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Switched the parameter to be added to the guard instead of the watcher.

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This commit is contained in:
Kevin Krauss 2011-10-10 09:52:53 -07:00
parent a274fb1ddf
commit bdfdf45325
3 changed files with 34 additions and 32 deletions
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7
lib/guard/guard.rb
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@ -30,16 +30,17 @@ module Guard
class Guard
include Hook
attr_accessor :watchers, :options, :group
attr_accessor :watchers, :options, :group, :any_return
# Initialize a Guard.
#
# @param [Array<Guard::Watcher>] watchers the Guard file watchers
# @param [Hash] options the custom Guard options
# @param [Boolean] any_return allow the user to define return when using a block with a watcher
#
def initialize(watchers = [], options = {})
def initialize(watchers = [], options = {}, any_return = false)
@group = options[:group] ? options.delete(:group).to_sym : :default
@watchers, @options = watchers, options
@watchers, @options, @any_return = watchers, options, any_return
end
# Initialize the Guard. This will copy the Guardfile template inside the Guard gem.

12
lib/guard/watcher.rb
View File

@ -12,10 +12,9 @@ module Guard
#
# @param [String, Regexp] pattern the pattern to be watched by the guard
# @param [Block] action the action to execute before passing the result to the Guard
# @param [Boolean] any_return allow the user to define return when using a block
#
def initialize(pattern, action = nil, any_return = false)
@pattern, @action, @any_return = pattern, action, any_return
def initialize(pattern, action = nil)
@pattern, @action = pattern, action
@@warning_printed ||= false
# deprecation warning
@ -40,15 +39,16 @@ module Guard
# @param [Guard::Guard] guard the guard which watchers are used
# @param [Array<String>] files the changed files
# @return [Array<Object>] the matched watcher response
#
def self.match_files(guard, files)
guard.watchers.inject([]) do |paths, watcher|
files.each do |file|
if matches = watcher.match_file?(file)
if watcher.action
result = watcher.call_action(matches)
if watcher.any_return
if guard.any_return
paths << result
elsif result.respond_to?(:empty?) && ! result.empty?
elsif result.respond_to?(:empty?) && !result.empty?
paths << Array(result)
end
else
@ -57,7 +57,7 @@ module Guard
end
end
watcher.any_return ? paths : paths.flatten.map{|p| p.to_s}
guard.any_return ? paths : paths.flatten.map{ |p| p.to_s }
end
end

