| 1 |
module Grit |
| 2 |
|
| 3 |
class Diff |
| 4 |
attr_reader :a_path, :b_path |
| 5 |
attr_reader :a_commit, :b_commit |
| 6 |
attr_reader :a_mode, :b_mode |
| 7 |
attr_reader :new_file, :deleted_file |
| 8 |
attr_reader :diff |
| 9 |
|
| 10 |
def initialize(repo, a_path, b_path, a_commit, b_commit, a_mode, b_mode, new_file, deleted_file, diff) |
| 11 |
@repo = repo |
| 12 |
@a_path = a_path |
| 13 |
@b_path = b_path |
| 14 |
@a_commit = a_commit =~ /^0{40}$/ ? nil : Commit.create(repo, :id => a_commit) |
| 15 |
@b_commit = b_commit =~ /^0{40}$/ ? nil : Commit.create(repo, :id => b_commit) |
| 16 |
@a_mode = a_mode |
| 17 |
@b_mode = b_mode |
| 18 |
@new_file = new_file |
| 19 |
@deleted_file = deleted_file |
| 20 |
@diff = diff |
| 21 |
end |
| 22 |
|
| 23 |
def self.list_from_string(repo, text) |
| 24 |
lines = text.split("\n") |
| 25 |
|
| 26 |
diffs = [] |
| 27 |
|
| 28 |
while !lines.empty? |
| 29 |
m, a_path, b_path = *lines.shift.match(%r{^diff --git a/(.+?) b/(.+)$}) |
| 30 |
|
| 31 |
if lines.first =~ /^old mode/ |
| 32 |
m, a_mode = *lines.shift.match(/^old mode (\d+)/) |
| 33 |
m, b_mode = *lines.shift.match(/^new mode (\d+)/) |
| 34 |
end |
| 35 |
|
| 36 |
if lines.empty? || lines.first =~ /^diff --git/ |
| 37 |
diffs << Diff.new(repo, a_path, b_path, nil, nil, a_mode, b_mode, false, false, nil) |
| 38 |
next |
| 39 |
end |
| 40 |
|
| 41 |
new_file = false |
| 42 |
deleted_file = false |
| 43 |
|
| 44 |
if lines.first =~ /^new file/ |
| 45 |
m, b_mode = lines.shift.match(/^new file mode (.+)$/) |
| 46 |
a_mode = nil |
| 47 |
new_file = true |
| 48 |
elsif lines.first =~ /^deleted file/ |
| 49 |
m, a_mode = lines.shift.match(/^deleted file mode (.+)$/) |
| 50 |
b_mode = nil |
| 51 |
deleted_file = true |
| 52 |
end |
| 53 |
|
| 54 |
m, a_commit, b_commit, b_mode = *lines.shift.match(%r{^index ([0-9A-Fa-f]+)\.\.([0-9A-Fa-f]+) ?(.+)?$}) |
| 55 |
b_mode.strip! if b_mode |
| 56 |
|
| 57 |
diff_lines = [] |
| 58 |
while lines.first && lines.first !~ /^diff/ |
| 59 |
diff_lines << lines.shift |
| 60 |
end |
| 61 |
diff = diff_lines.join("\n") |
| 62 |
|
| 63 |
diffs << Diff.new(repo, a_path, b_path, a_commit, b_commit, a_mode, b_mode, new_file, deleted_file, diff) |
| 64 |
end |
| 65 |
|
| 66 |
diffs |
| 67 |
end |
| 68 |
end |
| 69 |
|
| 70 |
end |
