Class: RDoc::RD::InlineParser
- Inherits:
-
Racc::Parser
- Object
- Racc::Parser
- RDoc::RD::InlineParser
- Defined in:
- lib/rdoc/rd/inline_parser.rb
Overview
RD format parser for inline markup such as emphasis, links, footnotes, etc.
Constant Summary collapse
- EM_OPEN =
:stopdoc:
'((*'
- 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 =
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)
- 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
Instance Method Summary collapse
-
#_reduce_101(val, _values, result) ⇒ Object
reduce 100 omitted.
- #_reduce_102(val, _values, result) ⇒ Object
-
#_reduce_109(val, _values, result) ⇒ Object
reduce 108 omitted.
-
#_reduce_111(val, _values, result) ⇒ Object
reduce 110 omitted.
-
#_reduce_113(val, _values, result) ⇒ Object
reduce 112 omitted.
- #_reduce_114(val, _values, result) ⇒ Object
- #_reduce_115(val, _values, result) ⇒ Object
-
#_reduce_13(val, _values, result) ⇒ Object
reduce 12 omitted.
-
#_reduce_136(val, _values, result) ⇒ Object
reduce 135 omitted.
- #_reduce_14(val, _values, result) ⇒ Object
- #_reduce_15(val, _values, result) ⇒ Object
- #_reduce_16(val, _values, result) ⇒ Object
- #_reduce_17(val, _values, result) ⇒ Object
- #_reduce_18(val, _values, result) ⇒ Object
- #_reduce_19(val, _values, result) ⇒ Object
-
#_reduce_2(val, _values, result) ⇒ Object
reduce 1 omitted.
- #_reduce_20(val, _values, result) ⇒ Object
- #_reduce_21(val, _values, result) ⇒ Object
- #_reduce_22(val, _values, result) ⇒ Object
- #_reduce_23(val, _values, result) ⇒ Object
- #_reduce_24(val, _values, result) ⇒ Object
- #_reduce_25(val, _values, result) ⇒ Object
- #_reduce_26(val, _values, result) ⇒ Object
- #_reduce_27(val, _values, result) ⇒ Object
-
#_reduce_29(val, _values, result) ⇒ Object
reduce 28 omitted.
- #_reduce_3(val, _values, result) ⇒ Object
- #_reduce_30(val, _values, result) ⇒ Object
- #_reduce_31(val, _values, result) ⇒ Object
- #_reduce_32(val, _values, result) ⇒ Object
- #_reduce_33(val, _values, result) ⇒ Object
- #_reduce_34(val, _values, result) ⇒ Object
-
#_reduce_36(val, _values, result) ⇒ Object
reduce 35 omitted.
- #_reduce_37(val, _values, result) ⇒ Object
- #_reduce_38(val, _values, result) ⇒ Object
- #_reduce_39(val, _values, result) ⇒ Object
- #_reduce_40(val, _values, result) ⇒ Object
- #_reduce_41(val, _values, result) ⇒ Object
-
#_reduce_43(val, _values, result) ⇒ Object
reduce 42 omitted.
- #_reduce_44(val, _values, result) ⇒ Object
- #_reduce_45(val, _values, result) ⇒ Object
- #_reduce_46(val, _values, result) ⇒ Object
-
#_reduce_57(val, _values, result) ⇒ Object
reduce 56 omitted.
- #_reduce_58(val, _values, result) ⇒ Object
- #_reduce_59(val, _values, result) ⇒ Object
- #_reduce_60(val, _values, result) ⇒ Object
-
#_reduce_62(val, _values, result) ⇒ Object
reduce 61 omitted.
-
#_reduce_64(val, _values, result) ⇒ Object
reduce 63 omitted.
-
#_reduce_78(val, _values, result) ⇒ Object
reduce 77 omitted.
-
#_reduce_none(val, _values, result) ⇒ Object
reduce 137 omitted.
-
#initialize(block_parser) ⇒ InlineParser
constructor
Creates a new parser for inline markup in the rd format.
-
#inline(rdoc, reference = rdoc) ⇒ Object
Creates a new RDoc::RD::Inline for the
rdoc
markup and the rawreference
. -
#next_token ⇒ Object
Returns the next token from the inline text.
-
#next_words_on_error ⇒ Object
Returns words following an error.
-
#on_error(et, ev, values) ⇒ Object
Raises a ParseError when invalid formatting is found.
-
#parse(inline) ⇒ Object
Parses the
inline
text from RD format into RDoc format. -
#prev_words_on_error(ev) ⇒ Object
Returns words before the error.
Constructor Details
#initialize(block_parser) ⇒ InlineParser
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.
