Module: Micdrop

Defined in:
lib/micdrop/record_context.rb,
lib/micdrop.rb,
lib/micdrop/errors.rb,
lib/micdrop/version.rb,
lib/micdrop/stop_skip.rb,
lib/micdrop/ext/sequel.rb,
lib/micdrop/ext/nokogiri.rb,
lib/micdrop/files_source.rb,
lib/micdrop/item_context.rb,
lib/micdrop/ext/json_lines.rb,
lib/micdrop/ext/microfocus.rb,
lib/micdrop/structure_builder.rb,
sig/micdrop.rbs

Overview

Represets

Defined Under Namespace

Modules: Ext Classes: FilesSource, FilesSourceRecord, ItemContext, PipelineError, RecordContext, RootRecordContext, SinkError, Skip, SourceError, Stop, StructureBuilder, SubRecordContext, ValueError

Constant Summary collapse

VERSION =

Returns:

  • (String) 
"0.2.1"

Class Method Summary collapse

Class Method Details

.migrate(from, to, &block) ⇒ Object 



12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
 
# File 'lib/micdrop.rb', line 12

def self.migrate(from, to, &block)
  # TODO: can we reduce the duplicated code?
  if from.respond_to? :each_with_index
    from.each_with_index do |loop_item, loop_index|
      migrate_item_helper(from, to, loop_item, loop_index, &block)
    rescue Skip
      next
    rescue Stop
      break
    end
  elsif from.respond_to? :each_pair
    from.each_pair do |loop_index, loop_item|
      migrate_item_helper(from, to, loop_item, loop_index, &block)
    rescue Skip
      next
    rescue Stop
      break
    end
  elsif from.respond_to? :each
    from.each.with_index do |loop_item, loop_index|
      migrate_item_helper(from, to, loop_item, loop_index, &block)
    rescue Skip
      next
    rescue Stop
      break
    end
  else
    # TODO: error
  end
  from.close if from.respond_to? :close
  to.close if to.respond_to? :close
end

.migrate_item_helper(from, to, loop_item, loop_index, &block) ⇒ Object 



51
52
53
54
55
 
# File 'lib/micdrop.rb', line 51

def self.migrate_item_helper(from, to, loop_item, loop_index, &block)
  ctx = RootRecordContext.new(from, to, loop_item, loop_index)
  ctx.instance_eval(&block)
  ctx.flush reset: false # No need to reset; item processing is done
end

.register_lookup(name, lookup) ⇒ Object

Register a lookup, allowing it to be used in subsequent migrations



47
48
49
 
# File 'lib/micdrop.rb', line 47

def self.register_lookup(name, lookup)
  ItemContext.register_lookup name, lookup
end