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Versions: 13
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Contents
module IOStreams
class Tabular
module Parser
# For parsing a single line of Pipe-separated values
class Psv < Base
# Returns [Array<String>] the header row.
# Returns nil if the row is blank.
def parse_header(row)
return row if row.is_a?(::Array)
unless row.is_a?(String)
raise(IOStreams::Errors::InvalidHeader, "Format is :psv. Invalid input header: #{row.class.name}")
end
row.split('|')
end
# Returns [Array] the parsed PSV line
def parse(row)
return row if row.is_a?(::Array)
raise(IOStreams::Errors::TypeMismatch, "Format is :psv. Invalid input: #{row.class.name}") unless row.is_a?(String)
row.split('|')
end
# Return the supplied array as a single line JSON string.
def render(row, header)
array = header.to_array(row)
cleansed_array = array.collect do |i|
i.is_a?(String) ? i.tr('|', ':') : i
end
cleansed_array.join('|')
end
end
end
end
end
Version data entries
13 entries across 13 versions & 1 rubygems