Module: RuVim::Git::Diff::HandlerMethods

Included in:
Handler
Defined in:
lib/ruvim/git/diff.rb

Overview

Command handler methods

Instance Method Summary collapse

Instance Method Details

#git_diff(ctx, argv: []) ⇒ Object 



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# File 'lib/ruvim/git/diff.rb', line 65

def git_diff(ctx, argv: [], **)
  file_path = git_resolve_path(ctx)
  unless file_path
    ctx.editor.echo_error("No file or directory to resolve git repo")
    return
  end

  lines, root, err = Diff.run(file_path, args: argv)
  unless lines
    ctx.editor.echo_error("git diff: #{err}")
    return
  end

  if lines.empty?
    ctx.editor.echo("No diff output (working tree clean)")
    return
  end

  buf = ctx.editor.add_virtual_buffer(
    kind: :git_diff,
    name: "[Git Diff]",
    lines: lines,
    filetype: "diff",
    readonly: true,
    modifiable: false
  )
  buf.options["git_repo_root"] = root
  ctx.editor.switch_to_buffer(buf.id)
  bind_git_buffer_keys(ctx.editor, buf.id)
  ctx.editor.echo("[Git Diff]")
end

#git_diff_open_file(ctx) ⇒ Object 



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# File 'lib/ruvim/git/diff.rb', line 97

def git_diff_open_file(ctx, **)
  buf = ctx.buffer
  unless buf.kind == :git_diff || buf.kind == :git_log
    ctx.editor.echo_error("Not a git diff buffer")
    return
  end

  filename, line_num = Diff.parse_location(buf.lines, ctx.window.cursor_y)
  unless filename
    ctx.editor.echo_error("No file on this line")
    return
  end

  root = buf.options["git_repo_root"]
  full_path = File.join(root, filename)
  unless File.exist?(full_path)
    ctx.editor.echo_error("File not found: #{filename}")
    return
  end

  existing = ctx.editor.buffers.values.find { |b| b.path == full_path }
  if existing
    ctx.editor.switch_to_buffer(existing.id)
  else
    new_buf = ctx.editor.add_buffer_from_file(full_path)
    ctx.editor.switch_to_buffer(new_buf.id)
  end
  ctx.editor.current_window.cursor_y = [line_num - 1, 0].max
end