Class: JSLintJohnson::RakeTask

Inherits:
Rake::TaskLib
  • Object
show all
Defined in:
lib/jslint-johnson/rake_task.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize {|_self| ... } ⇒ RakeTask

Returns a new instance of RakeTask.

Yields:

  • (_self)

Yield Parameters:



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# File 'lib/jslint-johnson/rake_task.rb', line 21

def initialize
  # a default name
  @name = "lint"
  
  # a default description
  @description = "Runs the JSLint Test Suite"

  # by default a glob pattern that will include javascript files found in rails
  @include_pattern = "app/javascripts/**/*.js"

  # by default a glob pattern which will match no files
  @exclude_pattern = ""

  # by default use standard output for writing information
  @output_stream = STDOUT

  # if a block was given allow the block to call elements on this object
  yield self if block_given?

  # create the rake task
  new_task = task(name) do
    formatter = JSLintJohnson::Formatter.new(output_stream)

    lint_result = runner.run do |file, errors|
      formatter.tick(errors)
    end

    # put a separator line in between the ticks and any summary
    output_stream.print "\n"

    # print a summary of failed files
    formatter.summary(files_to_run, lint_result)

    # raise an exception if there are errors
    raise "jslint suite failed" unless lint_result.empty?
  end
  
  # assign the description to the rake task
  new_task.comment = description
end

Instance Attribute Details

#description ⇒ Object

description for the task



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# File 'lib/jslint-johnson/rake_task.rb', line 10

def description
  @description
end

#exclude_pattern ⇒ Object

exclusion glob pattern for files



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# File 'lib/jslint-johnson/rake_task.rb', line 16

def exclude_pattern
  @exclude_pattern
end

#include_pattern ⇒ Object

inclusion glob pattern for files



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# File 'lib/jslint-johnson/rake_task.rb', line 13

def include_pattern
  @include_pattern
end

#name ⇒ Object

name of the rake task



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# File 'lib/jslint-johnson/rake_task.rb', line 7

def name
  @name
end

#output_stream ⇒ Object

output stream for this task



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# File 'lib/jslint-johnson/rake_task.rb', line 19

def output_stream
  @output_stream
end

Instance Method Details

#files_to_run ⇒ Object

Returns a list of all files to run, sorted



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# File 'lib/jslint-johnson/rake_task.rb', line 65

def files_to_run
  included_files = Dir.glob(include_pattern)
  excluded_files = Dir.glob(exclude_pattern)

  (included_files - excluded_files).sort
end