Class: Block

Inherits:
Object
  • Object
show all
Defined in:
lib/docme/block.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(block) ⇒ Block

Returns a new instance of Block.



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# File 'lib/docme/block.rb', line 11

def initialize(block)
    @attributes = {}
    @is_empty = true

    parse_block(block)
end

Instance Attribute Details

#attributes ⇒ Object (readonly)

Returns the value of attribute attributes.



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# File 'lib/docme/block.rb', line 8

def attributes
  @attributes
end

#is_empty ⇒ Object (readonly)

Returns the value of attribute is_empty.



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# File 'lib/docme/block.rb', line 9

def is_empty
  @is_empty
end

Instance Method Details

#parse_block(block) ⇒ Object 



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# File 'lib/docme/block.rb', line 18

def parse_block(block)

    is_docme = 0
    block_flag = 0
    block_attr = ''
    multi_line = ''
    block_content = {}

    # each element in the block represents a line
    block.each do |line|
        strip_line = line.lstrip

        # if line begins with '+' then we are defining an attribute
        if strip_line.rindex('+', 0) == 0

            is_docme = 1
            parts = strip_line.split(':', 2)

            if parts[0].nil? || parts[1].nil?
                is_docme = 0
                next
            end

            # parts[0] == the attribute name
            attribute = clean_attribute(parts[0])

            content = clean_content(parts[1])

            # if the content begins with '{' then we have a regular block
            if content.rindex('{{', 0) == 0
                # go to the next line and look for '-', set block flag
                # add the attribute to the doc
                block_flag = 1
                block_attr = attribute
                next
            end

            # add content to the doc
            @attributes.store(attribute, content)
            next
        end

        # if line begins with a '-' then we are in a block, if  we are in a block but there are no sub attributes then do a multi-line
        if strip_line.rindex('-', 0) == 0 && is_docme == 1
            parts = strip_line.split(':')

            # parts[0] == the attribute name
            attribute = clean_attribute(parts[0])

            content = clean_content(parts[1])

            # if !var and !code, then process as regular attributes
            # put the attribute name
            # put the content
            block_content.store(attribute, content)
            next
        end

        if block_flag == 1 && strip_line.rindex('}}', 0) != 0 && is_docme == 1
            line = clean_code(line)
            multi_line.concat(line)
            next
        end

        # if the block flag is set and we reach the end of a block, then we reached the end of a regular block, unset flag
        if block_flag == 1 && strip_line.rindex('}}', 0) == 0 && is_docme == 1
            block_flag = 0

            if multi_line.length > 0
               @attributes.store(block_attr, multi_line)
            else
               @attributes.store(block_attr, block_content)
            end

            multi_line = ''
            block_attr = nil
            block_content = {}
            next
        end

    end

    @is_empty = @attributes.empty?
end