50 lines
1.2 KiB
Ruby
50 lines
1.2 KiB
Ruby
require 'psych'
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require 'set'
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class LocaleFileWalker
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protected
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def handle_document(document)
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# we want to ignore the language (first key), so let's start at -1
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handle_nodes(document.root.children, -1, [])
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end
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def handle_nodes(nodes, depth, parents)
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if nodes
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consecutive_scalars = 0
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nodes.each do |node|
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consecutive_scalars = handle_node(node, depth, parents, consecutive_scalars)
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end
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end
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end
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def handle_node(node, depth, parents, consecutive_scalars)
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node_is_scalar = node.is_a?(Psych::Nodes::Scalar)
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if node_is_scalar
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handle_scalar(node, depth, parents) if valid_scalar?(depth, consecutive_scalars)
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elsif node.is_a?(Psych::Nodes::Alias)
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handle_alias(node, depth, parents)
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elsif node.is_a?(Psych::Nodes::Mapping)
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handle_mapping(node, depth, parents)
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handle_nodes(node.children, depth + 1, parents.dup)
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end
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node_is_scalar ? consecutive_scalars + 1 : 0
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end
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def valid_scalar?(depth, consecutive_scalars)
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depth >= 0 && consecutive_scalars.even?
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end
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def handle_scalar(node, depth, parents)
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parents[depth] = node.value
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end
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def handle_alias(node, depth, parents)
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end
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def handle_mapping(node, depth, parents)
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end
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end
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