Goodbye old hash rocket syntax
Ruby
# Old syntax
data = [
{ :one => "un", :two => "deux", :three => "trois" },
{ "weights" => ["pound", "kilogram"], "lengths" => ["meter", "mile"] },
{ :de => { :one => "eins", :two => "zwei", :three => "drei" } }
]
# New syntax
data = [
{ one: "un", two: "deux", three: "trois" },
{ "weights": ["pound", "kilogram"], "lengths": ["meter", "mile"] },
{ de: { one: "eins", two: "zwei", three: "drei" } }
]HAML
-# Old syntax
%div{:data => {:someValue => "Hello world", :"other-value" => 123, :"some-really-long-attr" => true}}
-# New syntax
%div{data: {someValue: "Hello world", "other-value": 123, "some-really-long-attr": true}}