Module: SqlBeautifier::Util

Defined in:
lib/sql_beautifier/util.rb

Class Method Summary collapse

Class Method Details

.continuation_padding ⇒ Object 



45
46
47
 
# File 'lib/sql_beautifier/util.rb', line 45

def continuation_padding
  whitespace(SqlBeautifier.config_for(:keyword_column_width))
end

.double_quote_string(value) ⇒ Object 



26
27
28
29
30
 
# File 'lib/sql_beautifier/util.rb', line 26

def double_quote_string(value)
  return if value.nil?

  "#{Constants::DOUBLE_QUOTE}#{value}#{Constants::DOUBLE_QUOTE}"
end

.escape_double_quote(value) ⇒ Object 



32
33
34
35
36
 
# File 'lib/sql_beautifier/util.rb', line 32

def escape_double_quote(value)
  return if value.nil?

  value.gsub(Constants::DOUBLE_QUOTE, Constants::ESCAPED_DOUBLE_QUOTE)
end

.first_word(text) ⇒ Object 



15
16
17
 
# File 'lib/sql_beautifier/util.rb', line 15

def first_word(text)
  text.strip.split(Constants::WHITESPACE_REGEX).first
end

.format_keyword(keyword) ⇒ Object 



49
50
51
52
53
54
55
56
 
# File 'lib/sql_beautifier/util.rb', line 49

def format_keyword(keyword)
  case SqlBeautifier.config_for(:keyword_case)
  when :upper
    keyword.upcase
  else
    keyword.downcase
  end
end

.format_table_name(name) ⇒ Object 



58
59
60
61
62
63
64
65
 
# File 'lib/sql_beautifier/util.rb', line 58

def format_table_name(name)
  case SqlBeautifier.config_for(:table_name_format)
  when :lowercase
    name.downcase
  else
    upper_pascal_case(name)
  end
end

.keyword_padding(keyword) ⇒ Object 



38
39
40
41
42
43
 
# File 'lib/sql_beautifier/util.rb', line 38

def keyword_padding(keyword)
  formatted_keyword = format_keyword(keyword)
  padding_width = [SqlBeautifier.config_for(:keyword_column_width) - formatted_keyword.length, 1].max

  "#{formatted_keyword}#{whitespace(padding_width)}"
end

.strip_outer_parentheses(text) ⇒ Object 



19
20
21
22
23
24
 
# File 'lib/sql_beautifier/util.rb', line 19

def strip_outer_parentheses(text)
  stripped_text = text.strip
  return stripped_text unless stripped_text.start_with?(Constants::OPEN_PARENTHESIS) && stripped_text.end_with?(Constants::CLOSE_PARENTHESIS)

  stripped_text[1...-1].strip
end

.upper_pascal_case(name) ⇒ Object 



11
12
13
 
# File 'lib/sql_beautifier/util.rb', line 11

def upper_pascal_case(name)
  name.split("_").map(&:capitalize).join("_")
end

.whitespace(length) ⇒ Object 



7
8
9
 
# File 'lib/sql_beautifier/util.rb', line 7

def whitespace(length)
  " " * length
end