Class: Libyear::Query

Inherits:
Object
  • Object
show all
Defined in:
lib/libyear/query.rb

Overview

Responsible for getting all the data that goes into the ‘Report`.

Constant Summary collapse

BOP_FMT =

Format of ‘bundle outdated –parseable` (BOP)

/\A(?<name>[^ ]+) \(newest (?<newest>[^,]+), installed (?<installed>[^,)]+)/

Instance Method Summary collapse

Constructor Details

#initialize(gemfile_path) ⇒ Query

Returns a new instance of Query.



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# File 'lib/libyear/query.rb', line 10

def initialize(gemfile_path)
  @gemfile_path = gemfile_path
end

Instance Method Details

#execute ⇒ Object 



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# File 'lib/libyear/query.rb', line 14

def execute
  gems = []
  bundle_outdated.lines.each do |line|
    match = BOP_FMT.match(line)
    next if match.nil?
    gems.push(
      installed: { version: match["installed"] },
      name: match["name"],
      newest: { version: match["newest"] }
    )
  end
  gems.each do |gem|
    di = release_date(gem[:name], gem[:installed][:version])
    dn = release_date(gem[:name], gem[:newest][:version])
    gem[:installed][:date] = di
    gem[:newest][:date] = dn
    if di.nil? || dn.nil? || dn <= di
      # Known issue: Backports and maintenance releases of older minor versions.
      # Example: json 1.8.6 (2017-01-13) was released *after* 2.0.3 (2017-01-12)
      years = 0.0
    else
      days = (dn - di).to_f
      years = days / 365.0
    end
    gem[:libyears] = years
  end
  gems
end