discourse/lib/i18n/locale_file_walker.rb

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class LocaleFileWalker
protected
def handle_stream(stream)
stream.children.each { |document| handle_document(document) }
end
def handle_document(document)
# we want to ignore the locale (first key), so let's start at -1
handle_nodes(document.root.children, -1, [])
end
def handle_nodes(nodes, depth, parents)
return unless nodes
consecutive_scalars = 0
nodes.each do |node|
consecutive_scalars = handle_node(node, depth, parents, consecutive_scalars)
end
end
def handle_node(node, depth, parents, consecutive_scalars)
if node_is_scalar = node.is_a?(Psych::Nodes::Scalar)
valid_scalar?(depth, consecutive_scalars) ? handle_scalar(node, depth, parents) : handle_value(node.value, parents)
elsif node.is_a?(Psych::Nodes::Alias)
handle_alias(node, depth, parents)
elsif node.is_a?(Psych::Nodes::Mapping)
handle_mapping(node, depth, parents)
handle_nodes(node.children, depth + 1, parents.dup)
end
node_is_scalar ? consecutive_scalars + 1 : 0
end
def valid_scalar?(depth, consecutive_scalars)
depth >= 0 && consecutive_scalars.even?
end
def handle_value(value, parents)
end
def handle_scalar(node, depth, parents)
parents[depth] = node.value
end
def handle_alias(node, depth, parents)
end
def handle_mapping(node, depth, parents)
end
end