43
spec/guard/watcher_spec.rb
View File

@ -46,10 +46,11 @@ describe Guard::Watcher do
end
describe ".match_files" do
before(:all) { @guard = Guard::Guard.new
before(:all) do
@guard = Guard::Guard.new
@guard_any_return = Guard::Guard.new
@guard_any_return.any_return = true
}
end
context "with a watcher without action" do
context "that is a regex pattern" do
@ -119,29 +120,29 @@ describe Guard::Watcher do
end
it "returns a single file specified within the action" do
described_class.match_files(@guard, ['spec_helper.rb']).class.should == Array
described_class.match_files(@guard, ['spec_helper.rb']).empty?.should == false
described_class.match_files(@guard_any_return, ['spec_helper.rb']).class.should == Array
described_class.match_files(@guard_any_return, ['spec_helper.rb']).empty?.should == false
end
it "returns multiple files specified within the action" do
described_class.match_files(@guard, ['hash.rb']).should == [{:foo => 'bar'}]
described_class.match_files(@guard_any_return, ['hash.rb']).should == [{:foo => 'bar'}]
end
it "returns multiple files by combining the results of different actions" do
described_class.match_files(@guard, ['spec_helper.rb', 'array.rb']).should == ['spec', ['foo', 'bar']]
described_class.match_files(@guard_any_return, ['spec_helper.rb', 'array.rb']).should == ['spec', ['foo', 'bar']]
end
it "returns the evaluated addition argument in an array" do
described_class.match_files(@guard, ['addition.rb']).class.should == Array
described_class.match_files(@guard, ['addition.rb'])[0].should == 2
described_class.match_files(@guard_any_return, ['addition.rb']).class.should == Array
described_class.match_files(@guard_any_return, ['addition.rb'])[0].should == 2
end
it "returns nothing if the action response is empty string" do
described_class.match_files(@guard, ['blank.rb']).should == ['']
described_class.match_files(@guard_any_return, ['blank.rb']).should == ['']
end
it "returns nothing if the action returns empty string" do
described_class.match_files(@guard, ['uptime.rb']).should == ['']
described_class.match_files(@guard_any_return, ['uptime.rb']).should == ['']
end
end
@ -150,7 +151,7 @@ describe Guard::Watcher do
@guard.watchers = [
described_class.new(%r{lib/(.*)\.rb}, lambda { |m| "spec/#{m[1]}_spec.rb" }),
described_class.new(/addition(.*)\.rb/, lambda { |m| 1 + 1 }),
described_class.new('hash.rb', lambda { Hash[:foo, 'bar'] }),
described_class.new('hash.rb', lambda { |m| Hash[:foo, 'bar'] }),
described_class.new(/array(.*)\.rb/, lambda { |m| ['foo', 'bar'] }),
described_class.new(/blank(.*)\.rb/, lambda { |m| '' }),
described_class.new(/uptime(.*)\.rb/, lambda { |m| `uptime > /dev/null` })
@ -184,10 +185,10 @@ describe Guard::Watcher do
context "with a watcher action that takes a parameter for a watcher that matches information objects" do
before(:all) do
@guard.watchers = [
@guard_any_return.watchers = [
described_class.new(%r{lib/(.*)\.rb}, lambda { |m| "spec/#{m[1]}_spec.rb" }),
described_class.new(/addition(.*)\.rb/, lambda { |m| (1 + 1).to_s + m[0] }),
described_class.new('hash.rb', lambda {|m| Hash[:foo, 'bar', :file_name, m[0]] }),
described_class.new('hash.rb', lambda { |m| Hash[:foo, 'bar', :file_name, m[0]] }),
described_class.new(/array(.*)\.rb/, lambda { |m| ['foo', 'bar', m[0]] }),
described_class.new(/blank(.*)\.rb/, lambda { |m| '' }),
described_class.new(/uptime(.*)\.rb/, lambda { |m| `uptime > /dev/null` })
@ -195,27 +196,27 @@ describe Guard::Watcher do
end
it "returns a substituted single file specified within the action" do
described_class.match_files(@guard, ['lib/my_wonderful_lib.rb']).should == ['spec/my_wonderful_lib_spec.rb']
described_class.match_files(@guard_any_return, ['lib/my_wonderful_lib.rb']).should == ['spec/my_wonderful_lib_spec.rb']
end
it "returns a hash specified within the action" do
described_class.match_files(@guard, ['hash.rb']).should == [{:foo => 'bar', :file_name => 'hash.rb'}]
described_class.match_files(@guard_any_return, ['hash.rb']).should == [{:foo => 'bar', :file_name => 'hash.rb'}]
end
it "returns multiple files by combining the results of different actions" do
described_class.match_files(@guard, ['lib/my_wonderful_lib.rb', 'array.rb']).should == ['spec/my_wonderful_lib_spec.rb', ['foo', 'bar', "array.rb"]]
described_class.match_files(@guard_any_return, ['lib/my_wonderful_lib.rb', 'array.rb']).should == ['spec/my_wonderful_lib_spec.rb', ['foo', 'bar', "array.rb"]]
end
it "returns the evaluated addition argument + the path" do
described_class.match_files(@guard, ['addition.rb']).should == ["2addition.rb"]
described_class.match_files(@guard_any_return, ['addition.rb']).should == ["2addition.rb"]
end
it "returns nothing if the action response is empty string" do
described_class.match_files(@guard, ['blank.rb']).should == ['']
described_class.match_files(@guard_any_return, ['blank.rb']).should == ['']
end
it "returns nothing if the action returns empty string" do
described_class.match_files(@guard, ['uptime.rb']).should == ['']
described_class.match_files(@guard_any_return, ['uptime.rb']).should == ['']
end
end
@ -223,10 +224,10 @@ describe Guard::Watcher do
before(:all) { @guard.watchers = [described_class.new('evil.rb', lambda { raise "EVIL" })] }
it "displays the error and backtrace" do
Guard::UI.should_receive(:error) { |msg|
Guard::UI.should_receive(:error) do |msg|
msg.should include("Problem with watch action!")
msg.should include("EVIL")
}
end
described_class.match_files(@guard, ['evil.rb'])
end