Class: Flightdeck::GroupedFailures

Inherits:
Object
  • Object
show all
Defined in:
app/models/flightdeck/grouped_failures.rb

Overview

Groups the failed rows of the current page by exception class.

Grouping happens in Ruby on purpose. Extracting the exception class in SQL would mean a JSON function per adapter (and an unindexed scan of a large text column either way), which is a bad trade for a header row.

Defined Under Namespace

Classes: Group

Class Method Summary collapse

Class Method Details

.build(rows) ⇒ Object 



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# File 'app/models/flightdeck/grouped_failures.rb', line 17

def self.build(rows)
  rows
    .group_by { |row| row.error_summary.group_key }
    .map { |key, grouped| Group.new(key: key, rows: grouped) }
    .sort_by { |group| [ -group.count, group.key ] }
end