Commit eebb691c authored by Robert Speicher's avatar Robert Speicher Committed by Robert Speicher

Merge branch 'issue_3945' into 'master'

Add syntax highlighting to diff view

Closes #3945

See merge request !2109
parent 6a5cd3ca
......@@ -10,6 +10,7 @@ v 8.4.0 (unreleased)
- Autocomplete data is now always loaded, instead of when focusing a comment text area
- Improved performance of finding issues for an entire group
- Added custom application performance measuring system powered by InfluxDB
- Add syntax highlighting to diffs
- Gracefully handle invalid UTF-8 sequences in Markdown links (Stan Hu)
- Bump fog to 1.36.0 (Stan Hu)
- Add user's last used IP addresses to admin page (Stan Hu)
......
......@@ -90,4 +90,22 @@
.vg { color: #cc6666 } /* Name.Variable.Global */
.vi { color: #cc6666 } /* Name.Variable.Instance */
.il { color: #de935f } /* Literal.Number.Integer.Long */
.line_holder {
&.parallel .new.new_line,
&.parallel .new.line_content,
&.new .old_line,
&.new .new_line,
&.new .line_content {
@include diff_background(255, 255, 255, #808080);
}
&.parallel .old.old_line,
&.parallel .old.line_content,
&.old .old_line,
&.old .new_line,
&.old .line_content {
@include diff_background(255, 51, 51, #808080);
}
}
}
......@@ -90,4 +90,22 @@
.gu { color: #75715e; } /* Generic.Subheading & Diff Unified/Comment? */
.gd { color: #f92672; } /* Generic.Deleted & Diff Deleted */
.gi { color: #a6e22e; } /* Generic.Inserted & Diff Inserted */
.line_holder {
&.parallel .new.new_line,
&.parallel .new.line_content,
&.new .old_line,
&.new .new_line,
&.new .line_content {
@include diff_background(156, 175, 183, #808080);
}
&.parallel .old.old_line,
&.parallel .old.line_content,
&.old .old_line,
&.old .new_line,
&.old .line_content {
@include diff_background(254, 147, 140, #808080);
}
}
}
......@@ -111,4 +111,22 @@
.vg { color: #268bd2 } /* Name.Variable.Global */
.vi { color: #268bd2 } /* Name.Variable.Instance */
.il { color: #2aa198 } /* Literal.Number.Integer.Long */
.line_holder {
&.parallel .new.new_line,
&.parallel .new.line_content,
&.new .old_line,
&.new .new_line,
&.new .line_content {
@include diff_background(255, 255, 255, #808080);
}
&.parallel .old.old_line,
&.parallel .old.line_content,
&.old .old_line,
&.old .new_line,
&.old .line_content {
@include diff_background(255, 51, 51, #808080);
}
}
}
......@@ -111,4 +111,23 @@
.vg { color: #268bd2 } /* Name.Variable.Global */
.vi { color: #268bd2 } /* Name.Variable.Instance */
.il { color: #2aa198 } /* Literal.Number.Integer.Long */
.line_holder {
&.parallel .new.new_line,
&.parallel .new.line_content,
&.new .old_line,
&.new .new_line,
&.new .line_content {
@include diff_background(92, 164, 169, #FAF3DD);
}
&.parallel .old.old_line,
&.parallel .old.line_content,
&.old .old_line,
&.old .new_line,
&.old .line_content {
@include diff_background(237, 106, 90, #FAF3DD);
}
}
}
......@@ -392,3 +392,18 @@
right: 15px;
}
}
@mixin diff_background($r, $g, $b, $custom-border) {
/* Fallback for web browsers that doesn't support RGBa */
background: rgb($r, $g, $b);
/* RGBa with 0.3 opacity */
background: rgba($r, $g, $b, 0.3);
&.new_line, &.old_line {
border-right-color: $custom-border !important;
}
&.line_content span.idiff {
background: rgb($r, $g, $b);
}
}
......@@ -25,6 +25,7 @@ class ApplicationController < ActionController::Base
helper_method :abilities, :can?, :current_application_settings
helper_method :import_sources_enabled?, :github_import_enabled?, :github_import_configured?, :gitlab_import_enabled?, :gitlab_import_configured?, :bitbucket_import_enabled?, :bitbucket_import_configured?, :gitorious_import_enabled?, :google_code_import_enabled?, :fogbugz_import_enabled?, :git_import_enabled?
helper_method :repository
rescue_from Encoding::CompatibilityError do |exception|
log_exception(exception)
......
......@@ -66,7 +66,8 @@ class Projects::BlobController < Projects::ApplicationController
def diff
@form = UnfoldForm.new(params)
@lines = @blob.data.lines[@form.since - 1..@form.to - 1]
@lines = Gitlab::Highlight.highlight_lines(repository, @ref, @path)
@lines = @lines[@form.since - 1..@form.to - 1]
if @form.bottom?
@match_line = ''
......
......@@ -72,6 +72,7 @@ class Projects::CommitController < Projects::ApplicationController
@diffs = commit.diffs
end
@diff_refs = [commit.parent || commit, commit]
@notes_count = commit.notes.count
@statuses = ci_commit.statuses if ci_commit
......
......@@ -21,7 +21,8 @@ class Projects::CompareController < Projects::ApplicationController
@commits = Commit.decorate(compare_result.commits, @project)
@diffs = compare_result.diffs
@commit = @project.commit(head_ref)
@first_commit = @project.commit(base_ref)
@base_commit = @project.commit(base_ref)
@diff_refs = [@base_commit, @commit]
@line_notes = []
end
end
......
......@@ -58,7 +58,11 @@ class Projects::MergeRequestsController < Projects::ApplicationController
def diffs
@commit = @merge_request.last_commit
@first_commit = @merge_request.first_commit
@base_commit = @merge_request.diff_base_commit
# MRs created before 8.4 don't have a diff_base_commit,
# but we need it for the "View file @ ..." link by deleted files
@base_commit ||= @merge_request.first_commit.parent || @merge_request.first_commit
@comments_allowed = @reply_allowed = true
@comments_target = {
......@@ -102,7 +106,7 @@ class Projects::MergeRequestsController < Projects::ApplicationController
@source_project = merge_request.source_project
@commits = @merge_request.compare_commits.reverse
@commit = @merge_request.last_commit
@first_commit = @merge_request.first_commit
@base_commit = @merge_request.diff_base_commit
@diffs = @merge_request.compare_diffs
@ci_commit = @merge_request.ci_commit
......
module BlobHelper
def highlight(blob_name, blob_content, nowrap: false, continue: false)
@formatter ||= Rouge::Formatters::HTMLGitlab.new(
nowrap: nowrap,
cssclass: 'code highlight',
lineanchors: true,
lineanchorsid: 'LC'
)
begin
@lexer ||= Rouge::Lexer.guess(filename: blob_name, source: blob_content).new
result = @formatter.format(@lexer.lex(blob_content, continue: continue)).html_safe
rescue
@lexer = Rouge::Lexers::PlainText
result = @formatter.format(@lexer.lex(blob_content)).html_safe
def highlighter(blob_name, blob_content, nowrap: false)
Gitlab::Highlight.new(blob_name, blob_content, nowrap: nowrap)
end
result
def highlight(blob_name, blob_content, nowrap: false)
Gitlab::Highlight.highlight(blob_name, blob_content, nowrap: nowrap)
end
def no_highlight_files
......
