class Dbsketch::Rendering::SQL::DatabaseDiffRenderer
Public Class Methods
new(index_renderer: nil, operation_renderer: nil, table_renderer: nil, trigger_renderer: nil, view_renderer: nil, options: {})
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# File lib/dbsketch/rendering/sql/database_diff_renderer.rb, line 18 def initialize index_renderer: nil, operation_renderer: nil, table_renderer: nil, trigger_renderer: nil, view_renderer: nil, options: {} ### Preconditions raise ArgumentError, "index_renderer is not a Dbsketch::Rendering::SQL::IndexRenderer" unless nil == index_renderer or index_renderer.is_a? IndexRenderer raise ArgumentError, "operation_renderer is not a Dbsketch::Rendering::SQL::OperationRenderer" unless nil == operation_renderer or operation_renderer.is_a? OperationRenderer raise ArgumentError, "table_renderer is not a Dbsketch::Rendering::SQL::TableRenderer" unless nil == table_renderer or table_renderer.is_a? TableRenderer raise ArgumentError, "trigger_renderer is not a Dbsketch::Rendering::SQL::TriggerRenderer" unless nil == trigger_renderer or trigger_renderer.is_a? TriggerRenderer raise ArgumentError, "view_renderer is not a Dbsketch::Rendering::SQL::ViewRenderer" unless nil == view_renderer or view_renderer.is_a? ViewRenderer raise ArgumentError, "options is not a Hash" unless options.is_a? Hash raise ArgumentError, "options[:drop_if_exists] has not a value in [:before, :inline]" unless [nil, :before, :inline].include? options[:drop_if_exists] raise ArgumentError, "options[:order_by_dependencies] == true is not compatible with options[:drop_if_exists] == :inline" if options[:order_by_dependencies] and :inline == options[:drop_if_exists] ### @options = { :drop_if_exists => nil, :go_statements => true, :order_by_dependencies => true, :pretty => false, }.merge options @index_renderer = (nil == index_renderer ? IndexRenderer.new : index_renderer) @operation_renderer = (nil == operation_renderer ? OperationRenderer.new : operation_renderer) @table_renderer = (nil == table_renderer ? TableRenderer.new(:options => @options) : table_renderer) @trigger_renderer = (nil == trigger_renderer ? TriggerRenderer.new : trigger_renderer) @view_renderer = (nil == view_renderer ? ViewRenderer.new : view_renderer) end
Public Instance Methods
render(database_diff)
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# File lib/dbsketch/rendering/sql/database_diff_renderer.rb, line 42 def render database_diff ### Preconditions raise ArgumentError, "database_diff is not a Dbsketch::Comparison::DatabaseDiff" unless database_diff.is_a? Dbsketch::Comparison::DatabaseDiff ### separator = ";\n" + (@options[:go_statements] ? "go\n" : '') simple_diffs = database_diff.indexes + database_diff.operations + database_diff.triggers + database_diff.views deletions = diffs.select { |d| d.deletion? }.map { |i| drop_item i.old_value } creations = diffs.select { |d| d.addition? }.map { |i| create_item i.new_value } changes = diffs.select { |d| d.change? }.map { |i| [drop_item i.old_value, create_item i.new_value] } deletions << database_diff.tables.select { |d| d.deletion? }.map { |i| drop_item i.old_value } creations < database_diff.tables.select { |d| d.addition? }.map { |i| create_item i.new_value } changes << database_diff.tables.select { |d| d.change? }.map { |i| [drop_item i.old_value, create_item i.new_value] } (deletions + creations + changes).flatten.compact.join(separator) + separator end
Private Instance Methods
create_item(item)
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# File lib/dbsketch/rendering/sql/database_diff_renderer.rb, line 62 def create_item item if item.is_a? Dbsketch::Model::Index @index_renderer.create item elsif item.is_a? Dbsketch::Model::Operation @operation_renderer.create item elsif item.is_a? Dbsketch::Model::Table @table_renderer.create item elsif item.is_a? Dbsketch::Model::Trigger @trigger_renderer.create item elsif item.is_a? Dbsketch::Model::View @view_renderer.create item end end
drop_item(item)
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# File lib/dbsketch/rendering/sql/database_diff_renderer.rb, line 76 def drop_item item if item.is_a? Dbsketch::Model::Index @index_renderer.drop item elsif item.is_a? Dbsketch::Model::Operation @operation_renderer.drop item elsif item.is_a? Dbsketch::Model::Table @table_renderer.drop item elsif item.is_a? Dbsketch::Model::Trigger @trigger_renderer.drop item elsif item.is_a? Dbsketch::Model::View @view_renderer.drop item end end