Class: Swift::Boiler::TokenPatternValidator

Inherits:
Object
  • Object
show all
Defined in:
lib/swift/boiler/token_pattern_validator.rb

Instance Method Summary collapse

Instance Method Details

#contains_unique_instace_of_type(tokens, type) ⇒ Object 



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# File 'lib/swift/boiler/token_pattern_validator.rb', line 33

def contains_unique_instace_of_type(tokens, type)
  instance_counter = 0
  tokens.each do |token|
    if token.type == type
      instance_counter += 1
    end
  end
  instance_counter == 1
end

#is_first_token_help_option(tokens) ⇒ Object 



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# File 'lib/swift/boiler/token_pattern_validator.rb', line 47

def is_first_token_help_option(tokens) 
  tokens.count > 0 && is_help_token(tokens[0])
end

#is_first_token_template_name_type(tokens) ⇒ Object 



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# File 'lib/swift/boiler/token_pattern_validator.rb', line 43

def is_first_token_template_name_type(tokens)
  tokens.count > 0 && is_template_name_token(tokens[0])
end

#is_first_token_template_option(tokens) ⇒ Object 



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# File 'lib/swift/boiler/token_pattern_validator.rb', line 55

def is_first_token_template_option(tokens) 
  tokens.count > 0 && is_template_token(tokens[0])
end

#is_help_pattern(tokens) ⇒ Object 



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# File 'lib/swift/boiler/token_pattern_validator.rb', line 29

def is_help_pattern(tokens)
    tokens.count == 1 && is_first_token_help_option(tokens)
end

#is_help_token(token) ⇒ Object 



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# File 'lib/swift/boiler/token_pattern_validator.rb', line 63

def is_help_token(token)
  token.type == Token::OPTION && (token.content == '-h' || token.content == '--help')
end

#is_template_name_pattern(tokens) ⇒ Object 



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# File 'lib/swift/boiler/token_pattern_validator.rb', line 22

def is_template_name_pattern(tokens)
  has_one_template_name = contains_unique_instace_of_type(tokens, Token::TEMPLATE_NAME)
  has_one_template_path = contains_unique_instace_of_type(tokens, Token::TEMPLATE_PATH)
  has_one_class_name = contains_unique_instace_of_type(tokens, Token::CLASS_NAME)
  !has_one_template_path && has_one_class_name && has_one_template_name && is_first_token_template_name_type(tokens)
end

#is_template_name_token(token) ⇒ Object 



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# File 'lib/swift/boiler/token_pattern_validator.rb', line 59

def is_template_name_token(token) 
  token.type == Token::TEMPLATE_NAME
end

#is_template_path_pattern(tokens) ⇒ Object 



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# File 'lib/swift/boiler/token_pattern_validator.rb', line 15

def is_template_path_pattern(tokens)
  has_one_template_name = contains_unique_instace_of_type(tokens, Token::TEMPLATE_NAME)
  has_one_template_path = contains_unique_instace_of_type(tokens, Token::TEMPLATE_PATH)
  has_one_class_name = contains_unique_instace_of_type(tokens, Token::CLASS_NAME)
  !has_one_template_name && has_one_template_path && has_one_class_name && is_first_token_template_option(tokens)
end

#is_template_token(token) ⇒ Object 



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# File 'lib/swift/boiler/token_pattern_validator.rb', line 67

def is_template_token(token)
  token.type == Token::OPTION && (token.content == '-t' || token.content == '--template')
end

#is_token_pattern_valid(tokens) ⇒ Object 



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# File 'lib/swift/boiler/token_pattern_validator.rb', line 11

def is_token_pattern_valid(tokens)
  is_help_pattern(tokens) || is_template_path_pattern(tokens) || is_template_name_pattern(tokens)
end

#validate(tokens) ⇒ Object 



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# File 'lib/swift/boiler/token_pattern_validator.rb', line 7

def validate(tokens)
  tokens.count > 0 && is_token_pattern_valid(tokens)
end