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lua: add tbl_deep_extend (#11969)

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This commit is contained in:
Hirokazu Hata
2020-05-18 02:24:34 +09:00
committed by GitHub
parent 090d3c2813
commit ae5bd0454e
2 changed files with 129 additions and 11 deletions
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99
test/functional/lua/vim_spec.lua
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@@ -478,6 +478,17 @@ describe('lua stdlib', function()
return vim.tbl_islist(c) and vim.tbl_count(c) == 0
]]))
ok(exec_lua([[
local a = {x = {a = 1, b = 2}}
local b = {x = {a = 2, c = {y = 3}}}
local c = vim.tbl_extend("keep", a, b)
local count = 0
for _ in pairs(c) do count = count + 1 end
return c.x.a == 1 and c.x.b == 2 and c.x.c == nil and count == 1
]]))
eq('Error executing lua: .../shared.lua: invalid "behavior": nil',
pcall_err(exec_lua, [[
return vim.tbl_extend()
@@ -497,6 +508,94 @@ describe('lua stdlib', function()
)
end)
it('vim.tbl_deep_extend', function()
ok(exec_lua([[
local a = {x = {a = 1, b = 2}}
local b = {x = {a = 2, c = {y = 3}}}
local c = vim.tbl_deep_extend("keep", a, b)
local count = 0
for _ in pairs(c) do count = count + 1 end
return c.x.a == 1 and c.x.b == 2 and c.x.c.y == 3 and count == 1
]]))
ok(exec_lua([[
local a = {x = {a = 1, b = 2}}
local b = {x = {a = 2, c = {y = 3}}}
local c = vim.tbl_deep_extend("force", a, b)
local count = 0
for _ in pairs(c) do count = count + 1 end
return c.x.a == 2 and c.x.b == 2 and c.x.c.y == 3 and count == 1
]]))
ok(exec_lua([[
local a = {x = {a = 1, b = 2}}
local b = {x = {a = 2, c = {y = 3}}}
local c = {x = {c = 4, d = {y = 4}}}
local d = vim.tbl_deep_extend("keep", a, b, c)
local count = 0
for _ in pairs(c) do count = count + 1 end
return d.x.a == 1 and d.x.b == 2 and d.x.c.y == 3 and d.x.d.y == 4 and count == 1
]]))
ok(exec_lua([[
local a = {x = {a = 1, b = 2}}
local b = {x = {a = 2, c = {y = 3}}}
local c = {x = {c = 4, d = {y = 4}}}
local d = vim.tbl_deep_extend("force", a, b, c)
local count = 0
for _ in pairs(c) do count = count + 1 end
return d.x.a == 2 and d.x.b == 2 and d.x.c == 4 and d.x.d.y == 4 and count == 1
]]))
ok(exec_lua([[
local a = vim.empty_dict()
local b = {}
local c = vim.tbl_deep_extend("keep", a, b)
local count = 0
for _ in pairs(c) do count = count + 1 end
return not vim.tbl_islist(c) and count == 0
]]))
ok(exec_lua([[
local a = {}
local b = vim.empty_dict()
local c = vim.tbl_deep_extend("keep", a, b)
local count = 0
for _ in pairs(c) do count = count + 1 end
return vim.tbl_islist(c) and count == 0
]]))
eq('Error executing lua: .../shared.lua: invalid "behavior": nil',
pcall_err(exec_lua, [[
return vim.tbl_deep_extend()
]])
)
eq('Error executing lua: .../shared.lua: wrong number of arguments (given 1, expected at least 3)',
pcall_err(exec_lua, [[
return vim.tbl_deep_extend("keep")
]])
)
eq('Error executing lua: .../shared.lua: wrong number of arguments (given 2, expected at least 3)',
pcall_err(exec_lua, [[
return vim.tbl_deep_extend("keep", {})
]])
)
end)
it('vim.tbl_count', function()
eq(0, exec_lua [[ return vim.tbl_count({}) ]])
eq(0, exec_lua [[ return vim.tbl_count(vim.empty_dict()) ]])