Module: Carson::Runtime::Local

Included in:
Carson::Runtime
Defined in:
lib/carson/runtime/local/sync.rb,
lib/carson/runtime/local/hooks.rb,
lib/carson/runtime/local/prune.rb,
lib/carson/runtime/local/onboard.rb,
lib/carson/runtime/local/template.rb,
lib/carson/runtime/local/worktree.rb

Constant Summary collapse

TEMPLATE_SYNC_BRANCH = 
"carson/template-sync".freeze
SUPERSEDED = 
[
	".github/carson-instructions.md",
	".github/workflows/carson-lint.yml",
	".github/.mega-linter.yml"
].freeze

Instance Method Summary collapse

Instance Method Details

#offboard! ⇒ Object

Removes Carson-managed repository integration so a host repository can retire Carson cleanly.



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# File 'lib/carson/runtime/local/onboard.rb', line 161

def offboard!
	puts_verbose ""
	puts_verbose "[Offboard]"
	unless inside_git_work_tree?
		puts_line "ERROR: #{repo_root} is not a git repository."
		return EXIT_ERROR
	end
	if self.in.respond_to?( :tty? ) && self.in.tty?
		puts_line ""
		puts_line "This will remove Carson hooks, managed .github/ files,"
		puts_line "and deregister this repository from portfolio governance."
		puts_line "Continue?"
		unless prompt_yes_no( default: false )
			puts_line "Offboard cancelled."
			return EXIT_OK
		end
	end

	hooks_status = disable_carson_hooks_path!
	return hooks_status unless hooks_status == EXIT_OK

	removed_count = 0
	missing_count = 0
	offboard_cleanup_targets.each do |relative|
		absolute = resolve_repo_path!( relative_path: relative, label: "offboard target #{relative}" )
		if File.exist?( absolute )
			FileUtils.rm_rf( absolute )
			puts_verbose "removed_path: #{relative}"
			removed_count += 1
		else
			puts_verbose "skip_missing_path: #{relative}"
			missing_count += 1
		end
	end
	remove_empty_offboard_directories!
	remove_govern_repo!( repo_path: File.expand_path( repo_root ) )
	puts_verbose "govern_deregistered: #{File.expand_path( repo_root )}"
	puts_verbose "offboard_summary: removed=#{removed_count} missing=#{missing_count}"
	if verbose?
		puts_line "OK: Carson offboard completed for #{repo_root}."
	else
		puts_line "Removed #{removed_count} file#{plural_suffix( count: removed_count )}. Offboard complete."
	end
	puts_line ""
	puts_line "Next: commit the removals and push to finalise offboarding."
	EXIT_OK
end

#onboard! ⇒ Object

One-command onboarding for new repositories: detect remote, install hooks, apply templates, and run initial audit.



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# File 'lib/carson/runtime/local/onboard.rb', line 6

def onboard!
	fingerprint_status = block_if_outsider_fingerprints!
	return fingerprint_status unless fingerprint_status.nil?

	unless inside_git_work_tree?
		puts_line "ERROR: #{repo_root} is not a git repository."
		return EXIT_ERROR
	end

	repo_name = File.basename( repo_root )
	puts_line ""
	puts_line "Onboarding #{repo_name}..."

	if !global_config_exists? || !git_remote_exists?( remote_name: config.git_remote )
		if self.in.respond_to?( :tty? ) && self.in.tty?
			setup_status = setup!
			return setup_status unless setup_status == EXIT_OK
		else
			silent_setup!
		end
	end

	onboard_apply!
end

#prune! ⇒ Object

Removes stale local branches (gone upstream), orphan branches (no tracking) with merged PR evidence, and absorbed branches (content already on main, no open PR).