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# File 'lib/rdoc/rd/inline_parser.rb', line 89 def initialize block_parser @block_parser = block_parser end |
Instance Method Details
#_reduce_101(val, _values, result) ⇒ Object
reduce 100 omitted
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# File 'lib/rdoc/rd/inline_parser.rb', line 1099 def _reduce_101(val, _values, result) index = @block_parser.add_footnote val[1].rdoc result = "{*#{index}}[rdoc-label:foottext-#{index}:footmark-#{index}]" result end |
#_reduce_102(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 1106 def _reduce_102(val, _values, result) result = inline "<tt>#{val[1]}</tt>", val[1] result end |
#_reduce_109(val, _values, result) ⇒ Object
reduce 108 omitted
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# File 'lib/rdoc/rd/inline_parser.rb', line 1124 def _reduce_109(val, _values, result) result << val[1] result end |
#_reduce_111(val, _values, result) ⇒ Object
reduce 110 omitted
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# File 'lib/rdoc/rd/inline_parser.rb', line 1131 def _reduce_111(val, _values, result) result = inline val[0] result end |
#_reduce_113(val, _values, result) ⇒ Object
reduce 112 omitted
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# File 'lib/rdoc/rd/inline_parser.rb', line 1139 def _reduce_113(val, _values, result) result = val[1] result end |
#_reduce_114(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 1144 def _reduce_114(val, _values, result) result = val[1] result end |
#_reduce_115(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 1149 def _reduce_115(val, _values, result) result = val[1] result end |
#_reduce_13(val, _values, result) ⇒ Object
reduce 12 omitted
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# File 'lib/rdoc/rd/inline_parser.rb', line 762 def _reduce_13(val, _values, result) content = val[1] result = inline "<em>#{content}</em>", content result end |
#_reduce_136(val, _values, result) ⇒ Object
reduce 135 omitted
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# File 'lib/rdoc/rd/inline_parser.rb', line 1194 def _reduce_136(val, _values, result) result << val[1] result end |
#_reduce_14(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 769 def _reduce_14(val, _values, result) content = val[1] result = inline "<code>#{content}</code>", content result end |
#_reduce_15(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 776 def _reduce_15(val, _values, result) content = val[1] result = inline "+#{content}+", content result end |
#_reduce_16(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 783 def _reduce_16(val, _values, result) content = val[1] result = inline "<tt>#{content}</tt>", content result end |
#_reduce_17(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 790 def _reduce_17(val, _values, result) label = val[1] @block_parser.add_label label.reference result = "<span id=\"label-#{label}\">#{label}</span>" result end |
#_reduce_18(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 798 def _reduce_18(val, _values, result) result = "{#{val[1]}}[#{val[2].join}]" result end |
#_reduce_19(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 804 def _reduce_19(val, _values, result) scheme, inline = val[1] result = "{#{inline}}[#{scheme}#{inline.reference}]" result end |
#_reduce_2(val, _values, result) ⇒ Object
reduce 1 omitted
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# File 'lib/rdoc/rd/inline_parser.rb', line 734 def _reduce_2(val, _values, result) result.append val[1] result end |
#_reduce_20(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 812 def _reduce_20(val, _values, result) result = [nil, inline(val[1])] result end |
#_reduce_21(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 818 def _reduce_21(val, _values, result) result = [ 'rdoc-label:', inline("#{val[0].reference}/#{val[1].reference}") ] result end |
#_reduce_22(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 827 def _reduce_22(val, _values, result) result = ['rdoc-label:', val[0].reference] result end |
#_reduce_23(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 833 def _reduce_23(val, _values, result) result = ['rdoc-label:', "#{val[0].reference}/"] result end |
#_reduce_24(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 839 def _reduce_24(val, _values, result) result = [nil, inline(val[1])] result end |
#_reduce_25(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 845 def _reduce_25(val, _values, result) result = [ 'rdoc-label:', inline("#{val[0].reference}/#{val[1].reference}") ] result end |
#_reduce_26(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 854 def _reduce_26(val, _values, result) result = ['rdoc-label:', val[0]] result end |
#_reduce_27(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 860 def _reduce_27(val, _values, result) ref = val[0].reference result = ['rdoc-label:', inline(ref, "#{ref}/")] result end |
#_reduce_29(val, _values, result) ⇒ Object
reduce 28 omitted
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# File 'lib/rdoc/rd/inline_parser.rb', line 869 def _reduce_29(val, _values, result) result = val[1] result end |
#_reduce_3(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 739 def _reduce_3(val, _values, result) result = val[0] result end |
#_reduce_30(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 874 def _reduce_30(val, _values, result) result = val[1] result end |
#_reduce_31(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 879 def _reduce_31(val, _values, result) result = inline val[0] result end |
