As I’ve missed my last 2 posts, I’m going to now regale you with not 1, not 2, but 3 (three!) of my favorite little hacks ruby hacks.
Digg
Do you have a deeply nested structures you want 1 value from deep inside? Don’t care if the path is broken? Use digg! I especially love this to get deeply nested data out of a JSON response.
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module Digg |
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def digg(*path)
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path.inject(self) do |memo, key|
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(memo.respond_to?(:[]) && (memo[key] || {})) || break
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end
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end
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end |
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Array.send :include, Digg
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Hash.send :include, Digg
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# Use as
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some_complex_json_rsponse.digg('preview', 'thumbnail', 0, 'id')
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<span style="font-family:sans-serif,arial,verdana,trebuchet ms; font-size:13px; line-height:1.6em">(Would you believe there is no digging related emoji? Have a </span>
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