RustFmt.sublime-settings

{
  /*
  Executable with zero or more arguments.

  When modifying this setting, ensure that the executable expects to
  communicate over standard input/output.

  For versions of `rustfmt` prior to 0.8.0, use:

      "executable": ["rustfmt", "--write-mode", "display"]

  To tell `rustfmt` to use the 2018 edition globally, use:

      "executable": ["rustfmt", "--edition", "2018"]

  */
  "executable": ["rustfmt"],

  /*
  Additional environment variables for the subprocess. Environment is always
  inherited from Sublime Text, which generally tries to mimic your shell env.
  This is needed only for additional variables and overrides.
  */
  "env": null,

  /*
  Format current buffer on save. Enabled by default.

  Note that you can format the buffer manually via the "RustFmt: Format Buffer"
  command.
  */
  "format_on_save": true,

  /*
  Compatibility mode for versions of `rustfmt` prior to 0.8.0. Equivalent to:

      "executable": ["rustfmt", "--write-mode", "display"]
  */
  "legacy_write_mode_option": false,

  /*
  Whether to search for `rustfmt.toml` in the file's directory and its
  ancestors. For anonymous buffers, "current directory" will be guessed from
  the current window.
  */
  "use_config_path": true,

  /*
  Determines the CWD of the subprocess. Possible values:

    - "auto"         -- try to use the current file's directory; fall back on
      the project root, which is assumed to be the first directory in the
      current window

    - "project_root" -- use the project root, which is assumed to be the first
      directory in the current window

    - "none"         -- don't set the CWD

    - ":<path>"      -- use hardcoded path; may be useful for project-specific
      settings
  */
  "cwd_mode": "auto",

  /*
  Show errors from `rustfmt` as popups. Enabled by default.
  */
  "error_messages": true,

  /*
  Determines how to replace the contents of the current buffer with the
  formatted output. Possible values:

    - "diff":    -- more complicated but better at preserving cursor position

    - "replace": -- simpler but doesn't preserve cursor position
  */
  "merge_type": "diff"
}