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docs: lsp, misc

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- Problem: It's not clear for new plugin developers that `:help` uses
  a help-tags file for searching the docs, generated by `:helptags`.
  - Solution: Hint to the |:helptags| docs for regenerating the tags
    file for their freshly written documentation.

Co-authored-by: Yochem van Rosmalen <git@yochem.nl>
This commit is contained in:
Justin M. Keyes
2025-08-24 23:12:46 -04:00
parent de950f8272
commit 9c3099f0cf
25 changed files with 194 additions and 112 deletions
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46
test/functional/lua/luaeval_spec.lua
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@@ -93,7 +93,7 @@ describe('luaeval()', function()
-- Not checked: funcrefs converted to NIL. To be altered to something more
-- meaningful later.
it('correctly evaluates scalars', function()
it('scalars', function()
-- Also test method call (->) syntax
eq(1, fn.luaeval('1'))
eq(0, eval('"1"->luaeval()->type()'))
@@ -114,7 +114,7 @@ describe('luaeval()', function()
eq(NIL, fn.luaeval('nil'))
end)
it('correctly evaluates containers', function()
it('containers', function()
eq({}, fn.luaeval('{}'))
eq(3, eval('type(luaeval("{}"))'))
@@ -145,7 +145,7 @@ describe('luaeval()', function()
)
end)
it('correctly passes scalars as argument', function()
it('passes scalars as argument', function()
eq(1, fn.luaeval('_A', 1))
eq(1.5, fn.luaeval('_A', 1.5))
eq('', fn.luaeval('_A', ''))
@@ -155,7 +155,7 @@ describe('luaeval()', function()
eq(false, fn.luaeval('_A', false))
end)
it('correctly passes containers as argument', function()
it('passes containers as argument', function()
eq({}, fn.luaeval('_A', {}))
eq({ test = 1 }, fn.luaeval('_A', { test = 1 }))
eq({ 4, 2 }, fn.luaeval('_A', { 4, 2 }))
@@ -187,7 +187,7 @@ describe('luaeval()', function()
]=]):format(expr or '"_A"', argexpr):gsub('\n', '')))
end
it('correctly passes special dictionaries', function()
it('passes special dictionaries', function()
eq({ 0, '\000\n\000' }, luaevalarg(sp('string', '["\\n", "\\n"]')))
eq({ 0, true }, luaevalarg(sp('boolean', 1)))
eq({ 0, false }, luaevalarg(sp('boolean', 0)))
@@ -195,7 +195,7 @@ describe('luaeval()', function()
eq({ 0, { [''] = '' } }, luaevalarg(mapsp(sp('string', '[""]'), '""')))
end)
it('issues an error in some cases', function()
it('failure modes', function()
eq(
'Vim(call):E5100: Cannot convert given Lua table: table should contain either only integer keys or only string keys',
exc_exec('call luaeval("{1, foo=2}")')
@@ -205,7 +205,7 @@ describe('luaeval()', function()
startswith('Vim(call):E5108: Lua: [string "luaeval()"]:', exc_exec('call luaeval("(nil)()")'))
end)
it('should handle sending lua functions to viml', function()
it('handles sending lua functions to viml', function()
eq(
true,
exec_lua [[
@@ -294,7 +294,7 @@ describe('luaeval()', function()
matches(': dead function\n', api.nvim_get_vvar('errmsg'))
end)
it('should handle passing functions around', function()
it('can pass functions around', function()
command [[
function VimCanCallLuaCallbacks(Concat, Cb)
let message = a:Concat("Hello Vim", "I'm Lua")
@@ -317,7 +317,7 @@ describe('luaeval()', function()
)
end)
it('should handle funcrefs', function()
it('handles funcrefs', function()
command [[
function VimCanCallLuaCallbacks(Concat, Cb)
let message = a:Concat("Hello Vim", "I'm Lua")
@@ -340,7 +340,7 @@ describe('luaeval()', function()
)
end)
it('should work with metatables using __call', function()