......@@ -19,13 +19,13 @@ module DiffHelper
end
end
def safe_diff_files(diffs)
def safe_diff_files(diffs, diff_refs)
lines = 0
safe_files = []
diffs.first(allowed_diff_size).each do |diff|
lines += diff.diff.lines.count
break if lines > allowed_diff_lines
safe_files << Gitlab::Diff::File.new(diff)
safe_files << Gitlab::Diff::File.new(diff, diff_refs)
end
safe_files
end
......@@ -43,64 +43,6 @@ module DiffHelper
Gitlab::Diff::LineCode.generate(file_path, line.new_pos, line.old_pos)
end
def parallel_diff(diff_file, index)
lines = []
skip_next = false
# Building array of lines
#
# [
# left_type, left_line_number, left_line_content, left_line_code,
# right_line_type, right_line_number, right_line_content, right_line_code
# ]
#
diff_file.diff_lines.each do |line|
full_line = line.text
type = line.type
line_code = generate_line_code(diff_file.file_path, line)
line_new = line.new_pos
line_old = line.old_pos
next_line = diff_file.next_line(line.index)
if next_line
next_line_code = generate_line_code(diff_file.file_path, next_line)
next_type = next_line.type
next_line = next_line.text
end
if type == 'match' || type.nil?
# line in the right panel is the same as in the left one
line = [type, line_old, full_line, line_code, type, line_new, full_line, line_code]
lines.push(line)
elsif type == 'old'
if next_type == 'new'
# Left side has text removed, right side has text added
line = [type, line_old, full_line, line_code, next_type, line_new, next_line, next_line_code]
lines.push(line)
skip_next = true
elsif next_type == 'old' || next_type.nil?
# Left side has text removed, right side doesn't have any change
# No next line code, no new line number, no new line text
line = [type, line_old, full_line, line_code, next_type, nil, "&nbsp;", nil]
lines.push(line)
end
elsif type == 'new'
if skip_next
# Change has been already included in previous line so no need to do it again
skip_next = false
next
else
# Change is only on the right side, left side has no change
line = [nil, nil, "&nbsp;", line_code, type, line_new, full_line, line_code]
lines.push(line)
end
end
end
lines
end
def unfold_bottom_class(bottom)
(bottom) ? 'js-unfold-bottom' : ''
end
......@@ -111,9 +53,9 @@ module DiffHelper
def diff_line_content(line)
if line.blank?
" &nbsp;"
" &nbsp;".html_safe
else
line
line.html_safe
end
end
......@@ -160,8 +102,7 @@ module DiffHelper
def commit_for_diff(diff)
if diff.deleted_file
first_commit = @first_commit || @commit
first_commit.parent || @first_commit
@base_commit || @commit.parent || @commit
else
@commit
end
......
......@@ -180,6 +180,14 @@ class MergeRequest < ActiveRecord::Base
merge_request_diff ? merge_request_diff.first_commit : compare_commits.first
end
def diff_base_commit
if merge_request_diff
merge_request_diff.base_commit
else
self.target_project.commit(self.target_branch)
end
end
def last_commit_short_sha
last_commit.short_id
end
......@@ -254,7 +262,7 @@ class MergeRequest < ActiveRecord::Base
end
def mergeable?
return false unless open? && !work_in_progress?
return false unless open? && !work_in_progress? && !broken?
check_if_can_be_merged
......@@ -477,8 +485,7 @@ class MergeRequest < ActiveRecord::Base
end
def target_sha
@target_sha ||= target_project.
repository.commit(target_branch).sha
@target_sha ||= target_project.repository.commit(target_branch).sha
end
def source_sha
......@@ -517,4 +524,10 @@ class MergeRequest < ActiveRecord::Base
def ci_commit
@ci_commit ||= source_project.ci_commit(last_commit.id) if last_commit && source_project
end
def diff_refs
return nil unless diff_base_commit
[diff_base_commit, last_commit]
end
end
......@@ -73,6 +73,12 @@ class MergeRequestDiff < ActiveRecord::Base
commits.last
end
def base_commit
return nil unless self.base_commit_sha
merge_request.target_project.commit(self.base_commit_sha)
end
def last_commit_short_sha
@last_commit_short_sha ||= last_commit.short_id
end
......@@ -156,6 +162,9 @@ class MergeRequestDiff < ActiveRecord::Base
end
self.st_diffs = new_diffs
self.base_commit_sha = merge_request.target_project.commit(target_branch).try(:sha)
self.save
end
......
......@@ -15,6 +15,7 @@
.file-content.blame.highlight
%table
- current_line = 1
- blame_highlighter = highlighter(@blob.name, @blob.data, nowrap: true)
- @blame.each do |blame_group|
%tr
%td.blame-commit
......@@ -41,5 +42,5 @@
%pre{class: 'code highlight white'}
%code
- blame_group[:lines].each do |line|
:erb
<%= highlight(@blob.name, line, nowrap: true, continue: true).html_safe %>
:preserve
#{blame_highlighter.highlight(line)}
......@@ -11,7 +11,7 @@
%td.old_line.diff-line-num{data: {linenumber: line_old}}
= link_to raw(line_old), "#"
%td.new_line= link_to raw(line_new) , "#"
%td.line_content.noteable_line= ' ' * @form.indent + line
%td.line_content.noteable_line==#{' ' * @form.indent}#{line}
- if @form.unfold? && @form.bottom? && @form.to < @blob.loc
%tr.line_holder{ id: @form.to }
......
......@@ -20,6 +20,6 @@
- else
%td.old_line
%td.new_line
%td.line_content{class: "#{line.type}"}= raw diff_line_content(line.text)
%td.line_content{class: "#{line.type}"}= diff_line_content(line.text)
- else
.nothing-here-block No changes.
......@@ -9,5 +9,6 @@
= render "ci_menu"
- else
%div.block-connector
= render "projects/diffs/diffs", diffs: @diffs, project: @project
= render "projects/diffs/diffs", diffs: @diffs, project: @project,
diff_refs: @diff_refs
= render "projects/notes/notes_with_form"
......@@ -9,7 +9,7 @@
- if @commits.present?
.prepend-top-default
= render "projects/commits/commit_list"
= render "projects/diffs/diffs", diffs: @diffs, project: @project
= render "projects/diffs/diffs", diffs: @diffs, project: @project, diff_refs: @diff_refs
- else
.light-well.prepend-top-default
.center
......
