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eval: Add ability to set the unnamed register with setreg

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This commit is contained in:
AdnoC 2016-05-04 14:16:19 -04:00
parent a00b03d03f
commit 9a91ce4fa6
3 changed files with 29 additions and 1 deletions
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2
runtime/doc/eval.txt
View File

@ -6710,6 +6710,8 @@ setreg({regname}, {value} [, {options}])
used as the width of the selection - if it is not specified
then the width of the block is set to the number of characters
in the longest line (counting a <Tab> as 1 character).
If {options} contains "u" or '"', then the unnamed register is
set to point to register {regname}.
If {options} contains no register settings, then the default
is to use character mode unless {value} ends in a <NL> for

12
src/nvim/eval.c
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@ -5100,7 +5100,8 @@ bool garbage_collect(bool testing)
do {
yankreg_T reg;
char name = NUL;
reg_iter = op_register_iter(reg_iter, &name, &reg);
bool is_unnamed = false;
reg_iter = op_register_iter(reg_iter, &name, &reg, &is_unnamed);
if (name != NUL) {
ABORTING(set_ref_dict)(reg.additional_data, copyID);
}
@ -14792,6 +14793,7 @@ static void f_setreg(typval_T *argvars, typval_T *rettv, FunPtr fptr)
regname = '"';
}
bool set_unnamed = false;
if (argvars[2].v_type != VAR_UNKNOWN) {
const char *stropt = tv_get_string_chk(&argvars[2]);
if (stropt == NULL) {
@ -14820,6 +14822,10 @@ static void f_setreg(typval_T *argvars, typval_T *rettv, FunPtr fptr)
}
break;
}
case 'u': case '"': { // unnamed register
set_unnamed = true;
break;
}
}
}
}
@ -14872,6 +14878,10 @@ free_lstval:
append, yank_type, block_len);
}
rettv->vval.v_number = 0;
if (set_unnamed) {
op_register_set_previous(regname);
}
}
/*

16
src/nvim/ops.c
View File

@ -5853,3 +5853,19 @@ const yankreg_T *op_register_get(const char name)
}
return &y_regs[i];
}
/// Set the previous yank register
///
/// @param[in] name Register name.
///
/// @return true on success, false on failure.
bool op_register_set_previous(const char name)
{
int i = op_reg_index(name);
if (i == -1) {
return false;
}
y_previous = &y_regs[i];
return true;
}