Class: Groundskeeper::Document

Inherits:
Object
  • Object
show all
Defined in:
lib/groundskeeper/document.rb

Overview

Wraps files.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(path) ⇒ Document

Returns a new instance of Document.



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# File 'lib/groundskeeper/document.rb', line 8

def initialize(path)
  @path = File.expand_path(path)
end

Instance Attribute Details

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/groundskeeper/document.rb', line 6

def path
  @path
end

Instance Method Details

#append_to_file(expression, value) ⇒ Object

Inserts the provided value after the expression in place in the file.



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# File 'lib/groundskeeper/document.rb', line 32

def append_to_file(expression, value)
  content = read.force_encoding("utf-8")
  match = content.match(expression)[0].force_encoding("utf-8")
  content.gsub! expression, match + value
  write_file content
end

#exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/groundskeeper/document.rb', line 12

def exists?
  File.exist? path
end

#gsub_file(expression, value) ⇒ Object

Replaces the expression with the provided value in place in the file.



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# File 'lib/groundskeeper/document.rb', line 25

def gsub_file(expression, value)
  content = read
  content.gsub! expression, value
  write_file content
end

#match(expression_with_capture) ⇒ Object

Returns the first captured expression or nil if it is not found.



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# File 'lib/groundskeeper/document.rb', line 17

def match(expression_with_capture)
  content = read
  match = content.match(expression_with_capture)

  match[1] if match
end

#prepend_file(value) ⇒ Object

Inserts the provided value at the beginning of the file.



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# File 'lib/groundskeeper/document.rb', line 40

def prepend_file(value)
  content = read
  write_file(value + content)
end

#read ⇒ Object 



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# File 'lib/groundskeeper/document.rb', line 49

def read
  return "" unless exists?

  File.binread(path)
end

#write_file(content) ⇒ Object 



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# File 'lib/groundskeeper/document.rb', line 45

def write_file(content)
  File.open(path, "wb") { |file| file.write(content) }
end