Class: Commit

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

Constant Summary collapse

FILE_DIFF_REGEX = 
/^diff --git a\/.* b\//

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(attrs = {}) ⇒ Commit

Returns a new instance of Commit.



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# File 'lib/commit.rb', line 32

def initialize(attrs={})
  attrs.each do |key, val|
    instance_variable_set("@#{key}".to_sym, val)
  end
end

Instance Attribute Details

#author ⇒ Object

Returns the value of attribute author.



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# File 'lib/commit.rb', line 14

def author
  @author
end

#bug_id ⇒ Object

Returns the value of attribute bug_id.



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# File 'lib/commit.rb', line 27

def bug_id
  @bug_id
end

#cached_files ⇒ Object

Returns the value of attribute cached_files.



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# File 'lib/commit.rb', line 24

def cached_files
  @cached_files
end

#cached_trees ⇒ Object

Returns the value of attribute cached_trees.



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# File 'lib/commit.rb', line 25

def cached_trees
  @cached_trees
end

#changes ⇒ Object

Returns the value of attribute changes.



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# File 'lib/commit.rb', line 20

def changes
  @changes
end

#changes_total ⇒ Object

Returns the value of attribute changes_total.



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# File 'lib/commit.rb', line 23

def changes_total
  @changes_total
end

#children ⇒ Object

Returns the value of attribute children.



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# File 'lib/commit.rb', line 13

def children
  @children
end

#commit_id ⇒ Object Also known as: id

Returns the value of attribute commit_id.



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# File 'lib/commit.rb', line 12

def commit_id
  @commit_id
end

#date ⇒ Object

Returns the value of attribute date.



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# File 'lib/commit.rb', line 15

def date
  @date
end

#deletions_total ⇒ Object

Returns the value of attribute deletions_total.



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# File 'lib/commit.rb', line 22

def deletions_total
  @deletions_total
end

#file_diffs ⇒ Object

Returns the value of attribute file_diffs.



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# File 'lib/commit.rb', line 18

def file_diffs
  @file_diffs
end

#insertions_total ⇒ Object

Returns the value of attribute insertions_total.



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# File 'lib/commit.rb', line 21

def insertions_total
  @insertions_total
end

#issue_id ⇒ Object

Returns the value of attribute issue_id.



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# File 'lib/commit.rb', line 26

def issue_id
  @issue_id
end

#movements ⇒ Object

Returns the value of attribute movements.



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# File 'lib/commit.rb', line 19

def movements
  @movements
end

#subject ⇒ Object

Returns the value of attribute subject.



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# File 'lib/commit.rb', line 16

def subject
  @subject
end

#trees ⇒ Object

Returns the value of attribute trees.



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# File 'lib/commit.rb', line 17

def trees
  @trees
end

Class Method Details

.from_git(commit_lines, git_client) ⇒ Object 



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# File 'lib/commit.rb', line 67

def from_git(commit_lines, git_client)
  Commit.new(parse_commit(commit_lines, git_client))
end

.parse_author(author) ⇒ Object 



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# File 'lib/commit.rb', line 132

def parse_author(author)
  author = Iconv
    .conv("ascii//translit", "UTF-8", author)
    .tr("[]", "()")
  Mail::Address.new(author)
end

.parse_commit(commit_lines, git_client) ⇒ Object 



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# File 'lib/commit.rb', line 71

def parse_commit(commit_lines, git_client)
  commit_id, author, date, children, subject = parse_commit_header(commit_lines.shift())
  Loggr.instance.info("PARSE COMMIT: #{commit_id}")
  if children.length > 1
    commit_lines = git_client.diff(children.first, commit_id)
  end

  file_diffs = commit_lines
    .reduce([], &fold_reducer(FILE_DIFF_REGEX))
    .map { |file_diff_lines| FileDiff.from_git(file_diff_lines) }

  insertions = file_diffs.reduce(0) { |sum, file_diff| sum + file_diff.insertions_total }
  deletions = file_diffs.reduce(0) { |sum, file_diff| sum + file_diff.deletions_total }

  file_diffs = file_diffs.reduce({}) do |obj, file_diff|
    obj[file_diff.b_file_name] = file_diff
    obj
  end

  if children.length > 1
    diff_id = "#{children.first}..#{commit_id}"
    trees = git_client.parse_diff_tree(git_client.diff_tree(diff_id))
  elsif children.length == 1
    trees = git_client.parse_diff_tree(git_client.diff_tree(commit_id))
  else
    trees = git_client.parse_ls_tree(git_client.ls_tree(commit_id))
  end

  mutations = LineTracker.new.track_mutations!(file_diffs)

  {
    commit_id: commit_id,
    children: children,
    author: {
      name: author.display_name,
      email: author.address
    },
    date: date,
    subject: subject,
    trees: trees,
    file_diffs: file_diffs,
    movements: mutations[:movements],
    changes: mutations[:changes],
    insertions_total: insertions,
    deletions_total: deletions,
    changes_total: insertions + deletions
  }
end

.parse_commit_header(header) ⇒ Object 



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# File 'lib/commit.rb', line 120

def parse_commit_header(header)
  commit_id, children, author, date, subject = header.split("|||")
  commit_id = commit_id.to_sym
  subject ||= ""
  children = children
    .split(" ")
    .map { |child_id| child_id.to_sym }
  author = parse_author(author)
  date = DateTime.rfc2822(date)
  [commit_id, author, date, children, subject]
end

Instance Method Details

#as_json ⇒ Object 



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# File 'lib/commit.rb', line 50

def as_json
  {
    commit_id: commit_id,
    children: children,
    author: author,
    date: date,
    subject: subject,
    insertions_total: insertions_total,
    deletions_total: deletions_total,
    changes_total: changes.count,
    movements_total: movements.count,
    issue_id: issue_id,
    bug_id: bug_id
  }
end

#business_value ⇒ Object 



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# File 'lib/commit.rb', line 43

def business_value
  issue = ::Store::Issue[issue_id]
  issue.present? ?
    issue[:business_value] :
    0
end

#set_cached(tree) ⇒ Object 



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# File 'lib/commit.rb', line 38

def set_cached(tree)
  @cached_files = tree.select { |obj| obj[:type] == :file }
  @cached_trees = tree.select { |obj| obj[:type] == :tree }
end