我想要这行：
private String ?user;
格式化为
private String? user;
这是我的 uncrustify.cfg
#
# My favorite format
#
newlines = LF # AUTO (default), CRLF, CR, or LF
indent_with_tabs = 0 # 1=indent to level only, 2=indent with tabs
input_tab_size = 8 # original tab size
output_tab_size = 4 # new tab size
indent_columns = output_tab_size
# indent_label = 0 # pos: absolute col, neg: relative column
indent_align_string = False # align broken strings
indent_brace = 0
indent_class = true
indent_namespace = true
nl_start_of_file = remove
# nl_start_of_file_min = 0
nl_end_of_file = force
nl_end_of_file_min = 1
nl_max = 3
nl_before_block_comment = 2
nl_after_func_body = 2
nl_after_func_proto_group = 2
nl_assign_brace = add # "= {" vs "= \n {"
nl_enum_brace = add # "enum {" vs "enum \n {"
nl_union_brace = add # "union {" vs "union \n {"
nl_struct_brace = add # "struct {" vs "struct \n {"
nl_do_brace = add # "do {" vs "do \n {"
nl_if_brace = add # "if () {" vs "if () \n {"
nl_for_brace = add # "for () {" vs "for () \n {"
nl_func_paren = remove
nl_func_def_paren = remove
nl_func_call_paren = remove
nl_func_decl_start = remove
nl_func_def_start = remove
nl_func_def_start_multi_line = remove
nl_func_decl_args = add
nl_func_def_args = add
nl_func_def_args_multi_line = false
nl_func_decl_end = remove
nl_func_def_end = remove
nl_else_brace = add # "else {" vs "else \n {"
nl_while_brace = add # "while () {" vs "while () \n {"
nl_switch_brace = add # "switch () {" vs "switch () \n {"
nl_var_def_blk_end_func_top = 1
nl_before_case = 1
nl_fcall_brace = add # "foo() {" vs "foo()\n{"
nl_fdef_brace = add # "int foo() {" vs "int foo()\n{"
nl_after_return = TRUE
nl_brace_while = remove
nl_brace_else = add
nl_squeeze_ifdef = TRUE
nl_brace_fparen = remove
pos_bool = trail # BOOL ops on trailing end
eat_blanks_before_close_brace = TRUE
eat_blanks_after_open_brace = TRUE
mod_paren_on_return = ignore # "return 1;" vs "return (1);"
mod_full_brace_if = add # "if (a) a--;" vs "if (a) { a--; }"
mod_full_brace_for = add # "for () a--;" vs "for () { a--; }"
mod_full_brace_do = add # "do a--; while ();" vs "do { a--; } while ();"
mod_full_brace_while = add # "while (a) a--;" vs "while (a) { a--; }"
sp_before_byref = remove
sp_before_semi = remove
sp_cparen_oparen = remove # "if (a) {" vs "if (a){"
sp_brace_fparen = remove
sp_cond_colon = force
sp_cond_question = ignore
sp_balance_nested_parens = false # "(a + (b + c))" vs "(a + (b + c))"
sp_paren_paren = remove # space between (( and ))
sp_return_paren = force # "return (1);" vs "return(1);"
sp_sizeof_paren = force # "sizeof (int)" vs "sizeof(int)"
sp_before_sparen = force # "if (" vs "if("
sp_after_sparen = force # "if () {" vs "if (){"
sp_after_cast = force # "(int) a" vs "(int)a"
sp_inside_braces = force # "{ 1 }" vs "{1}"
sp_inside_braces_struct = force # "{ 1 }" vs "{1}"
sp_inside_braces_enum = force # "{ 1 }" vs "{1}"
sp_inside_paren = remove
sp_inside_fparen = remove
sp_inside_sparen = remove
sp_inside_for = force
sp_inside_square = force
sp_type_func = ignore
sp_assign = force
sp_arith = force
sp_bool = force
sp_compare = force
sp_assign = force
sp_after_comma = force
sp_func_def_paren = remove # "int foo (){" vs "int foo(){"
sp_func_call_paren = remove # "foo (" vs "foo("
sp_func_proto_paren = remove # "int foo ();" vs "int foo();"
sp_func_class_paren = remove
sp_before_angle = remove
sp_after_angle = remove
sp_inside_angle = remove
sp_angle_shift = remove
sp_sparen_brace = add
sp_fparen_brace = add
sp_after_ptr_star = remove
sp_before_ptr_star = force
sp_between_ptr_star = remove
sp_return = force
align_with_tabs = FALSE # use tabs to align
align_on_tabstop = FALSE # align on tabstops
align_enum_equ_span = 4
align_nl_cont = TRUE
align_var_def_span = 1
align_var_def_thresh = 12
align_var_def_inline = TRUE
align_var_def_star = TRUE
align_var_def_colon = TRUE
align_assign_span = 1
align_assign_thresh = 12
align_struct_init_span = 3
align_var_struct_span = 99
align_right_cmt_span = 3
align_pp_define_span = 3
align_pp_define_gap = 4
align_number_right = TRUE
align_typedef_span = 5
align_typedef_gap = 3
cmt_star_cont = TRUE
#
# Line Splitting options
#
code_width 100
# Unsigned Number
# Try to limit code width to N number of columns
ls_for_split_full True
# { False, True }
# Whether to fully split long 'for' statements at semi-colons.
ls_func_split_full True
# { False, True }
# Whether to fully split long function protos/calls at commas.
ls_code_width True
# { False, True }
# Whether to split lines as close to code_width as possible and ignore some groupings.
写完后我发现
?ptr_star这解决了它：
sp_after_ptr_star = force
sp_before_ptr_star = remove