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authorJan Edmund Lazo <jan.lazo@mail.utoronto.ca>2021-04-08 22:33:21 -0400
committerJan Edmund Lazo <jan.lazo@mail.utoronto.ca>2021-04-08 22:36:20 -0400
commit0d0eeff8a34b01db93fb271fbeac3ad2d372a0e0 (patch)
tree9ad6ef39f8578c2c22bd0cf3ddd5afeb18bcd9c1 /src
parentec273a2c6ba055810539f2d58353c9c0fc8db320 (diff)
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eval: add v:_null_string
Replacement for Vim's test_null_string(). Vim uses it to verify that its codebase handles null strings. Preparation for the Test_null_list() in patch v8.2.1822. Use v:_null_string, not non-existent env var, for null string tests. Mention v:_null_string in id() because id(v:_null_string) returns (nil).
Diffstat (limited to 'src')
-rw-r--r--src/nvim/eval.c1
-rw-r--r--src/nvim/eval.h1
2 files changed, 2 insertions, 0 deletions
diff --git a/src/nvim/eval.c b/src/nvim/eval.c
index ed78bfbb24..b310fd49b0 100644
--- a/src/nvim/eval.c
+++ b/src/nvim/eval.c
@@ -229,6 +229,7 @@ static struct vimvar {
// Neovim
VV(VV_STDERR, "stderr", VAR_NUMBER, VV_RO),
VV(VV_MSGPACK_TYPES, "msgpack_types", VAR_DICT, VV_RO),
+ VV(VV__NULL_STRING, "_null_string", VAR_STRING, VV_RO),
VV(VV__NULL_LIST, "_null_list", VAR_LIST, VV_RO),
VV(VV__NULL_DICT, "_null_dict", VAR_DICT, VV_RO),
VV(VV_LUA, "lua", VAR_PARTIAL, VV_RO),
diff --git a/src/nvim/eval.h b/src/nvim/eval.h
index c681660771..a62d87fcc4 100644
--- a/src/nvim/eval.h
+++ b/src/nvim/eval.h
@@ -158,6 +158,7 @@ typedef enum {
// Neovim
VV_STDERR,
VV_MSGPACK_TYPES,
+ VV__NULL_STRING, // String with NULL value. For test purposes only.
VV__NULL_LIST, // List with NULL value. For test purposes only.
VV__NULL_DICT, // Dictionary with NULL value. For test purposes only.
VV_LUA,