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group consecutive models
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# elements = [{name: "story"}, {name: "social"}, {name: "article"}, {name: "article"}, {name: "story"}, {name: "story"}, {name: "article"}] | |
# group_consecutive_elements("article", elements) | |
def group_consecutive_elements(name, elements) | |
grouped_elements = [] | |
elements.chunk{ |e| e.name == name }.each{ |name, ary| grouped_elements.push((name and ary.length > 1) ? [ary] : ary) } | |
grouped_elements.flatten!(1) | |
grouped_elements | |
end | |
# => [{name: "story"}, {name: "social"}, [{name: "article"}, {name: "article"}], {name: "story"}, {name: "story"}, {name: "article"}] |
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