Module: CSV2JSON

Defined in:
lib/csv2json.rb,
lib/csv2json-version.rb

Constant Summary collapse

VERSION = 
"0.3.0"

Class Method Summary collapse

Class Method Details

.convert(val) ⇒ Object

convert an input string value to integer or float if applicable



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# File 'lib/csv2json.rb', line 10

def convert(val)
    return Integer(val) if val.to_i.to_s == val
    Float(val) rescue val
end

.parse(input, output, headers = nil, csvOptions = {}, gemOptions = {}) ⇒ Object

input and output are file objects, you can use StringIO if you want to work in memory



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# File 'lib/csv2json.rb', line 16

def parse(input, output, headers=nil, csvOptions={}, gemOptions={})
    result = Array.new

    CSV.new(input, csvOptions).each do |row|
        # treat first row as headers if the caller didn't provide them
        unless headers 
            headers = row
            next
        end

        if gemOptions[:skipFirstRow] then
            gemOptions[:skipFirstRow] = false
            next
        end
        
        # build JSON snippet and append it to the result
        snippet = OrderedHash.new
        headers.each_index { |i| snippet[headers[i]] = self.convert(row[i]) }
        result << snippet
    end
    
    if gemOptions[:pretty] == true then
        output << JSON.pretty_generate(result)
    else
        output << JSON.generate(result)
    end

end