Class: SCSSLint::Linter::ColorVariable

Inherits:
SCSSLint::Linter
  • Object
show all
Includes:
SCSSLint::LinterRegistry
Defined in:
lib/scss_lint/linter/color_variable.rb

Overview

Ensures color literals are used only in variable declarations.

Constant Summary

Constants included from Utils

Utils::COLOR_REGEX

Instance Attribute Summary

Attributes inherited from SCSSLint::Linter

#config, #engine, #lints

Instance Method Summary collapse

Methods included from SCSSLint::LinterRegistry

extract_linters_from, included

Methods inherited from SCSSLint::Linter

#initialize, #name, #run

Methods included from Utils

#color?, #color_hex?, #color_keyword?, #color_keyword_to_code, #extract_string_selectors, #node_ancestor, #node_siblings, #pluralize, #previous_node, #remove_quoted_strings, #same_position?

Methods included from SelectorVisitor

#visit_selector

Constructor Details

This class inherits a constructor from SCSSLint::Linter

Instance Method Details

#visit_script_color(node) ⇒ Object 



6
7
8
9
10
11
12
13
14
15
 
# File 'lib/scss_lint/linter/color_variable.rb', line 6

def visit_script_color(node)
  return if in_variable_declaration?(node) ||
            in_map_declaration?(node) ||
            in_rgba_function_call?(node)

  # Source range sometimes includes closing parenthesis, so extract it
  color = source_from_range(node.source_range)[/(#?[a-z0-9]+)/i, 1]

  record_lint(node, color) if color?(color)
end

#visit_script_string(node) ⇒ Object 



17
18
19
20
21
22
 
# File 'lib/scss_lint/linter/color_variable.rb', line 17

def visit_script_string(node)
  remove_quoted_strings(node.value)
    .scan(/(^|\s)(#[a-f0-9]+|[a-z]+)(?=\s|$)/i)
    .select { |_, word| color?(word) }
    .each   { |_, color| record_lint(node, color) }
end