- if diff_view == 'parallel'
- fluid_layout true
- diff_files = safe_diff_files(diffs)
- diff_files = safe_diff_files(diffs, diff_refs)
.content-block.oneline-block
.inline-parallel-buttons
......
/ Side-by-side diff view
%div.text-file.diff-wrap-lines
%div.text-file.diff-wrap-lines.code.file-content.js-syntax-highlight
%table
- parallel_diff(diff_file, index).each do |line|
- type_left = line[0]
- line_number_left = line[1]
- line_content_left = line[2]
- line_code_left = line[3]
- type_right = line[4]
- line_number_right = line[5]
- line_content_right = line[6]
- line_code_right = line[7]
- diff_file.parallel_diff_lines.each do |line|
- left = line[:left]
- right = line[:right]
%tr.line_holder.parallel
- if type_left == 'match'
= render "projects/diffs/match_line_parallel", { line: line_content_left,
line_old: line_number_left, line_new: line_number_right }
- elsif type_left == 'old' || type_left.nil?
%td.old_line{id: line_code_left, class: "#{type_left}"}
= link_to raw(line_number_left), "##{line_code_left}", id: line_code_left
- if left[:type] == 'match'
= render "projects/diffs/match_line_parallel", { line: left[:text],
line_old: left[:number], line_new: right[:number] }
- elsif left[:type] == 'nonewline'
%td.old_line
%td.line_content.parallel.matched= left[:text]
%td.new_line
%td.line_content.parallel.matched= left[:text]
- else
%td.old_line{id: left[:line_code], class: "#{left[:type]}"}
= link_to raw(left[:number]), "##{left[:line_code]}", id: left[:line_code]
- if @comments_allowed && can?(current_user, :create_note, @project)
= link_to_new_diff_note(line_code_left, 'old')
%td.line_content{class: "parallel noteable_line #{type_left} #{line_code_left}", "line_code" => line_code_left }= raw line_content_left
= link_to_new_diff_note(left[:line_code], 'old')
%td.line_content{class: "parallel noteable_line #{left[:type]} #{left[:line_code]}", data: { line_code: left[:line_code] }}= diff_line_content(left[:text])
- if type_right == 'new'
- if right[:type] == 'new'
- new_line_class = 'new'
- new_line_code = line_code_right
- new_line_code = right[:line_code]
- else
- new_line_class = nil
- new_line_code = line_code_left
- new_line_code = left[:line_code]
%td.new_line{id: new_line_code, class: "#{new_line_class}", data: { linenumber: line_number_right }}
= link_to raw(line_number_right), "##{new_line_code}", id: new_line_code
%td.new_line{id: new_line_code, class: "#{new_line_class}", data: { linenumber: right[:number] }}
= link_to raw(right[:number]), "##{new_line_code}", id: new_line_code
- if @comments_allowed && can?(current_user, :create_note, @project)
= link_to_new_diff_note(line_code_right, 'new')
%td.line_content.parallel{class: "noteable_line #{new_line_class} #{new_line_code}", "line_code" => new_line_code}= raw line_content_right
= link_to_new_diff_note(right[:line_code], 'new')
%td.line_content.parallel{class: "noteable_line #{new_line_class} #{new_line_code}", data: { line_code: new_line_code }}= diff_line_content(right[:text])
- if @reply_allowed
- comments_left, comments_right = organize_comments(type_left, type_right, line_code_left, line_code_right)
- comments_left, comments_right = organize_comments(left[:type], right[:type], left[:line_code], right[:line_code])
- if comments_left.present? || comments_right.present?
= render "projects/notes/diff_notes_with_reply_parallel", notes_left: comments_left, notes_right: comments_right
......
......@@ -3,9 +3,10 @@
.suppressed-container
%a.show-suppressed-diff.js-show-suppressed-diff Changes suppressed. Click to show.
%table.text-file{class: "#{'hide' if too_big}"}
%table.text-file.code.js-syntax-highlight{ class: too_big ? 'hide' : '' }
- last_line = 0
- diff_file.diff_lines.each_with_index do |line, index|
- diff_file.highlighted_diff_lines.each_with_index do |line, index|
- type = line.type
- last_line = line.new_pos
- line_code = generate_line_code(diff_file.file_path, line)
......@@ -14,14 +15,18 @@
- if type == "match"
= render "projects/diffs/match_line", {line: line.text,
line_old: line_old, line_new: line.new_pos, bottom: false, new_file: diff_file.new_file}
- elsif type == 'nonewline'
%td.old_line.diff-line-num
%td.new_line.diff-line-num
%td.line_content.matched= line.text
- else
%td.old_line
= link_to raw(type == "new" ? "&nbsp;" : line_old), "##{line_code}", id: line_code
- if @comments_allowed && can?(current_user, :create_note, @project)
= link_to_new_diff_note(line_code)
%td.new_line{data: {linenumber: line.new_pos}}
= link_to raw(type == "old" ? "&nbsp;" : line.new_pos) , "##{line_code}", id: line_code
%td.line_content{class: "noteable_line #{type} #{line_code}", "line_code" => line_code}= raw diff_line_content(line.text)
= link_to raw(type == "old" ? "&nbsp;" : line.new_pos), "##{line_code}", id: line_code
%td.line_content{class: "noteable_line #{type} #{line_code}", data: { line_code: line_code }}= diff_line_content(line.text)
- if @reply_allowed
- comments = @line_notes.select { |n| n.line_code == line_code && n.active? }.sort_by(&:created_at)
......
......@@ -38,7 +38,7 @@
= render "projects/merge_requests/show/commits"
#diffs.diffs.tab-pane.active
- if @diffs.present?
= render "projects/diffs/diffs", diffs: @diffs, project: @project
= render "projects/diffs/diffs", diffs: @diffs, project: @project, diff_refs: @merge_request.diff_refs
- elsif @commits.size > MergeRequestDiff::COMMITS_SAFE_SIZE
.alert.alert-danger
%h4 This comparison includes more than #{MergeRequestDiff::COMMITS_SAFE_SIZE} commits.
......
- if @merge_request_diff.collected?
= render "projects/diffs/diffs", diffs: params[:w] == '1' ? @merge_request.diffs_no_whitespace : @merge_request.diffs, project: @merge_request.project
= render "projects/diffs/diffs", diffs: params[:w] == '1' ? @merge_request.diffs_no_whitespace : @merge_request.diffs,
project: @merge_request.project, diff_refs: @merge_request.diff_refs
- elsif @merge_request_diff.empty?
.nothing-here-block Nothing to merge from #{@merge_request.source_branch} into #{@merge_request.target_branch}
- else
......
......@@ -24,7 +24,7 @@
= raw(type == "new" ? "&nbsp;" : line.old_pos)
%td.new_line
= raw(type == "old" ? "&nbsp;" : line.new_pos)
%td.line_content{class: "noteable_line #{type} #{line_code}", "line_code" => line_code}= raw diff_line_content(line.text)
%td.line_content{class: "noteable_line #{type} #{line_code}", line_code: line_code}= diff_line_content(line.text)
- if line_code == note.line_code
= render "projects/notes/diff_notes_with_reply", notes: discussion_notes
......@@ -9,5 +9,4 @@
%i.fa.fa-link
= i
.blob-content{data: {blob_id: blob.id}}
:preserve
#{highlight(blob.name, blob.data)}
= highlight(blob.name, blob.data)
class AddBaseCommitShaToMergeRequestDiffs < ActiveRecord::Migration
def change
add_column :merge_request_diffs, :base_commit_sha, :string
end
end
......@@ -11,7 +11,7 @@
#
# It's strongly recommended that you check this file into your version control system.
ActiveRecord::Schema.define(version: 20160120130905) do
ActiveRecord::Schema.define(version: 20160120172143) do
# These are extensions that must be enabled in order to support this database
enable_extension "plpgsql"
......@@ -494,6 +494,7 @@ ActiveRecord::Schema.define(version: 20160120130905) do
t.integer "merge_request_id", null: false
t.datetime "created_at"
t.datetime "updated_at"
t.string "base_commit_sha"
end
add_index "merge_request_diffs", ["merge_request_id"], name: "index_merge_request_diffs_on_merge_request_id", unique: true, using: :btree
......
module Gitlab
module Diff
class File
attr_reader :diff
attr_reader :diff, :diff_refs
delegate :new_file, :deleted_file, :renamed_file,
:old_path, :new_path, to: :diff, prefix: false
def initialize(diff)
def initialize(diff, diff_refs)
@diff = diff
@diff_refs = diff_refs
end
def old_ref
diff_refs[0] if diff_refs
end
def new_ref
diff_refs[1] if diff_refs
end
# Array of Gitlab::DIff::Line objects
......@@ -15,6 +24,14 @@ module Gitlab
@lines ||= parser.parse(raw_diff.lines)
end
def highlighted_diff_lines
Gitlab::Diff::Highlight.new(self).highlight
end
def parallel_diff_lines
Gitlab::Diff::ParallelDiff.new(self).parallelize
end
def mode_changed?
!!(diff.a_mode && diff.b_mode && diff.a_mode != diff.b_mode)
end
......
module Gitlab
module Diff
class Highlight
attr_reader :diff_file
delegate :old_path, :new_path, :old_ref, :new_ref, to: :diff_file, prefix: :diff
def initialize(diff_file)
@diff_file = diff_file
@diff_lines = diff_file.diff_lines
@raw_lines = @diff_lines.map(&:text)
end
def highlight
@diff_lines.each_with_index do |diff_line, i|
# ignore highlighting for "match" lines
next if diff_line.type == 'match' || diff_line.type == 'nonewline'
rich_line = highlight_line(diff_line, i)
if line_inline_diffs = inline_diffs[i]
rich_line = InlineDiffMarker.new(diff_line.text, rich_line).mark(line_inline_diffs)
end
diff_line.text = rich_line.html_safe
end
@diff_lines
end
private
def highlight_line(diff_line, index)
return html_escape(diff_line.text) unless diff_file.diff_refs
line_prefix = diff_line.text.match(/\A(.)/) ? $1 : ' '
case diff_line.type
when 'new', nil
rich_line = new_lines[diff_line.new_pos - 1]
when 'old'
rich_line = old_lines[diff_line.old_pos - 1]
end
# Only update text if line is found. This will prevent
# issues with submodules given the line only exists in diff content.
rich_line ? line_prefix + rich_line : html_escape(diff_line.text)
end
def inline_diffs
@inline_diffs ||= InlineDiff.new(@raw_lines).inline_diffs
end
def old_lines
@old_lines ||= Gitlab::Highlight.highlight_lines(*processing_args(:old))
end
def new_lines
@new_lines ||= Gitlab::Highlight.highlight_lines(*processing_args(:new))
end
def processing_args(version)
ref = send("diff_#{version}_ref")
path = send("diff_#{version}_path")
[ref.project.repository, ref.id, path]
end
def html_escape(str)
replacements = { '&' => '&amp;', '>' => '&gt;', '<' => '&lt;', '"' => '&quot;', "'" => '&#39;' }
str.gsub(/[&"'><]/, replacements)
end
end
end
end
module Gitlab
module Diff
class InlineDiff
attr_accessor :lines
def initialize(lines)
@lines = lines
end
def inline_diffs
inline_diffs = []
local_edit_indexes.each do |index|
old_index = index
new_index = index + 1
old_line = @lines[old_index]
new_line = @lines[new_index]
# Skip inline diff if empty line was replaced with content
next if old_line[1..-1] == ""
# Add one, because this is based on the prefixless version
lcp = longest_common_prefix(old_line[1..-1], new_line[1..-1]) + 1
lcs = longest_common_suffix(old_line[lcp..-1], new_line[lcp..-1])
old_diff_range = lcp..(old_line.length - lcs - 1)
new_diff_range = lcp..(new_line.length - lcs - 1)
inline_diffs[old_index] = [old_diff_range] if old_diff_range.begin <= old_diff_range.end
inline_diffs[new_index] = [new_diff_range] if new_diff_range.begin <= new_diff_range.end
end
inline_diffs
end
private
# Find runs of single line edits
def local_edit_indexes
line_prefixes = @lines.map { |line| line.match(/\A([+-])/) ? $1 : ' ' }
joined_line_prefixes = " #{line_prefixes.join} "
offset = 0
local_edit_indexes = []
while index = joined_line_prefixes.index(" -+ ", offset)
local_edit_indexes << index
offset = index + 1
end
local_edit_indexes
end
def longest_common_prefix(a, b)
max_length = [a.length, b.length].max
length = 0
(0..max_length - 1).each do |pos|
old_char = a[pos]
new_char = b[pos]
break if old_char != new_char
length += 1
end
length
end
def longest_common_suffix(a, b)
longest_common_prefix(a.reverse, b.reverse)
end
end
end
end
module Gitlab
module Diff
class InlineDiffMarker
attr_accessor :raw_line, :rich_line
def initialize(raw_line, rich_line = raw_line)
@raw_line = raw_line
@rich_line = rich_line
end
def mark(line_inline_diffs)
marker_ranges = []
line_inline_diffs.each do |inline_diff_range|
# Map the inline-diff range based on the raw line to character positions in the rich line
inline_diff_positions = position_mapping[inline_diff_range].flatten
# Turn the array of character positions into ranges
marker_ranges.concat(collapse_ranges(inline_diff_positions))
end
offset = 0
# Mark each range
marker_ranges.each do |range|
offset = insert_around_range(rich_line, range, "<span class='idiff'>", "</span>", offset)
end
rich_line
end
private
# Mapping of character positions in the raw line, to the rich (highlighted) line
def position_mapping
@position_mapping ||= begin
mapping = []
rich_pos = 0
(0..raw_line.length).each do |raw_pos|
rich_char = rich_line[rich_pos]
# The raw and rich lines are the same except for HTML tags,
# so skip over any `<...>` segment
while rich_char == '<'
until rich_char == '>'
rich_pos += 1
rich_char = rich_line[rich_pos]
end
rich_pos += 1
rich_char = rich_line[rich_pos]
end
# multi-char HTML entities in the rich line correspond to a single character in the raw line
if rich_char == '&'
multichar_mapping = [rich_pos]
until rich_char == ';'
rich_pos += 1
multichar_mapping << rich_pos
rich_char = rich_line[rich_pos]
end
mapping[raw_pos] = multichar_mapping
else
mapping[raw_pos] = rich_pos
end
rich_pos += 1
end
mapping
end
end
# Takes an array of integers, and returns an array of ranges covering the same integers
def collapse_ranges(positions)
return [] if positions.empty?
ranges = []
start = prev = positions[0]
range = start..prev
positions[1..-1].each do |pos|
if pos == prev + 1
range = start..pos
prev = pos
else
ranges << range
start = prev = pos
range = start..prev
end
end
ranges << range
ranges
end
# Inserts tags around the characters identified by the given range
def insert_around_range(text, range, before, after, offset = 0)
# Just to be sure
return offset if offset + range.end + 1 > text.length
text.insert(offset + range.begin, before)
offset += before.length
text.insert(offset + range.end + 1, after)
offset += after.length
offset
end
end
end
end
module Gitlab
module Diff
class Line
attr_reader :type, :text, :index, :old_pos, :new_pos
attr_reader :type, :index, :old_pos, :new_pos
attr_accessor :text
def initialize(text, type, index, old_pos, new_pos)
@text, @type, @index = text, type, index
......
module Gitlab
module Diff
class ParallelDiff
attr_accessor :diff_file
def initialize(diff_file)
@diff_file = diff_file
end
def parallelize
lines = []
skip_next = false
diff_file.highlighted_diff_lines.each do |line|
full_line = line.text
type = line.type
line_code = generate_line_code(diff_file.file_path, line)
line_new = line.new_pos
line_old = line.old_pos
next_line = diff_file.next_line(line.index)
if next_line
next_line_code = generate_line_code(diff_file.file_path, next_line)
next_type = next_line.type
next_line = next_line.text
end
case type
when 'match', nil
# line in the right panel is the same as in the left one
lines << {
left: {
type: type,
number: line_old,
text: full_line,
line_code: line_code,
},
right: {
type: type,
number: line_new,
text: full_line,
line_code: line_code
}
}
when 'old'
case next_type
when 'new'
# Left side has text removed, right side has text added
lines << {
left: {
type: type,
number: line_old,
text: full_line,
line_code: line_code,
},
right: {
type: next_type,
number: line_new,
text: next_line,
line_code: next_line_code
}
}
skip_next = true
when 'old', 'nonewline', nil
# Left side has text removed, right side doesn't have any change
# No next line code, no new line number, no new line text
lines << {
left: {
type: type,
number: line_old,
text: full_line,
line_code: line_code,
},
right: {
type: next_type,
number: nil,
text: "",
line_code: nil
}
}
end
when 'new'
if skip_next
# Change has been already included in previous line so no need to do it again
skip_next = false
next
else
# Change is only on the right side, left side has no change
lines << {
left: {
type: nil,
number: nil,
text: "",
line_code: line_code,
},
right: {
type: type,
number: line_new,
text: full_line,
line_code: line_code
}
}
end
end
end
lines
end
private
def generate_line_code(file_path, line)
Gitlab::Diff::LineCode.generate(file_path, line.new_pos, line.old_pos)
end
end
end
end
......@@ -11,13 +11,10 @@ module Gitlab
line_new = 1
type = nil
lines_arr = ::Gitlab::InlineDiff.processing lines
lines_arr.each do |line|
@lines.each do |line|
next if filename?(line)
full_line = html_escape(line.gsub(/\n/, ''))
full_line = ::Gitlab::InlineDiff.replace_markers full_line
full_line = line.gsub(/\n/, '')
if line.match(/^@@ -/)
type = "match"
......@@ -29,6 +26,10 @@ module Gitlab
lines_obj << Gitlab::Diff::Line.new(full_line, type, line_obj_index, line_old, line_new)
line_obj_index += 1
next
elsif line[0] == '\\'
type = 'nonewline'
lines_obj << Gitlab::Diff::Line.new(full_line, type, line_obj_index, line_old, line_new)
line_obj_index += 1
else
type = identification_type(line)
lines_obj << Gitlab::Diff::Line.new(full_line, type, line_obj_index, line_old, line_new)
......@@ -36,10 +37,13 @@ module Gitlab
end
if line[0] == "+"
case line[0]
when "+"
line_new += 1
elsif line[0] == "-"
when "-"
line_old += 1
when "\\"
# No increment
else
line_new += 1
line_old += 1
......@@ -62,19 +66,15 @@ module Gitlab
end
def identification_type(line)
if line[0] == "+"
case line[0]
when "+"
"new"
elsif line[0] == "-"
when "-"
"old"
else
nil
end
end
def html_escape(str)
replacements = { '&' => '&amp;', '>' => '&gt;', '<' => '&lt;', '"' => '&quot;', "'" => '&#39;' }
str.gsub(/[&"'><]/, replacements)
end
end
end
end
module Gitlab
class Highlight
def self.highlight(blob_name, blob_content, nowrap: true)
new(blob_name, blob_content, nowrap: nowrap).highlight(blob_content, continue: false)
end
def self.highlight_lines(repository, ref, file_name)
blob = repository.blob_at(ref, file_name)
return [] unless blob
highlight(file_name, blob.data).lines.map!(&:html_safe)
end
def initialize(blob_name, blob_content, nowrap: true)
@formatter = rouge_formatter(nowrap: nowrap)
@lexer = Rouge::Lexer.guess(filename: blob_name, source: blob_content).new rescue Rouge::Lexers::PlainText
end
def highlight(text, continue: true)
@formatter.format(@lexer.lex(text, continue: continue)).html_safe
rescue
@formatter.format(Rouge::Lexers::PlainText.lex(text)).html_safe
end
private
def rouge_formatter(options = {})
options = options.reverse_merge(
nowrap: true,
cssclass: 'code highlight',
lineanchors: true,
lineanchorsid: 'LC'
)
Rouge::Formatters::HTMLGitlab.new(options)
end
end
end
module Gitlab
class InlineDiff
class << self
START = "#!idiff-start!#"
FINISH = "#!idiff-finish!#"
def processing(diff_arr)
indexes = _indexes_of_changed_lines diff_arr
indexes.each do |index|
first_line = diff_arr[index+1]
second_line = diff_arr[index+2]
# Skip inline diff if empty line was replaced with content
next if first_line == "-\n"
first_token = find_first_token(first_line, second_line)
apply_first_token(diff_arr, index, first_token)
last_token = find_last_token(first_line, second_line, first_token)
apply_last_token(diff_arr, index, last_token)
end
diff_arr
end
def apply_first_token(diff_arr, index, first_token)
start = first_token + START
if first_token.empty?
# In case if we remove string of spaces in commit
diff_arr[index+1].sub!("-", "-" => "-#{START}")
diff_arr[index+2].sub!("+", "+" => "+#{START}")
else
diff_arr[index+1].sub!(first_token, first_token => start)
diff_arr[index+2].sub!(first_token, first_token => start)
end
end
def apply_last_token(diff_arr, index, last_token)
# This is tricky: escape backslashes so that `sub` doesn't interpret them
# as backreferences. Regexp.escape does NOT do the right thing.
replace_token = FINISH + last_token.gsub(/\\/, '\&\&')
diff_arr[index+1].sub!(/#{Regexp.escape(last_token)}$/, replace_token)
diff_arr[index+2].sub!(/#{Regexp.escape(last_token)}$/, replace_token)
end
def find_first_token(first_line, second_line)
max_length = [first_line.size, second_line.size].max
first_the_same_symbols = 0
(0..max_length + 1).each do |i|
first_the_same_symbols = i - 1
if first_line[i] != second_line[i] && i > 0
break
end
end
first_line[0..first_the_same_symbols][1..-1]
end
def find_last_token(first_line, second_line, first_token)
max_length = [first_line.size, second_line.size].max
last_the_same_symbols = 0
(1..max_length + 1).each do |i|
last_the_same_symbols = -i
shortest_line = second_line.size > first_line.size ? first_line : second_line
if (first_line[-i] != second_line[-i]) || "#{first_token}#{START}".size == shortest_line[1..-i].size
break
end
end
last_the_same_symbols += 1
first_line[last_the_same_symbols..-1]
end
def _indexes_of_changed_lines(diff_arr)
chain_of_first_symbols = ""
diff_arr.each_with_index do |line, i|
chain_of_first_symbols += line[0]
end
chain_of_first_symbols.gsub!(/[^\-\+]/, "#")
offset = 0
indexes = []
while index = chain_of_first_symbols.index("#-+#", offset)
indexes << index
offset = index + 1
end
indexes
end
def replace_markers(line)
line.gsub!(START, "<span class='idiff'>")
line.gsub!(FINISH, "</span>")
line
end
end
end
end
This diff is collapsed.
require 'spec_helper'
describe BlobHelper do
describe 'highlight' do
let(:blob_name) { 'test.lisp' }
let(:no_context_content) { ":type \"assem\"))" }
let(:blob_content) { "(make-pathname :defaults name\n#{no_context_content}" }
......@@ -15,8 +14,9 @@ describe BlobHelper do
)
end
describe '#highlight' do
it 'should return plaintext for unknown lexer context' do
result = highlight(blob_name, no_context_content, nowrap: true, continue: false)
result = helper.highlight(blob_name, no_context_content, nowrap: true)
expect(result).to eq('<span id="LC1" class="line">:type &quot;assem&quot;))</span>')
end
......@@ -24,22 +24,11 @@ describe BlobHelper do
expected = %Q[<span id="LC1" class="line"><span class="p">(</span><span class="nb">make-pathname</span> <span class="ss">:defaults</span> <span class="nv">name</span></span>
<span id="LC2" class="line"><span class="ss">:type</span> <span class="s">&quot;assem&quot;</span><span class="p">))</span></span>]
expect(highlight(blob_name, blob_content, nowrap: true, continue: false)).to eq(expected)
end
it 'should highlight continued blocks' do
# Both lines have LC1 as ID since formatter doesn't support continue at the moment
expected = [
'<span id="LC1" class="line"><span class="p">(</span><span class="nb">make-pathname</span> <span class="ss">:defaults</span> <span class="nv">name</span></span>',
'<span id="LC1" class="line"><span class="ss">:type</span> <span class="s">&quot;assem&quot;</span><span class="p">))</span></span>'
]
result = split_content.map{ |content| highlight(blob_name, content, nowrap: true, continue: true) }
expect(result).to eq(expected)
expect(helper.highlight(blob_name, blob_content, nowrap: true)).to eq(expected)
end
it 'should highlight multi-line comments' do
result = highlight(blob_name, multiline_content, nowrap: true, continue: false)
result = helper.highlight(blob_name, multiline_content, nowrap: true)
html = Nokogiri::HTML(result)
lines = html.search('.s')
expect(lines.count).to eq(3)
......@@ -59,9 +48,23 @@ describe BlobHelper do
end
it 'should highlight each line properly' do
result = highlight(blob_name, blob_content, nowrap: true, continue: false)
result = helper.highlight(blob_name, blob_content, nowrap: true)
expect(result).to eq(expected)
end
end
end
describe "#highlighter" do
it 'should highlight continued blocks' do
# Both lines have LC1 as ID since formatter doesn't support continue at the moment
expected = [
'<span id="LC1" class="line"><span class="p">(</span><span class="nb">make-pathname</span> <span class="ss">:defaults</span> <span class="nv">name</span></span>',
'<span id="LC1" class="line"><span class="ss">:type</span> <span class="s">&quot;assem&quot;</span><span class="p">))</span></span>'
]
highlighter = helper.highlighter(blob_name, blob_content, nowrap: true)
result = split_content.map{ |content| highlighter.highlight(content) }
expect(result).to eq(expected)
end
end
end
......@@ -4,10 +4,12 @@ describe DiffHelper do
include RepoHelpers
let(:project) { create(:project) }
let(:repository) { project.repository }
let(:commit) { project.commit(sample_commit.id) }
let(:diffs) { commit.diffs }
let(:diff) { diffs.first }
let(:diff_file) { Gitlab::Diff::File.new(diff) }
let(:diff_refs) { [commit.parent, commit] }
let(:diff_file) { Gitlab::Diff::File.new(diff, diff_refs) }
describe 'diff_hard_limit_enabled?' do
it 'should return true if param is provided' do
......@@ -44,55 +46,41 @@ describe DiffHelper do
describe 'safe_diff_files' do
it 'should return all files from a commit that is smaller than safe limits' do
expect(safe_diff_files(diffs).length).to eq(2)
expect(safe_diff_files(diffs, diff_refs).length).to eq(2)
end
it 'should return only the first file if the diff line count in the 2nd file takes the total beyond safe limits' do
allow(diffs[1].diff).to receive(:lines).and_return([""] * 4999) #simulate 4999 lines
expect(safe_diff_files(diffs).length).to eq(1)
expect(safe_diff_files(diffs, diff_refs).length).to eq(1)
end
it 'should return all files from a commit that is beyond safe limit for numbers of lines if force diff is true' do
allow(controller).to receive(:params) { { force_show_diff: true } }
allow(diffs[1].diff).to receive(:lines).and_return([""] * 4999) #simulate 4999 lines
expect(safe_diff_files(diffs).length).to eq(2)
expect(safe_diff_files(diffs, diff_refs).length).to eq(2)
end
it 'should return only the first file if the diff line count in the 2nd file takes the total beyond hard limits' do
allow(controller).to receive(:params) { { force_show_diff: true } }
allow(diffs[1].diff).to receive(:lines).and_return([""] * 49999) #simulate 49999 lines
expect(safe_diff_files(diffs).length).to eq(1)
expect(safe_diff_files(diffs, diff_refs).length).to eq(1)
end
it 'should return only a safe number of file diffs if a commit touches more files than the safe limits' do
large_diffs = diffs * 100 #simulate 200 diffs
expect(safe_diff_files(large_diffs).length).to eq(100)
expect(safe_diff_files(large_diffs, diff_refs).length).to eq(100)
end
it 'should return all file diffs if a commit touches more files than the safe limits but force diff is true' do
allow(controller).to receive(:params) { { force_show_diff: true } }
large_diffs = diffs * 100 #simulate 200 diffs
expect(safe_diff_files(large_diffs).length).to eq(200)
expect(safe_diff_files(large_diffs, diff_refs).length).to eq(200)
end
it 'should return a limited file diffs if a commit touches more files than the hard limits and force diff is true' do
allow(controller).to receive(:params) { { force_show_diff: true } }
very_large_diffs = diffs * 1000 #simulate 2000 diffs
expect(safe_diff_files(very_large_diffs).length).to eq(1000)
end
end
describe 'parallel_diff' do
it 'should return an array of arrays containing the parsed diff' do
expect(parallel_diff(diff_file, 0)).
