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patch 8.2.2527: Vim9: lambda return type is not determined at script level

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Problem:    Vim9: lambda return type is not determined at script level.
Solution:   Compile the lambda to get the return type. (closes #7843)
This commit is contained in:
Bram Moolenaar
2021-02-17 17:00:27 +01:00
parent 527ed38cfa
commit 064095012c
5 changed files with 21 additions and 4 deletions
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10
src/eval.c
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@@ -3421,7 +3421,17 @@ eval7(
*/
case '(': ret = NOTDONE;
if (in_vim9script())
{
ret = get_lambda_tv(arg, rettv, TRUE, evalarg);
if (ret == OK && evaluate)
{
ufunc_T *ufunc = rettv->vval.v_partial->pt_func;
// compile it here to get the return type
compile_def_function(ufunc,
TRUE, PROFILING(ufunc), NULL);
}
}
if (ret == NOTDONE)
{
*arg = skipwhite_and_linebreak(*arg + 1, evalarg);