Module: JSONL

Defined in:
lib/jsonl.rb,
lib/jsonl/version.rb

Constant Summary collapse

VERSION = 
'0.1.5'

Class Method Summary collapse

Class Method Details

.generate(objs, opts = nil) ⇒ Object

Generate a string formatted as JSONL from an array.

Attributes

  • objs - an array consists of objects

  • opts - options passes to ‘JSON.generate`

Exapmles

users = User.all.map(&:attributes) #=> [{"id"=>1, "name"=>"Gilbert", ...}, {"id"=>2, "name"=>"Alexa", ...}, ...]
generated = JSONL.generate(users)



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# File 'lib/jsonl.rb', line 19

def generate(objs, opts = nil)
  unless objs.is_a?(Array)
    raise TypeError, "can't generate from #{objs.class}"
  end

  generated = []
  objs.map do |obj|
    generated << JSON.generate(obj, opts)
  end
  generated.join("\n")
end

.parse(source, opts = {}) ⇒ Object

Parse JSONL string and return as an array.

Attributes

  • source - a string formatted as JSONL

  • opts - options passes to ‘JSON.parse`

Examples

source = File.read('source.jsonl')
parsed = JSONL.parse(source)



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# File 'lib/jsonl.rb', line 43

def parse(source, opts = {})
  parsed = []
  source.each_line do |line|
    parsed << JSON.parse(line, opts)
  end
  parsed
end