to match_array(parallel_diff_result_array)
end
end
describe 'generate_line_code' do
it 'should generate correct line code' do
expect(generate_line_code(diff_file.file_path, diff_file.diff_lines.first)).
to eq('2f6fcd96b88b36ce98c38da085c795a27d92a3dd_6_6')
expect(safe_diff_files(very_large_diffs, diff_refs).length).to eq(1000)
end
end
......@@ -126,39 +114,11 @@ describe DiffHelper do
expect(diff_line_content(diff_file.diff_lines.first.text)).
to eq('@@ -6,12 +6,18 @@ module Popen')
expect(diff_line_content(diff_file.diff_lines.first.type)).to eq('match')
expect(diff_line_content(diff_file.diff_lines.first.new_pos)).to eq(6)
end
end
def parallel_diff_result_array
[
["match", 6, "@@ -6,12 +6,18 @@ module Popen", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_6_6", "match", 6, "@@ -6,12 +6,18 @@ module Popen", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_6_6"],
[nil, 6, " ", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_6_6", nil, 6, " ", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_6_6"], [nil, 7, " def popen(cmd, path=nil)", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_7_7", nil, 7, " def popen(cmd, path=nil)", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_7_7"],
[nil, 8, " unless cmd.is_a?(Array)", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_8_8", nil, 8, " unless cmd.is_a?(Array)", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_8_8"],
["old", 9, "- raise <span class='idiff'></span>&quot;System commands must be given as an array of strings&quot;", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_9_9", "new", 9, "+ raise <span class='idiff'>RuntimeError, </span>&quot;System commands must be given as an array of strings&quot;", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9"],
[nil, 10, " end", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_10", nil, 10, " end", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_10"],
[nil, 11, " ", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_11_11", nil, 11, " ", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_11_11"],
[nil, 12, " path ||= Dir.pwd", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_12_12", nil, 12, " path ||= Dir.pwd", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_12_12"],
["old", 13, "- vars = { &quot;PWD&quot; =&gt; path }", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_13_13", "old", nil, "&nbsp;", nil],
["old", 14, "- options = { chdir: path }", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_14_13", "new", 13, "+", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_13"],
[nil, nil, "&nbsp;", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_14", "new", 14, "+ vars = {", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_14"],
[nil, nil, "&nbsp;", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_15", "new", 15, "+ &quot;PWD&quot; =&gt; path", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_15"],
[nil, nil, "&nbsp;", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_16", "new", 16, "+ }", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_16"],
[nil, nil, "&nbsp;", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_17", "new", 17, "+", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_17"],
[nil, nil, "&nbsp;", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_18", "new", 18, "+ options = {", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_18"],
[nil, nil, "&nbsp;", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_19", "new", 19, "+ chdir: path", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_19"],
[nil, nil, "&nbsp;", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_20", "new", 20, "+ }", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_20"],
[nil, 15, " ", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_21", nil, 21, " ", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_21"],
[nil, 16, " unless File.directory?(path)", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_16_22", nil, 22, " unless File.directory?(path)", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_16_22"],
[nil, 17, " FileUtils.mkdir_p(path)", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_17_23", nil, 23, " FileUtils.mkdir_p(path)", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_17_23"],
["match", 19, "@@ -19,6 +25,7 @@ module Popen", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_19_25", "match", 25, "@@ -19,6 +25,7 @@ module Popen", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_19_25"],
[nil, 19, " ", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_19_25", nil, 25, " ", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_19_25"],
[nil, 20, " @cmd_output = &quot;&quot;", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_20_26", nil, 26, " @cmd_output = &quot;&quot;", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_20_26"],
[nil, 21, " @cmd_status = 0", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_21_27", nil, 27, " @cmd_status = 0", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_21_27"],
[nil, nil, "&nbsp;", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_22_28", "new", 28, "+", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_22_28"],
[nil, 22, " Open3.popen3(vars, *cmd, options) do |stdin, stdout, stderr, wait_thr|", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_22_29", nil, 29, " Open3.popen3(vars, *cmd, options) do |stdin, stdout, stderr, wait_thr|", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_22_29"],
[nil, 23, " @cmd_output &lt;&lt; stdout.read", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_23_30", nil, 30, " @cmd_output &lt;&lt; stdout.read", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_23_30"],
[nil, 24, " @cmd_output &lt;&lt; stderr.read", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_24_31", nil, 31, " @cmd_output &lt;&lt; stderr.read", "2f6fcd96b88b36ce98c38da085c795a27d92a3dd_24_31"]
]
expect(diff_file.diff_lines.first.new_pos).to eq(6)
end
it 'should return safe HTML' do
expect(diff_line_content(diff_file.diff_lines.first.text)).to be_html_safe
end
end
end
......@@ -6,7 +6,7 @@ describe Gitlab::Diff::File, lib: true do
let(:project) { create(:project) }
let(:commit) { project.commit(sample_commit.id) }
let(:diff) { commit.diffs.first }
let(:diff_file) { Gitlab::Diff::File.new(diff) }
let(:diff_file) { Gitlab::Diff::File.new(diff, [commit.parent, commit]) }
describe :diff_lines do
let(:diff_lines) { diff_file.diff_lines }
......