#_reduce_32(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 885 def _reduce_32(val, _values, result) result = inline "\"#{val[1]}\"" result end |
#_reduce_33(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 891 def _reduce_33(val, _values, result) result = inline val[0] result end |
#_reduce_34(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 897 def _reduce_34(val, _values, result) result = inline "\"#{val[1]}\"" result end |
#_reduce_36(val, _values, result) ⇒ Object
reduce 35 omitted
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# File 'lib/rdoc/rd/inline_parser.rb', line 905 def _reduce_36(val, _values, result) result = val[1] result end |
#_reduce_37(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 910 def _reduce_37(val, _values, result) result = inline val[1] result end |
#_reduce_38(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 915 def _reduce_38(val, _values, result) result = val[0].append val[1] result end |
#_reduce_39(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 921 def _reduce_39(val, _values, result) result = val[0].append val[1] result end |
#_reduce_40(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 927 def _reduce_40(val, _values, result) result = val[0] result end |
#_reduce_41(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 933 def _reduce_41(val, _values, result) result = inline val[0] result end |
#_reduce_43(val, _values, result) ⇒ Object
reduce 42 omitted
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# File 'lib/rdoc/rd/inline_parser.rb', line 941 def _reduce_43(val, _values, result) result = val[0].append val[1] result end |
#_reduce_44(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 947 def _reduce_44(val, _values, result) result = inline val[0] result end |
#_reduce_45(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 953 def _reduce_45(val, _values, result) result = val[0].append val[1] result end |
#_reduce_46(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 959 def _reduce_46(val, _values, result) result = val[0] result end |
#_reduce_57(val, _values, result) ⇒ Object
reduce 56 omitted
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# File 'lib/rdoc/rd/inline_parser.rb', line 985 def _reduce_57(val, _values, result) result = val[0] result end |
#_reduce_58(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 991 def _reduce_58(val, _values, result) result = inline val[0] result end |
#_reduce_59(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 997 def _reduce_59(val, _values, result) result = inline val[0] result end |
#_reduce_60(val, _values, result) ⇒ Object
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# File 'lib/rdoc/rd/inline_parser.rb', line 1003 def _reduce_60(val, _values, result) result << val[1] result end |
#_reduce_62(val, _values, result) ⇒ Object
reduce 61 omitted
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# File 'lib/rdoc/rd/inline_parser.rb', line 1010 def _reduce_62(val, _values, result) result << val[1] result end |
#_reduce_64(val, _values, result) ⇒ Object
reduce 63 omitted
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# File 'lib/rdoc/rd/inline_parser.rb', line 1018 def _reduce_64(val, _values, result) result << val[1] result end |
#_reduce_78(val, _values, result) ⇒ Object
reduce 77 omitted
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# File 'lib/rdoc/rd/inline_parser.rb', line 1050 def _reduce_78(val, _values, result) result << val[1] result end |
#_reduce_none(val, _values, result) ⇒ Object
reduce 137 omitted
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# File 'lib/rdoc/rd/inline_parser.rb', line 1201 def _reduce_none(val, _values, result) val[0] end |
#inline(rdoc, reference = rdoc) ⇒ Object
Creates a new RDoc::RD::Inline for the rdoc
markup and the raw reference
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# File 'lib/rdoc/rd/inline_parser.rb', line 238 def inline rdoc, reference = rdoc RDoc::RD::Inline.new rdoc, reference end |
#next_token ⇒ Object
Returns the next token from the inline text
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# File 'lib/rdoc/rd/inline_parser.rb', line 107 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 |
#next_words_on_error ⇒ Object
Returns words following an error
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# File 'lib/rdoc/rd/inline_parser.rb', line 227 def next_words_on_error if n = @src.rest.index("\n") @src.rest[0 .. (n-1)] else @src.rest end end |
#on_error(et, ev, values) ⇒ Object
Raises a ParseError when invalid formatting is found
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# File 'lib/rdoc/rd/inline_parser.rb', line 187 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 = <<-MSG RD syntax error: line #{@block_parser.line_index - lines_of_rest}: ...#{prev_words} #{(ev||'')} #{next_words_on_error()} ... MSG << " " * at + "^" * (ev ? ev.length : 0) + "\n" raise ParseError, end |
#parse(inline) ⇒ Object
Parses the inline
text from RD format into RDoc format.
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# File 'lib/rdoc/rd/inline_parser.rb', line 96 def parse inline @inline = inline @src = StringScanner.new inline @pre = "" @yydebug = true do_parse.to_s end |
#prev_words_on_error(ev) ⇒ Object
Returns words before the error
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# File 'lib/rdoc/rd/inline_parser.rb', line 204 def prev_words_on_error(ev) pre = @pre if ev and /#{Regexp.quote(ev)}$/ =~ pre pre = $` end last_line(pre) end |