 39, 4, 68, 74, 75, 5, 6, 5, 6,
44, 42, 51, 49, 3, 56, 37, 57, 58, 1,
2, 66, 84, 41, 43, 48, 50, 64, 84, 84,
45, 46, 42, 45, 46, 55, 85, 86, 80, 84,
84, nil, nil, nil, nil, nil, nil, nil, 82, nil,
nil, nil, 78 ]
racc_goto_check = [
4, 10, 4, 31, 31, 31, 5, 6, 5, 6,
21, 12, 27, 21, 3, 27, 3, 9, 9, 1,
2, 11, 32, 17, 19, 23, 26, 10, 32, 32,
5, 6, 12, 5, 6, 29, 31, 31, 33, 32,
32, nil, nil, nil, nil, nil, nil, nil, 10, nil,
nil, nil, 4 ]
racc_goto_pointer = [
nil, 19, 20, 14, 0, 6, 7, nil, nil, -17,
-14, -20, -9, nil, nil, nil, nil, 8, nil, 2,
nil, -14, nil, 0, nil, nil, -2, -18, nil, 4,
nil, -42, -46, -16 ]
racc_goto_default = [
nil, nil, nil, nil, 70, 71, 72, 7, 8, 13,
nil, nil, 21, 16, 17, 18, 19, 20, 22, 23,
24, nil, 25, 26, 27, 28, 29, nil, 31, 32,
52, nil, 69, 53 ]
racc_reduce_table = [
0, 0, :racc_error,
1, 15, :_reduce_1,
0, 15, :_reduce_2,
2, 16, :_reduce_3,
1, 16, :_reduce_4,
1, 17, :_reduce_5,
1, 17, :_reduce_6,
1, 17, :_reduce_none,
1, 17, :_reduce_8,
1, 17, :_reduce_9,
1, 17, :_reduce_10,
1, 17, :_reduce_11,
1, 21, :_reduce_12,
1, 22, :_reduce_13,
1, 18, :_reduce_14,
2, 23, :_reduce_15,
1, 23, :_reduce_16,
3, 19, :_reduce_17,
1, 25, :_reduce_18,
2, 24, :_reduce_19,
4, 24, :_reduce_20,
2, 24, :_reduce_21,
1, 24, :_reduce_22,
1, 26, :_reduce_none,
1, 26, :_reduce_none,
1, 26, :_reduce_none,
1, 26, :_reduce_none,
1, 20, :_reduce_27,
3, 20, :_reduce_28,
4, 20, :_reduce_29,
2, 31, :_reduce_30,
1, 31, :_reduce_31,
1, 27, :_reduce_32,
2, 32, :_reduce_33,
1, 32, :_reduce_34,
3, 33, :_reduce_35,
1, 28, :_reduce_36,
2, 36, :_reduce_37,
1, 36, :_reduce_38,
3, 37, :_reduce_39,
1, 29, :_reduce_40,
2, 39, :_reduce_41,
1, 39, :_reduce_42,
3, 40, :_reduce_43,
1, 30, :_reduce_44,
2, 42, :_reduce_45,
1, 42, :_reduce_46,
3, 43, :_reduce_47,
3, 41, :_reduce_48,
2, 41, :_reduce_49,
4, 41, :_reduce_50,
1, 41, :_reduce_51,
2, 45, :_reduce_52,
1, 45, :_reduce_none,
1, 46, :_reduce_54,
1, 46, :_reduce_55,
1, 46, :_reduce_none,
1, 46, :_reduce_57,
1, 44, :_reduce_none,
0, 44, :_reduce_none,
2, 47, :_reduce_none,
1, 47, :_reduce_none,
2, 34, :_reduce_62,
1, 34, :_reduce_63,
2, 38, :_reduce_64,
1, 38, :_reduce_65,
2, 35, :_reduce_66,
2, 35, :_reduce_67,
2, 35, :_reduce_68,
1, 35, :_reduce_69,
1, 35, :_reduce_none,
1, 35, :_reduce_71,
0, 35, :_reduce_72 ]
racc_reduce_n = 73
racc_shift_n = 89
racc_token_table = {
false => 0,
:error => 1,
:DUMMY => 2,
:ITEMLISTLINE => 3,
:ENUMLISTLINE => 4,
:DESCLISTLINE => 5,
:METHODLISTLINE => 6,
:STRINGLINE => 7,
:WHITELINE => 8,
:SUBTREE => 9,
:HEADLINE => 10,
:INCLUDE => 11,
:INDENT => 12,
:DEDENT => 13 }
racc_nt_base = 14
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",
"DUMMY",
"ITEMLISTLINE",
"ENUMLISTLINE",
"DESCLISTLINE",
"METHODLISTLINE",
"STRINGLINE",
"WHITELINE",
"SUBTREE",
"HEADLINE",
"INCLUDE",
"INDENT",
"DEDENT",
"$start",
"document",
"blocks",
"block",
"textblock",
"verbatim",
"lists",
"headline",
"include",
"textblockcontent",
"verbatimcontent",
"verbatim_after_lists",
"list",
"itemlist",
"enumlist",
"desclist",
"methodlist",
"lists2",
"itemlistitems",
"itemlistitem",
"first_textblock_in_itemlist",
"other_blocks_in_list",
"enumlistitems",
"enumlistitem",
"first_textblock_in_enumlist",
"desclistitems",
"desclistitem",
"description_part",
"methodlistitems",
"methodlistitem",
"whitelines",
"blocks_in_list",
"block_in_list",
"whitelines2" ]
Racc_debug_parser = false
##### State transition tables end #####
# reduce 0 omitted
def _reduce_1(val, _values, result)
result = RDoc::Markup::Document.new(*val[0])
result
end
def _reduce_2(val, _values, result)
raise ParseError, "file empty"
result
end
def _reduce_3(val, _values, result)
result = val[0].concat val[1]
result
end
def _reduce_4(val, _values, result)
result = val[0]
result
end
def _reduce_5(val, _values, result)
result = val
result
end
def _reduce_6(val, _values, result)
result = val
result
end
# reduce 7 omitted
def _reduce_8(val, _values, result)
result = val
result
end
def _reduce_9(val, _values, result)
result = val
result
end
def _reduce_10(val, _values, result)
result = [RDoc::Markup::BlankLine.new]
result
end
def _reduce_11(val, _values, result)
result = val[0].parts
result
end
def _reduce_12(val, _values, result)
# val[0] is like [level, title]
title = @inline_parser.parse(val[0][1])
result = RDoc::Markup::Heading.new(val[0][0], title)
result
end
def _reduce_13(val, _values, result)
result = RDoc::Markup::Include.new val[0], @include_path
result
end
def _reduce_14(val, _values, result)
# val[0] is Array of String
result = paragraph val[0]
result
end
def _reduce_15(val, _values, result)
result << val[1].rstrip
result
end
def _reduce_16(val, _values, result)
result = [val[0].rstrip]
result
end
def _reduce_17(val, _values, result)
# val[1] is Array of String
content = cut_off val[1]
result = RDoc::Markup::Verbatim.new(*content)
