Class: Slimi::Range

Inherits:

Object

• Object
• Slimi::Range

Defined in:

lib/slimi/range.rb

Overview

Get line-based information from source code and its index.

Instance Method Summary

• #column ⇒ Integer

  1-indexed column index.

• #initialize(index:, source:) ⇒ Range constructor

  A new instance of Range.

• #line ⇒ Object
• #line_number ⇒ Integer

  1-indexed line index.

Constructor Details

#initialize(index:, source:) ⇒ Range

Returns a new instance of Range.

Parameters:

• index (Integer) —

  0-indexed per-character index.

• source (String)

# File 'lib/slimi/range.rb', line 8

def initialize(index:, source:)
  @index = index
  @source = source
end

Instance Method Details

#column ⇒ Integer

Returns 1-indexed column index.

Returns:

• (Integer) —

  1-indexed column index.

# File 'lib/slimi/range.rb', line 14

def column
  (@index - line_beginning_index) + 1
end

#line ⇒ Object

# File 'lib/slimi/range.rb', line 18

def line
  @source[line_beginning_index...line_ending_index]
end

#line_number ⇒ Integer

Returns 1-indexed line index.

Returns:

• (Integer) —

  1-indexed line index.

# File 'lib/slimi/range.rb', line 23

def line_number
  @source[0..@index].scan(/^/).length
end