patch 8.2.0605: Vim9: cannot unlet an environment variable

Problem: Vim9: cannot unlet an environment variable. Solution: Implement unlet for $VAR.
2020-04-19 18:27:26 +02:00
parent eb58a24658
commit 7bdaea6e0d
6 changed files with 27 additions and 5 deletions
--- a/src/vim9.h
+++ b/src/vim9.h
@@ -45,6 +45,7 @@ typedef enum {
    ISN_STORENR,    // store number into local variable isn_arg.storenr.stnr_idx

    ISN_UNLET,		// unlet variable isn_arg.unlet.ul_name
+    ISN_UNLETENV,	// unlet environment variable isn_arg.unlet.ul_name

    // constants
    ISN_PUSHNR,		// push number isn_arg.number