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# File 'lib/carson/runtime/local/prune.rb', line 6

def prune!
	fingerprint_status = block_if_outsider_fingerprints!
	return fingerprint_status unless fingerprint_status.nil?

	git_system!( "fetch", config.git_remote, "--prune" )
	active_branch = current_branch
	counters = { deleted: 0, skipped: 0 }

	stale_branches = stale_local_branches
	prune_stale_branch_entries( stale_branches: stale_branches, active_branch: active_branch, counters: counters )

	orphan_branches = orphan_local_branches( active_branch: active_branch )
	prune_orphan_branch_entries( orphan_branches: orphan_branches, counters: counters )

	absorbed_branches = absorbed_local_branches( active_branch: active_branch )
	prune_absorbed_branch_entries( absorbed_branches: absorbed_branches, counters: counters )

	return prune_no_stale_branches if counters.fetch( :deleted ).zero? && counters.fetch( :skipped ).zero?

	puts_verbose "prune_summary: deleted=#{counters.fetch( :deleted )} skipped=#{counters.fetch( :skipped )}"
	unless verbose?
		deleted_count = counters.fetch( :deleted )
		skipped_count = counters.fetch( :skipped )
		message = if deleted_count > 0 && skipped_count > 0
			"Pruned #{deleted_count}, skipped #{skipped_count} (--verbose for details)."
		elsif deleted_count > 0
			"Pruned #{deleted_count} stale branch#{plural_suffix( count: deleted_count )}."
		else
			"Skipped #{skipped_count} branch#{plural_suffix( count: skipped_count )} (--verbose for details)."
		end
		puts_line message
	end
	EXIT_OK
end

#prune_all! ⇒ Object 



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# File 'lib/carson/runtime/local/onboard.rb', line 118

def prune_all!
	repos = config.govern_repos
	if repos.empty?
		puts_line "No governed repositories configured."
		puts_line "  Run carson onboard in each repo to register."
		return EXIT_ERROR
	end

	puts_line ""
	puts_line "Prune all (#{repos.length} repo#{plural_suffix( count: repos.length )})"
	succeeded = 0
	failed = 0

	repos.each do |repo_path|
		repo_name = File.basename( repo_path )
		unless Dir.exist?( repo_path )
			puts_line "#{repo_name}: FAIL (path not found)"
			failed += 1
			next
		end

		begin
			buf = verbose? ? out : StringIO.new
			err_buf = verbose? ? err : StringIO.new
			rt = Runtime.new( repo_root: repo_path, tool_root: tool_root, out: buf, err: err_buf, verbose: verbose? )
			status = rt.prune!
			unless verbose?
				summary = buf.string.lines.last.to_s.strip
				puts_line "#{repo_name}: #{summary.empty? ? 'OK' : summary}"
			end
			status == EXIT_ERROR ? ( failed += 1 ) : ( succeeded += 1 )
		rescue StandardError => e
			puts_line "#{repo_name}: FAIL (#{e.message})"
			failed += 1
		end
	end

	puts_line ""
	puts_line "Prune all complete: #{succeeded} pruned, #{failed} failed."
	failed.zero? ? EXIT_OK : EXIT_ERROR
end

#refresh! ⇒ Object

Re-applies hooks, templates, and audit after upgrading Carson.



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# File 'lib/carson/runtime/local/onboard.rb', line 32

def refresh!
	fingerprint_status = block_if_outsider_fingerprints!
	return fingerprint_status unless fingerprint_status.nil?

	unless inside_git_work_tree?
		puts_line "ERROR: #{repo_root} is not a git repository."
		return EXIT_ERROR
	end

	if verbose?
		puts_verbose ""
		puts_verbose "[Refresh]"
		hook_status = prepare!
		return hook_status unless hook_status == EXIT_OK

		drift_count = template_results.count { |entry| entry.fetch( :status ) != "ok" }
		template_status = template_apply!
		return template_status unless template_status == EXIT_OK

		@template_sync_result = template_propagate!( drift_count: drift_count )

		audit_status = audit!
		if audit_status == EXIT_OK
			puts_line "OK: Carson refresh completed for #{repo_root}."
		elsif audit_status == EXIT_BLOCK
			puts_line "BLOCK: Carson refresh completed with policy blocks; resolve and rerun carson audit."
		end
		return audit_status
	end

	puts_line "Refresh"
	hook_status = with_captured_output { prepare! }
	return hook_status unless hook_status == EXIT_OK
	puts_line "Hooks installed (#{config.managed_hooks.count} hooks)."

	template_drift_count = template_results.count { |entry| entry.fetch( :status ) != "ok" }
	template_status = with_captured_output { template_apply! }
	return template_status unless template_status == EXIT_OK
	if template_drift_count.positive?
		puts_line "Templates applied (#{template_drift_count} updated)."
	else
		puts_line "Templates in sync."
	end

	@template_sync_result = template_propagate!( drift_count: template_drift_count )

	audit_status = audit!
	puts_line "Refresh complete."
	audit_status
end

#refresh_all! ⇒ Object

Re-applies hooks, templates, and audit across all governed repositories.