# imform to lexer.
@in_verbatim = false
result
end
def _reduce_18(val, _values, result)
# val[0] is Array of String
content = cut_off val[0]
result = RDoc::Markup::Verbatim.new(*content)
# imform to lexer.
@in_verbatim = false
result
end
def _reduce_19(val, _values, result)
result << val[1]
result
end
def _reduce_20(val, _values, result)
result.concat val[2]
result
end
def _reduce_21(val, _values, result)
result << "\n"
result
end
def _reduce_22(val, _values, result)
result = val
# inform to lexer.
@in_verbatim = true
result
end
# reduce 23 omitted
# reduce 24 omitted
# reduce 25 omitted
# reduce 26 omitted
def _reduce_27(val, _values, result)
result = val[0]
result
end
def _reduce_28(val, _values, result)
result = val[1]
result
end
def _reduce_29(val, _values, result)
result = val[1].push(val[2])
result
end
def _reduce_30(val, _values, result)
result = val[0] << val[1]
result
end
def _reduce_31(val, _values, result)
result = [val[0]]
result
end
def _reduce_32(val, _values, result)
result = RDoc::Markup::List.new :BULLET, *val[0]
result
end
def _reduce_33(val, _values, result)
result.push(val[1])
result
end
def _reduce_34(val, _values, result)
result = val
result
end
def _reduce_35(val, _values, result)
result = RDoc::Markup::ListItem.new nil, val[0], *val[1]
result
end
def _reduce_36(val, _values, result)
result = RDoc::Markup::List.new :NUMBER, *val[0]
result
end
def _reduce_37(val, _values, result)
result.push(val[1])
result
end
def _reduce_38(val, _values, result)
result = val
result
end
def _reduce_39(val, _values, result)
result = RDoc::Markup::ListItem.new nil, val[0], *val[1]
result
end
def _reduce_40(val, _values, result)
result = RDoc::Markup::List.new :NOTE, *val[0]
result
end
def _reduce_41(val, _values, result)
result.push(val[1])
result
end
def _reduce_42(val, _values, result)
result = val
result
end
def _reduce_43(val, _values, result)
term = @inline_parser.parse val[0].strip
result = RDoc::Markup::ListItem.new term, *val[1]
result
end
def _reduce_44(val, _values, result)
result = RDoc::Markup::List.new :LABEL, *val[0]
result
end
def _reduce_45(val, _values, result)
result.push(val[1])
result
end
def _reduce_46(val, _values, result)
result = val
result
end
def _reduce_47(val, _values, result)
result = RDoc::Markup::ListItem.new "<tt>#{val[0].strip}</tt>", *val[1]
result
end
def _reduce_48(val, _values, result)
result = [val[1]].concat(val[2])
result
end
def _reduce_49(val, _values, result)
result = [val[1]]
result
end
def _reduce_50(val, _values, result)
result = val[2]
result
end
def _reduce_51(val, _values, result)
result = []
result
end
def _reduce_52(val, _values, result)
result.concat val[1]
result
end
# reduce 53 omitted
def _reduce_54(val, _values, result)
result = val
result
end
def _reduce_55(val, _values, result)
result = val
result
end
# reduce 56 omitted
def _reduce_57(val, _values, result)
result = []
result
end
# reduce 58 omitted
# reduce 59 omitted
# reduce 60 omitted
# reduce 61 omitted
def _reduce_62(val, _values, result)
result = paragraph [val[0]].concat(val[1])
result
end
def _reduce_63(val, _values, result)
result = paragraph [val[0]]
result
end
def _reduce_64(val, _values, result)
result = paragraph [val[0]].concat(val[1])
result
end
def _reduce_65(val, _values, result)
result = paragraph [val[0]]
result
end
def _reduce_66(val, _values, result)
result = [val[0]].concat(val[1])
result
end
def _reduce_67(val, _values, result)
result.concat val[1]
result
end
def _reduce_68(val, _values, result)
result = val[1]
result
end
def _reduce_69(val, _values, result)
result = val
result
end
# reduce 70 omitted
def _reduce_71(val, _values, result)
result = []
result
end
def _reduce_72(val, _values, result)
result = []
result
end
def _reduce_none(val, _values, result)
val[0]
end
end # class BlockParser
end
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