#compdef include-what-you-use

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# TODO:
# - prevent _iwyu_opts from running once the first clang option got passed

_iwyu_opts() {
  _arguments '--check_also=[print iwyu-violation info for files matching the given glob pattern]:glob pattern:' \
             '--cwd=[specify the current working directory]:current working directory:_path_files -/' \
             '--howtodebug[print instructions on how to run iwyu under gdb]' \
             '--howtodebug=[print instructions on how to run iwyu under gdb if file matches argument]:file for debug run:_path_files' \
             '*'"--mapping_file=[iwyu mapping file]:iwyu mapping file:_path_files -g '*(/) *.imp'" \
             "--no_default_mappings[do not add iwyu's default mappings]" \
             '--pch_in_code[mark the first include in a translation unit as a precompiled header]' \
             '--prefix_header_includes=[what to do with command line includes]:command line include treatment:(add keep remove)' \
             "--transitive_includes_only[do not suggest that a file add headers that aren't already visible]" \
             '--max_line_length=[maximum line length for includes]:a number:' \
             '--no_comments[do not add "why" comments]' \
             '--no_fwd_decls[do not use forward declarations]' \
             '--verbose=[the higher the level, the more output]:a number:'
}

_arguments "*-Xiwyu[include-what-you-use options]:include-what-you-use options:_iwyu_opts"
# gcc will also provide --version and --help. Not ideal.
_gcc