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# File 'lib/carson/runtime/local/onboard.rb', line 84

def refresh_all!
	repos = config.govern_repos
	if repos.empty?
		puts_line "No governed repositories configured."
		puts_line "  Run carson onboard in each repo to register."
		return EXIT_ERROR
	end

	puts_line ""
	puts_line "Refresh all (#{repos.length} repo#{plural_suffix( count: repos.length )})"
	refreshed = 0
	failed = 0

	repos.each do |repo_path|
		repo_name = File.basename( repo_path )
		unless Dir.exist?( repo_path )
			puts_line "#{repo_name}: FAIL (path not found)"
			failed += 1
			next
		end

		status = refresh_single_repo( repo_path: repo_path, repo_name: repo_name )
		if status == EXIT_ERROR
			failed += 1
		else
			refreshed += 1
		end
	end

	puts_line ""
	puts_line "Refresh all complete: #{refreshed} refreshed, #{failed} failed."
	failed.zero? ? EXIT_OK : EXIT_ERROR
end

#sync! ⇒ Object 



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# File 'lib/carson/runtime/local/sync.rb', line 4

def sync!
	fingerprint_status = block_if_outsider_fingerprints!
	return fingerprint_status unless fingerprint_status.nil?

	unless working_tree_clean?
		puts_line "BLOCK: working tree is dirty; commit/stash first, then run carson sync."
		return EXIT_BLOCK
	end
	start_branch = current_branch
	switched = false
	git_system!( "fetch", config.git_remote, "--prune" )
	if start_branch != config.main_branch
		git_system!( "switch", config.main_branch )
		switched = true
	end
	git_system!( "pull", "--ff-only", config.git_remote, config.main_branch )
	ahead_count, behind_count, error_text = main_sync_counts
	if error_text
		puts_line "BLOCK: unable to verify main sync state (#{error_text})."
		return EXIT_BLOCK
	end
	if ahead_count.zero? && behind_count.zero?
		puts_line "OK: local #{config.main_branch} is now in sync with #{config.git_remote}/#{config.main_branch}."
		return EXIT_OK
	end
	puts_line "BLOCK: local #{config.main_branch} still diverges (ahead=#{ahead_count}, behind=#{behind_count})."
	EXIT_BLOCK
ensure
	git_system!( "switch", start_branch ) if switched && branch_exists?( branch_name: start_branch )
end

#template_apply!(push_prep: false) ⇒ Object

Applies managed template files as full-file writes from Carson sources. Also removes superseded files that are no longer part of the managed set.



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# File 'lib/carson/runtime/local/template.rb', line 48

def template_apply!( push_prep: false )
	fingerprint_status = block_if_outsider_fingerprints!
	return fingerprint_status unless fingerprint_status.nil?

	puts_verbose ""
	puts_verbose "[Template Sync Apply]"
	results = template_results
	stale = template_superseded_present
	applied = 0
	results.each do |entry|
		if entry.fetch( :status ) == "error"
			puts_verbose "template_file: #{entry.fetch( :file )} status=error reason=#{entry.fetch( :reason )}"
			next
		end

		file_path = File.join( repo_root, entry.fetch( :file ) )
		if entry.fetch( :status ) == "ok"
			puts_verbose "template_file: #{entry.fetch( :file )} status=ok reason=in_sync"
			next
		end

