executor/converter: Make it possible to supply {} to Dictionary arg

This commit is contained in:
ZyX 2016-07-16 00:48:25 +03:00
parent 425d348f0f
commit 7a013e93e0
2 changed files with 29 additions and 7 deletions

View File

@ -33,6 +33,7 @@ typedef struct {
///< either kObjectTypeNil, kObjectTypeDictionary or
///< kObjectTypeArray, depending on other properties.
lua_Number val; ///< If has_val_key and val_type == LUA_TNUMBER: value.
bool has_type_key; ///< True if type key is present.
} LuaTableProps;
#ifdef INCLUDE_GENERATED_DECLARATIONS
@ -48,8 +49,6 @@ typedef struct {
static LuaTableProps nlua_traverse_table(lua_State *const lstate)
FUNC_ATTR_NONNULL_ALL FUNC_ATTR_WARN_UNUSED_RESULT
{
bool has_type_key = false; // True if type key was found,
// @see nlua_push_type_idx().
size_t tsize = 0; // Total number of keys.
int val_type = 0; // If has_val_key: lua type of the value.
bool has_val_key = false; // True if val key was found,
@ -96,7 +95,7 @@ static LuaTableProps nlua_traverse_table(lua_State *const lstate)
if (n == (lua_Number)kObjectTypeFloat
|| n == (lua_Number)kObjectTypeArray
|| n == (lua_Number)kObjectTypeDictionary) {
has_type_key = true;
ret.has_type_key = true;
ret.type = (ObjectType)n;
} else {
other_keys_num++;
@ -121,7 +120,7 @@ static LuaTableProps nlua_traverse_table(lua_State *const lstate)
tsize++;
lua_pop(lstate, 1);
}
if (has_type_key) {
if (ret.has_type_key) {
if (ret.type == kObjectTypeFloat
&& (!has_val_key || val_type != LUA_TNUMBER)) {
ret.type = kObjectTypeNil;
@ -133,7 +132,7 @@ static LuaTableProps nlua_traverse_table(lua_State *const lstate)
// should be ignored.
if (ret.maxidx != 0
&& ret.maxidx != (tsize
- has_type_key
- ret.has_type_key
- other_keys_num
- has_val_key
- ret.string_keys_num)) {
@ -789,7 +788,12 @@ static inline LuaTableProps nlua_check_type(lua_State *const lstate,
}
return (LuaTableProps) { .type = kObjectTypeNil };
}
const LuaTableProps table_props = nlua_traverse_table(lstate);
LuaTableProps table_props = nlua_traverse_table(lstate);
if (type == kObjectTypeDictionary && table_props.type == kObjectTypeArray
&& table_props.maxidx == 0 && !table_props.has_type_key) {
table_props.type = kObjectTypeDictionary;
}
if (table_props.type != type) {
if (err) {

View File

@ -234,11 +234,29 @@ describe('luaeval() function', function()
eq({}, funcs.luaeval('vim.api._vim_id_array({[vim.type_idx]=vim.types.array})'))
-- Presence of type_idx makes Vim ignore some keys
eq({42}, funcs.luaeval('vim.api._vim_id_array({[vim.type_idx]=vim.types.array, [vim.val_idx]=10, [5]=1, foo=2, [1]=42})'))
eq({{foo=2}}, funcs.luaeval('vim.api._vim_id_array({{[vim.type_idx]=vim.types.dictionary, [vim.val_idx]=10, [5]=1, foo=2, [1]=42}})'))
eq({10}, funcs.luaeval('vim.api._vim_id_array({{[vim.type_idx]=vim.types.float, [vim.val_idx]=10, [5]=1, foo=2, [1]=42}})'))
eq({}, funcs.luaeval('vim.api._vim_id_array({[vim.type_idx]=vim.types.array, [vim.val_idx]=10, [5]=1, foo=2})'))
eq({}, funcs.luaeval('vim.api._vim_id_array({})'))
eq(3, eval([[type(luaeval('vim.api._vim_id_array({})'))]]))
end)
it('correctly converts dictionaries with type_idx to API objects', function()
eq(4, eval([[type(luaeval('vim.api._vim_id_dictionary({[vim.type_idx]=vim.types.dictionary})'))]]))
eq({}, funcs.luaeval('vim.api._vim_id_dictionary({[vim.type_idx]=vim.types.dictionary})'))
eq({v={42}}, funcs.luaeval('vim.api._vim_id_dictionary({v={[vim.type_idx]=vim.types.array, [vim.val_idx]=10, [5]=1, foo=2, [1]=42}})'))
eq({foo=2}, funcs.luaeval('vim.api._vim_id_dictionary({[vim.type_idx]=vim.types.dictionary, [vim.val_idx]=10, [5]=1, foo=2, [1]=42})'))
eq({v=10}, funcs.luaeval('vim.api._vim_id_dictionary({v={[vim.type_idx]=vim.types.float, [vim.val_idx]=10, [5]=1, foo=2, [1]=42}})'))
eq({v={}}, funcs.luaeval('vim.api._vim_id_dictionary({v={[vim.type_idx]=vim.types.array, [vim.val_idx]=10, [5]=1, foo=2}})'))
-- If API requests dictionary, then empty table will be the one. This is not
-- the case normally because empty table is an empty arrray.
eq({}, funcs.luaeval('vim.api._vim_id_dictionary({})'))
eq(4, eval([[type(luaeval('vim.api._vim_id_dictionary({})'))]]))
end)
it('correctly converts self-containing containers', function()