require 'spec_helper'
describe Gitlab::Diff::Highlight, lib: true do
include RepoHelpers
let(:project) { create(:project) }
let(:commit) { project.commit(sample_commit.id) }
let(:diff) { commit.diffs.first }
let(:diff_file) { Gitlab::Diff::File.new(diff, [commit.parent, commit]) }
describe '#highlight' do
let(:diff_lines) { Gitlab::Diff::Highlight.new(diff_file).highlight }
it 'should return Gitlab::Diff::Line elements' do
expect(diff_lines.first).to be_an_instance_of(Gitlab::Diff::Line)
end
it 'should not modify "match" lines' do
expect(diff_lines[0].text).to eq('@@ -6,12 +6,18 @@ module Popen')
expect(diff_lines[22].text).to eq('@@ -19,6 +25,7 @@ module Popen')
end
it 'should highlight unchanged lines' do
code = %Q{ <span id="LC7" class="line"> <span class="k">def</span> <span class="nf">popen</span><span class="p">(</span><span class="n">cmd</span><span class="p">,</span> <span class="n">path</span><span class="o">=</span><span class="kp">nil</span><span class="p">)</span></span>\n}
expect(diff_lines[2].text).to eq(code)
end
it 'should highlight removed lines' do
code = %Q{-<span id="LC9" class="line"> <span class="k">raise</span> <span class="s2">&quot;System commands must be given as an array of strings&quot;</span></span>\n}
expect(diff_lines[4].text).to eq(code)
end
it 'should highlight added lines' do
code = %Q{+<span id="LC9" class="line"> <span class="k">raise</span> <span class="no"><span class='idiff'>RuntimeError</span></span><span class="p"><span class='idiff'>,</span></span><span class='idiff'> </span><span class="s2">&quot;System commands must be given as an array of strings&quot;</span></span>\n}
expect(diff_lines[5].text).to eq(code)
end
end
end
require 'spec_helper'
describe Gitlab::Diff::InlineDiffMarker, lib: true do
describe '#inline_diffs' do
let(:raw) { "abc 'def'" }
let(:rich) { %{<span class="abc">abc</span><span class="space"> </span><span class="def">&#39;def&#39;</span>} }
let(:inline_diffs) { [2..5] }
let(:subject) { Gitlab::Diff::InlineDiffMarker.new(raw, rich).mark(inline_diffs) }
it 'marks the inline diffs' do
expect(subject).to eq(%{<span class="abc">ab<span class='idiff'>c</span></span><span class="space"><span class='idiff'> </span></span><span class="def"><span class='idiff'>&#39;d</span>ef&#39;</span>})
end
end
end
require 'spec_helper'
describe Gitlab::Diff::InlineDiff, lib: true do
describe '#inline_diffs' do
let(:diff) do
<<eos
class Test
- def initialize(test = true)
+ def initialize(test = false)
@test = test
end
end
eos
end
let(:subject) { Gitlab::Diff::InlineDiff.new(diff.lines).inline_diffs }
it 'finds all inline diffs' do
expect(subject[0]).to be_nil
expect(subject[1]).to eq([25..27])
expect(subject[2]).to eq([25..28])
expect(subject[3]).to be_nil
expect(subject[4]).to be_nil
expect(subject[5]).to be_nil
end
end
end
require 'spec_helper'
describe Gitlab::Diff::ParallelDiff, lib: true do
include RepoHelpers
let(:project) { create(:project) }
let(:repository) { project.repository }
let(:commit) { project.commit(sample_commit.id) }
let(:diffs) { commit.diffs }
let(:diff) { diffs.first }
let(:diff_refs) { [commit.parent, commit] }
let(:diff_file) { Gitlab::Diff::File.new(diff, diff_refs) }
subject { described_class.new(diff_file) }
let(:parallel_diff_result_array) { YAML.load_file("#{Rails.root}/spec/fixtures/parallel_diff_result.yml") }
describe '#parallelize' do
it 'should return an array of arrays containing the parsed diff' do
expect(subject.parallelize).to match_array(parallel_diff_result_array)
end
end
end
......@@ -86,7 +86,7 @@ eos
it { expect(line.type).to eq(nil) }
it { expect(line.old_pos).to eq(24) }
it { expect(line.new_pos).to eq(31) }
it { expect(line.text).to eq(' @cmd_output &lt;&lt; stderr.read') }
it { expect(line.text).to eq(' @cmd_output << stderr.read') }
end
end
end
......
require 'spec_helper'
describe Gitlab::Highlight, lib: true do
include RepoHelpers
let(:project) { create(:project) }
let(:commit) { project.commit(sample_commit.id) }
describe '.highlight_lines' do
let(:lines) do
Gitlab::Highlight.highlight_lines(project.repository, commit.id, 'files/ruby/popen.rb')
end
it 'should properly highlight all the lines' do
expect(lines[4]).to eq(%Q{<span id="LC5" class="line"> <span class="kp">extend</span> <span class="nb">self</span></span>\n})
expect(lines[21]).to eq(%Q{<span id="LC22" class="line"> <span class="k">unless</span> <span class="no">File</span><span class="p">.</span><span class="nf">directory?</span><span class="p">(</span><span class="n">path</span><span class="p">)</span></span>\n})
expect(lines[26]).to eq(%Q{<span id="LC27" class="line"> <span class="vi">@cmd_status</span> <span class="o">=</span> <span class="mi">0</span></span>\n})
end
end
end
require 'spec_helper'
describe Gitlab::InlineDiff, lib: true do
describe '#processing' do
let(:diff) do
<<eos
--- a/test.rb
+++ b/test.rb
@@ -1,6 +1,6 @@
class Test
def cleanup_string(input)
return nil if input.nil?
- input.sub(/[\\r\\n].+/,'').sub(/\\\\[rn].+/, '').strip
+ input.to_s.sub(/[\\r\\n].+/,'').sub(/\\\\[rn].+/, '').strip
end
end
eos
end
let(:expected) do
["--- a/test.rb\n",
"+++ b/test.rb\n",
"@@ -1,6 +1,6 @@\n",
" class Test\n",
" def cleanup_string(input)\n",
" return nil if input.nil?\n",
"- input.#!idiff-start!##!idiff-finish!#sub(/[\\r\\n].+/,'').sub(/\\\\[rn].+/, '').strip\n",
"+ input.#!idiff-start!#to_s.#!idiff-finish!#sub(/[\\r\\n].+/,'').sub(/\\\\[rn].+/, '').strip\n",
" end\n",
" end\n"]
end
let(:subject) { Gitlab::InlineDiff.processing(diff.lines) }
it 'should retain backslashes' do
expect(subject).to eq(expected)
end
end
end
......@@ -6,7 +6,7 @@ describe MergeRequests::MergeWhenBuildSucceedsService do
let(:mr_merge_if_green_enabled) do
create(:merge_request, merge_when_build_succeeds: true, merge_user: user,
source_branch: "source_branch", target_branch: project.default_branch,
source_branch: "master", target_branch: 'feature',
source_project: project, target_project: project, state: "opened")
end
......
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