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patch 8.2.1637: Vim9: :put ={expr} does not work inside :def function

Problem:    Vim9: :put ={expr} does not work inside :def function.
Solution:   Add ISN_PUT. (closes #6397)
This commit is contained in:
Bram Moolenaar
2020-09-08 22:45:35 +02:00
parent 6defa7bf0a
commit c3516f7e45
12 changed files with 158 additions and 13 deletions

View File

@@ -1567,6 +1567,22 @@ generate_MULT_EXPR(cctx_T *cctx, isntype_T isn_type, int count)
return OK;
}
/*
* Generate an ISN_PUT instruction.
*/
static int
generate_PUT(cctx_T *cctx, int regname, linenr_T lnum)
{
isn_T *isn;
RETURN_OK_IF_SKIP(cctx);
if ((isn = generate_instr(cctx, ISN_PUT)) == NULL)
return FAIL;
isn->isn_arg.put.put_regname = regname;
isn->isn_arg.put.put_lnum = lnum;
return OK;
}
static int
generate_EXEC(cctx_T *cctx, char_u *line)
{
@@ -6271,6 +6287,50 @@ compile_mult_expr(char_u *arg, int cmdidx, cctx_T *cctx)
return p;
}
/*
* :put r
* :put ={expr}
*/
static char_u *
compile_put(char_u *arg, exarg_T *eap, cctx_T *cctx)
{
char_u *line = arg;
linenr_T lnum;
char *errormsg;
int above = FALSE;
if (*arg == '!')
{
above = TRUE;
line = skipwhite(arg + 1);
}
eap->regname = *line;
if (eap->regname == '=')
{
char_u *p = line + 1;
if (compile_expr0(&p, cctx) == FAIL)
return NULL;
line = p;
}
else if (eap->regname != NUL)
++line;
// TODO: if the range is something like "$" need to evaluate at runtime
if (parse_cmd_address(eap, &errormsg, FALSE) == FAIL)
return NULL;
if (eap->addr_count == 0)
lnum = -1;
else
lnum = eap->line2;
if (above)
--lnum;
generate_PUT(cctx, eap->regname, lnum);
return line;
}
/*
* A command that is not compiled, execute with legacy code.
*/
@@ -6870,6 +6930,11 @@ compile_def_function(ufunc_T *ufunc, int set_return_type, cctx_T *outer_cctx)
line = compile_mult_expr(p, ea.cmdidx, &cctx);
break;
case CMD_put:
ea.cmd = cmd;
line = compile_put(p, &ea, &cctx);
break;
// TODO: any other commands with an expression argument?
case CMD_append:
@@ -7192,6 +7257,7 @@ delete_instr(isn_T *isn)
case ISN_PUSHF:
case ISN_PUSHNR:
case ISN_PUSHSPEC:
case ISN_PUT:
case ISN_RETURN:
case ISN_SHUFFLE:
case ISN_SLICE: