class Pups::MergeCommand
Attributes
filename[R]
merge_hash[R]
Public Class Methods
deep_merge(first, second, *args)
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# File lib/pups/merge_command.rb, line 32 def self.deep_merge(first, second, *args) args ||= [] merge_arrays = args.include? :merge_arrays merger = proc { |_key, v1, v2| if v1.is_a?(Hash) && v2.is_a?(Hash) v1.merge(v2, &merger) elsif v1.is_a?(Array) && v2.is_a?(Array) merge_arrays ? v1 + v2 : v2 elsif v2.is_a?(NilClass) v1 else v2 end } first.merge(second, &merger) end
from_str(command, params)
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# File lib/pups/merge_command.rb, line 7 def self.from_str(command, params) new(command, params) end
new(command, params)
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# File lib/pups/merge_command.rb, line 18 def initialize(command, params) @params = params filename, target_param = Pups::MergeCommand.parse_command(command) @filename = interpolate_params(filename) @merge_hash = params[target_param] end
parse_command(command)
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# File lib/pups/merge_command.rb, line 11 def self.parse_command(command) split = command.split(' ') raise ArgumentError, "Invalid merge command #{command}" unless split[-1][0] == '$' [split[0..-2].join(' '), split[-1][1..-1]] end
Public Instance Methods
run()
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# File lib/pups/merge_command.rb, line 26 def run merged = self.class.deep_merge(YAML.load_file(@filename), @merge_hash) File.open(@filename, 'w') { |f| f.write(merged.to_yaml) } Pups.log.info("Merge: #{@filename} with: \n#{@merge_hash.inspect}") end