		FileUtils.mkdir_p( File.dirname( file_path ) )
		File.write( file_path, entry.fetch( :applied_content ) )
		puts_verbose "template_file: #{entry.fetch( :file )} status=updated reason=#{entry.fetch( :reason )}"
		applied += 1
	end

	removed = 0
	stale.each do |file|
		file_path = resolve_repo_path!( relative_path: file, label: "superseded file #{file}" )
		File.delete( file_path )
		puts_verbose "template_file: #{file} status=removed reason=superseded"
		removed += 1
	end

	error_count = results.count { |entry| entry.fetch( :status ) == "error" }
	puts_verbose "template_apply_summary: updated=#{applied} removed=#{removed} error=#{error_count}"
	unless verbose?
		if applied.positive? || removed.positive?
			summary_parts = []
			summary_parts << "#{applied} updated" if applied.positive?
			summary_parts << "#{removed} removed" if removed.positive?
			puts_line "Templates applied (#{summary_parts.join( ", " )})."
		else
			puts_line "Templates in sync."
		end
	end
	return EXIT_ERROR if error_count.positive?

	return EXIT_BLOCK if push_prep && push_prep_commit!
	EXIT_OK
end

#template_check! ⇒ Object

Read-only template drift check; returns block when managed files are out of sync.



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# File 'lib/carson/runtime/local/template.rb', line 13

def template_check!
	fingerprint_status = block_if_outsider_fingerprints!
	return fingerprint_status unless fingerprint_status.nil?

	puts_verbose ""
	puts_verbose "[Template Sync Check]"
	results = template_results
	stale = template_superseded_present
	drift_count = results.count { |entry| entry.fetch( :status ) == "drift" }
	error_count = results.count { |entry| entry.fetch( :status ) == "error" }
	stale_count = stale.count
	results.each do |entry|
		puts_verbose "template_file: #{entry.fetch( :file )} status=#{entry.fetch( :status )} reason=#{entry.fetch( :reason )}"
	end
	stale.each { |file| puts_verbose "template_file: #{file} status=stale reason=superseded" }
	puts_verbose "template_summary: total=#{results.count} drift=#{drift_count} stale=#{stale_count} error=#{error_count}"
	unless verbose?
		if ( drift_count + stale_count ).positive?
			summary_parts = []
			summary_parts << "#{drift_count} of #{results.count} drifted" if drift_count.positive?
			summary_parts << "#{stale_count} stale" if stale_count.positive?
			puts_line "Templates: #{summary_parts.join( ", " )}"
			results.select { |entry| entry.fetch( :status ) == "drift" }.each { |entry| puts_line "  #{entry.fetch( :file )}" }
			stale.each { |file| puts_line "  #{file} — superseded" }
		else
			puts_line "Templates: #{results.count} files in sync"
		end
	end
	return EXIT_ERROR if error_count.positive?

	( drift_count + stale_count ).positive? ? EXIT_BLOCK : EXIT_OK
end

#worktree_create!(name:) ⇒ Object

Creates a new worktree under .claude/worktrees/<name> with a fresh branch.



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# File 'lib/carson/runtime/local/worktree.rb', line 9

def worktree_create!( name: )
	worktrees_dir = File.join( repo_root, ".claude", "worktrees" )
	wt_path = File.join( worktrees_dir, name )

	if Dir.exist?( wt_path )
		puts_line "ERROR: worktree already exists: #{name}"
		puts_line "  Path: #{wt_path}"
		return EXIT_ERROR
	end

	# Determine the base branch (main branch from config).
	base = config.main_branch

	# Create the worktree with a new branch based on the main branch.
	FileUtils.mkdir_p( worktrees_dir )
	_, wt_stderr, wt_success, = git_run( "worktree", "add", wt_path, "-b", name, base )
	unless wt_success
		error_text = wt_stderr.to_s.strip
		error_text = "unable to create worktree" if error_text.empty?
		puts_line "ERROR: #{error_text}"
		return EXIT_ERROR
	end

	puts_line "Worktree created: #{name}"
	puts_line "  Path: #{wt_path}"
	puts_line "  Branch: #{name}"
	EXIT_OK
end

#worktree_done!(name: nil) ⇒ Object

Marks a worktree as completed without deleting it. Verifies all changes are committed. Deferred deletion — cleanup happens later.



