Class: Marktable::Row

Inherits:
Object
  • Object
show all
Defined in:
lib/marktable/row.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(data, headers: nil) ⇒ Row

Returns a new instance of Row.



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# File 'lib/marktable/row.rb', line 7

def initialize(data, headers: nil)
  @headers = headers
  @values = extract_values(data)
end

Instance Attribute Details

#headers ⇒ Object (readonly)

Returns the value of attribute headers.



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# File 'lib/marktable/row.rb', line 5

def headers
  @headers
end

#values ⇒ Object (readonly)

Returns the value of attribute values.



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# File 'lib/marktable/row.rb', line 5

def values
  @values
end

Class Method Details

.parse(row_string) ⇒ Object

Parse a markdown row string into an array of values



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# File 'lib/marktable/row.rb', line 71

def self.parse(row_string)
  # Skip if nil or empty
  return [] if row_string.nil? || row_string.strip.empty?

  # Remove leading/trailing pipes and split by pipe
  cells = row_string.strip.sub(/^\|/, '').sub(/\|$/, '').split('|')

  # Trim whitespace from each cell
  cells.map(&:strip)
end

.separator?(row_string) ⇒ Boolean

Check if a row is a separator row

Returns:

  • (Boolean) 


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# File 'lib/marktable/row.rb', line 83

def self.separator?(row_string)
  # Skip if nil or empty
  return false if row_string.nil? || row_string.strip.empty?

  # Remove pipes and strip whitespace
  content = row_string.gsub('|', '').strip

  # Check if it contains only dashes and colons (separator characters)
  content.match?(/^[\s:,-]+$/) && content.include?('-')
end

Instance Method Details

#[](key) ⇒ Object

Access a value by index or header



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# File 'lib/marktable/row.rb', line 31

def [](key)
  if key.is_a?(Integer)
    @values[key]
  elsif @headers
    idx = @headers.index(key)
    idx ? @values[idx] : nil
  end
end

#[]=(key, value) ⇒ Object

Set a value by index or header



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# File 'lib/marktable/row.rb', line 41

def []=(key, value)
  if key.is_a?(Integer)
    @values[key] = value if key >= 0 && key < @values.size
  elsif @headers
    idx = @headers.index(key)
    @values[idx] = value if idx && idx < @values.size
  end
end

#headers? ⇒ Boolean

Check if this row uses headers

Returns:

  • (Boolean) 


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# File 'lib/marktable/row.rb', line 51

def headers?
  !@headers.nil?
end

#to_hash ⇒ Object

Convert row data to a hash using headers as keys



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# File 'lib/marktable/row.rb', line 56

def to_hash
  return {} unless @headers

  result = {}
  @values.each_with_index do |value, i|
    # Only include values that have a corresponding header
    if i < @headers.size
      header = @headers[i]
      result[header] = value if header
    end
  end
  result
end

#to_markdown(column_widths) ⇒ Object

Format the row as a markdown table row



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# File 'lib/marktable/row.rb', line 13

def to_markdown(column_widths)
  vals = @values

  # Limit values to either headers count or column_widths size, whichever is appropriate
  max_cols = @headers ? @headers.size : column_widths.size

  formatted_values = column_widths.take(max_cols).map.with_index do |width, i|
    if i < vals.size
      vals[i].to_s.ljust(width)
    else
      ''.ljust(width)
    end
  end

  "| #{formatted_values.join(' | ')} |"
end