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describe('RepoFetcherRatings', function(){ | |
beforeEach( function(){ | |
// mock factory objects | |
var fetchMock = { | |
fetcher:function(){ | |
//fake promise | |
var then = function(){ | |
return [{}, {}, {}]; | |
}; |
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# ternary approach | |
mood = day.is_sunny? ? 'good' : 'bad' | |
# if then else approach | |
mood = if day.is_sunny? then 'good' else 'bad' end | |
# boolean approach | |
mood = (day.is_sunny? && 'good') || 'bad' | |
# override approach |
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require 'ostruct' | |
class MyOpenStruct < OpenStruct | |
def _to_hash | |
h = @table | |
#handles nested structures | |
h.each do |k,v| | |
if v.class == MyOpenStruct | |
h[k] = v._to_hash | |
end |
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#classes to delegate to | |
############# | |
class A | |
class << self; attr_accessor :_me; end | |
attr_accessor :me | |
def initialize | |
@me = :aa | |
end |
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def create_hash(akey, avalue, ahash) | |
ahash ||= {} | |
ahash.merge!({akey => avalue}) if akey | |
ahash | |
end | |
p create_hash(:a, 'A', {:z => ['z', 'Z']}) |
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#map equivalent | |
x = for i in ['a', 'b', 'c'] | |
i + i | |
#=> ['aa', 'bb', 'cc'] | |
#for each equivalent | |
for i in ['a', 'b', 'c'] | |
#do side effect | |
null |
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#!/bin/bash | |
# | |
# This script installs and configures couchdb on a fresh Amazon Linux AMI instance. | |
# | |
# Must be run with root privileges | |
# Tested with Amazon Linux AMI release 2011.02.1.1 (ami-8c1fece5) | |
# | |
export BUILD_DIR="$PWD" |
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module NeoMethods | |
#include NeoProxy | |
#ThinProxy objects must be used when the object doesn't support #define_singleton_method (i.e. symbols) | |
#SymbolMethods = {:sym_add => lambda{|x| result = (self.to_s + x.to_s).to_sym; replace_self(result)} } | |
module Symbol | |
Methods = { | |
:sym_add => lambda do |x| | |
#proxy = ThinProxy.new(self) | |
sum = self.to_s + x.to_s |
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#Self Application Function | |
lambda {|f| f.call(f)} | |
g_x = lambda {|g_x| | |
lambda { |*args| | |
args | |
} | |
} | |
p lambda {|f| f.call(f)}.call(g_x).call(:a, :b, :c) |
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#find arbitrairly deep value based on keys | |
# {:a=> {:b=> {:c => 'C'}}}.find_deep(:a, :b, :c) #=> 'C' | |
class Hash | |
def find_deep(*keys) | |
find_deep_iter(self, keys) | |
end | |
def find_deep_iter(h, keys) | |
return h if keys.empty? | |
if h.respond_to? :keys |
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