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# File 'lib/carson/runtime/local/worktree.rb', line 40

def worktree_done!( name: nil )
	if name.to_s.strip.empty?
		# Try to detect current worktree from CWD.
		puts_line "ERROR: missing worktree name. Use: carson worktree done <name>"
		return EXIT_ERROR
	end

	resolved_path = resolve_worktree_path( worktree_path: name )

	unless worktree_registered?( path: resolved_path )
		puts_line "ERROR: #{name} is not a registered worktree."
		return EXIT_ERROR
	end

	# Check for uncommitted changes in the worktree.
	wt_status, _, status_success, = Open3.capture3( "git", "status", "--porcelain", chdir: resolved_path )
	if status_success && !wt_status.strip.empty?
		puts_line "Worktree has uncommitted changes: #{name}"
		puts_line "  Commit your changes first, then run `carson worktree done #{name}` again."
		return EXIT_BLOCK
	end

	# Check for unpushed commits.
	branch = worktree_branch( path: resolved_path )
	if branch
		remote = config.git_remote
		remote_ref = "#{remote}/#{branch}"
		ahead, _, ahead_ok, = Open3.capture3( "git", "rev-list", "--count", "#{remote_ref}..#{branch}", chdir: resolved_path )
		if ahead_ok && ahead.strip.to_i > 0
			puts_line "Worktree has unpushed commits: #{name}"
			puts_line "  Push with `git -C #{resolved_path} push #{remote} #{branch}` first."
			return EXIT_BLOCK
		end
	end

	puts_line "Worktree done: #{name}"
	puts_line "  Branch: #{branch || '(detached)'}"
	puts_line "  Cleanup later with `carson worktree remove #{name}` or `carson housekeep`."
	EXIT_OK
end

#worktree_remove!(worktree_path:, force: false) ⇒ Object

Removes a worktree: directory, git registration, and branch. Never forces removal — if the worktree has uncommitted changes, refuses unless the user explicitly passes force: true via CLI –force flag.



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# File 'lib/carson/runtime/local/worktree.rb', line 84

def worktree_remove!( worktree_path:, force: false )
	fingerprint_status = block_if_outsider_fingerprints!
	return fingerprint_status unless fingerprint_status.nil?

	resolved_path = resolve_worktree_path( worktree_path: worktree_path )

	unless worktree_registered?( path: resolved_path )
		puts_line "ERROR: #{resolved_path} is not a registered worktree."
		puts_line "  Registered worktrees:"
		worktree_list.each { |wt| puts_line "  - #{wt.fetch( :path )} [#{wt.fetch( :branch )}]" }
		return EXIT_ERROR
	end

	branch = worktree_branch( path: resolved_path )
	puts_verbose "worktree_remove: path=#{resolved_path} branch=#{branch} force=#{force}"

	# Step 1: remove the worktree (directory + git registration).
	# Try safe removal first. Only use --force if the user explicitly requested it.
	rm_args = [ "worktree", "remove" ]
	rm_args << "--force" if force
	rm_args << resolved_path
	rm_stdout, rm_stderr, rm_success, = git_run( *rm_args )
	unless rm_success
		error_text = rm_stderr.to_s.strip
		error_text = "unable to remove worktree" if error_text.empty?
		if !force && ( error_text.downcase.include?( "untracked" ) || error_text.downcase.include?( "modified" ) )
			puts_line "Worktree has uncommitted changes: #{File.basename( resolved_path )}"
			puts_line "  Commit or discard changes first, or use --force to override."
		else
			puts_line "ERROR: #{error_text}"
		end
		return EXIT_ERROR
	end
	puts_verbose "worktree_removed: #{resolved_path}"

	# Step 2: delete the local branch.
	if branch && !config.protected_branches.include?( branch )
		_, del_stderr, del_success, = git_run( "branch", "-D", branch )
		if del_success
			puts_verbose "branch_deleted: #{branch}"
		else
			puts_verbose "branch_delete_skipped: #{branch} reason=#{del_stderr.to_s.strip}"
		end
	end

	# Step 3: delete the remote branch (best-effort).
	if branch && !config.protected_branches.include?( branch )
		remote_branch = branch
		git_run( "push", config.git_remote, "--delete", remote_branch )
		puts_verbose "remote_branch_deleted: #{config.git_remote}/#{remote_branch}"
	end

	unless verbose?
		puts_line "Worktree removed: #{File.basename( resolved_path )}"
	end
	EXIT_OK
end