Class: CtagsSourceStructure

Inherits:
SourceStructure show all
Defined in:
ext/ae-editor/ae-editor.rb

Direct Known Subclasses

RubyCtagsSourceStructure

Constant Summary collapse

SUPPORTED_LANG = 
['Ant','Asm','Asp','Awk','Basic','BETA','C','C++','C#','Cobol','DosBatch','Eiffel','Erlang','Flex','Fortran','HTML','Java','JavaScript','Lisp','Lua','Make','MatLab','OCaml','Pascal','Perl','PHP','Python','REXX','Ruby','Scheme','Sh','SLang','SML','SQL','Tcl','Tex','Vera','Verilog','VHDL','Vim','YACC']

Instance Attribute Summary

Attributes inherited from SourceStructure

#root

Instance Method Summary collapse

Methods inherited from SourceStructure

#class_node_by_line, #deep_node_by_line, #node_by_line, root

Constructor Details

#initialize(_file, _ctags_string = 'ctags', _row_rif = nil, _language = nil) ⇒ CtagsSourceStructure

Returns a new instance of CtagsSourceStructure.



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# File 'ext/ae-editor/ae-editor.rb', line 101

def initialize(_file, _ctags_string='ctags', _row_rif = nil, _language=nil)
  super()
  @file = _file
  @ctags_string = _ctags_string
  @language = (_language.nil?)?nil:_language.capitalize
  @classes = Hash.new
  @last_root = @root
  @last_class_node = @root
  @last_node = @root
  @blank_rows = []    
  initialize_blank_rows(_row_rif) if !_row_rif.nil?
  build_structure
end

Instance Method Details

#build_structure ⇒ Object 



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# File 'ext/ae-editor/ae-editor.rb', line 124

def build_structure
  output = ctags
  output.each {|line|
    b1,brest =  line.split("/^")
    b2,b3 = brest.split('$/;"')
    name,file = b1.strip.split("\t")
    definition = b2.strip
    fields_raw = b3.nil? ? [] : b3.strip.split("\t")
    fields = Hash.new
    fields_raw.each{|item|
      k,v=item.split(":")
      fields[k.strip]=v.strip if !k.nil? && !v.nil?
    }      
    if fields['class'] != nil
      parent = @classes[fields['class']]
    elsif fields['interface'] != nil
      parent = @classes[fields['interface']]
    elsif ['method','singleton method'].include?(fields['kind'])
      parent = @last_class_node
    else
      parent = @last_root
    end
    node = SourceTreeNode.new(parent, fields['kind'])
    node.label = name
    node.helptext = definition
    node.args = ''
    definition.split(name)[1..-1].each { |part| node.args += "#{part}" }
    node.rif = fields['line']
    ln_rif = node.rif.to_i - 1 
    while @blank_rows.include?(ln_rif) && ln_rif > 0
      ln_rif = ln_rif - 1
    end
    @last_node.rif_end = ln_rif.to_s
    
    if ['class','module','interface','package'].include?(fields['kind'])
      if fields['class'] != nil
        @classes["#{fields['class']}.#{name}"]=node
      else
        @classes[name]=node          
      end
      @last_class_node = node
    end
    node.sortable =  !['package','field'].include?(fields['kind'])
    @last_node = node
  }   
    
  
end

#ctags ⇒ Object 



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# File 'ext/ae-editor/ae-editor.rb', line 173

def ctags
  if @language != nil && SUPPORTED_LANG.include?(@language)
    @ctags_string = "#{@ctags_string} --language-force=#{@language}"
  end
  _cmd_ = "|#{@ctags_string} --fields=+a+f+m+i+k+K+n+s+S+t+z -uf - #{@file}"
  to_ret = ''
  begin
    open(_cmd_, "r"){|f| 
      to_ret = f.readlines
    }
  rescue RuntimeError => e
    Arcadia.runtime_error(e)
  end
  to_ret
end

#initialize_blank_rows(_row = nil) ⇒ Object 



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# File 'ext/ae-editor/ae-editor.rb', line 115

def initialize_blank_rows(_row = nil)
  File::open(@file,'rb'){ |file|
    file.readlines.each_with_index{| line, i | 
      @blank_rows << i+1 if line.strip == ''
    }
  }
  @blank_rows << _row if _row 
end