it('works with metatables using __call', function()
eq(
1,
exec_lua [[
@@ -362,7 +362,7 @@ describe('luaeval()', function()
)
end)
it('should handle being called from a timer once.', function()
it('handles being called from a timer once.', function()
eq(
3,
exec_lua [[
@@ -381,7 +381,7 @@ describe('luaeval()', function()
)
end)
it('should call functions once with __call metamethod', function()
it('calls functions once with __call metamethod', function()
eq(
true,
exec_lua [[
@@ -398,7 +398,7 @@ describe('luaeval()', function()
)
end)
it('should work with lists using __call', function()
it('works with lists using __call', function()
eq(
3,
exec_lua [[
@@ -429,7 +429,7 @@ describe('luaeval()', function()
)
end)
it('should not work with tables not using __call', function()
it('fails with tables not using __call', function()
eq(
{ false, 'Vim:E921: Invalid callback argument' },
exec_lua [[
@@ -441,7 +441,7 @@ describe('luaeval()', function()
)
end)
it('correctly converts containers with type_idx', function()
it('converts containers with type_idx', function()
eq(5, eval('type(luaeval("{[vim.type_idx]=vim.types.float, [vim.val_idx]=0}"))'))
eq(4, eval([[type(luaeval('{[vim.type_idx]=vim.types.dictionary}'))]]))
eq(3, eval([[type(luaeval('{[vim.type_idx]=vim.types.array}'))]]))
@@ -463,7 +463,7 @@ describe('luaeval()', function()
eq({}, fn.luaeval('{[vim.type_idx]=vim.types.dictionary}'))
end)
it('correctly converts self-containing containers', function()
it('converts self-containing containers', function()
api.nvim_set_var('l', {})
eval('add(l, l)')
eq(true, eval('luaeval("_A == _A[1]", l)'))
@@ -479,7 +479,7 @@ describe('luaeval()', function()
eq(true, eval('luaeval("_A ~= _A.d", {"d": d})'))
end)
it('errors out correctly when doing incorrect things in lua', function()
it('fails when doing incorrect things in lua', function()
-- Conversion errors
eq(
'Vim(call):E5108: Lua: [string "luaeval()"]:1: attempt to call field \'xxx_nonexistent_key_xxx\' (a nil value)',
@@ -531,7 +531,7 @@ describe('v:lua', function()
]])
end)
it('works in expressions', function()
it('in expressions', function()
eq(7, eval('v:lua.foo(3,4,v:null)'))
eq(true, exec_lua([[return _G.val == vim.NIL]]))
eq(NIL, eval('v:lua.mymod.noisy("eval")'))
@@ -545,7 +545,7 @@ describe('v:lua', function()
)
end)
it('works when called as a method', function()
it('when called as a method', function()
eq(123, eval('110->v:lua.foo(13)'))
eq(true, exec_lua([[return _G.val == nil]]))
@@ -562,7 +562,7 @@ describe('v:lua', function()
)
end)
it('works in :call', function()
it('in :call', function()
command(":call v:lua.mymod.noisy('command')")
eq('hey command', api.nvim_get_current_line())
eq(
@@ -571,7 +571,7 @@ describe('v:lua', function()
)
end)
it('works in func options', function()
it('in func options', function()
local screen = Screen.new(60, 8)
api.nvim_set_option_value('omnifunc', 'v:lua.mymod.omni', {})
feed('isome st<c-x><c-o>')
@@ -599,7 +599,7 @@ describe('v:lua', function()
eq(9004, eval("0 ? v:lua.require'bar'.doit() : v:lua.require'baz-quux'.doit()"))
end)
it('throw errors for invalid use', function()
it('fails for invalid usage', function()
eq(
[[Vim(let):E15: Invalid expression: "v:lua.func"]],
pcall_err(command, 'let g:Func = v:lua.func')
@@ -639,7 +639,7 @@ describe('v:lua', function()
eq([[Vim:E15: Invalid expression: "v:lua.()"]], pcall_err(eval, 'v:lua.()'))
end)
describe('invalid use in fold text', function()
describe('invalid usage in fold text', function()
before_each(function()
feed('ifoo<CR>bar<Esc>')
command('1,2fold')