ale/lua/diagnostics.lua

50 lines
1.6 KiB
Lua

local module = {}
local ale_type_to_diagnostic_severity = {
E = vim.diagnostic.severity.ERROR,
W = vim.diagnostic.severity.WARN,
I = vim.diagnostic.severity.INFO
}
module.sendAleResultsToDiagnostics = function(buffer, loclist)
local diagnostics = {}
-- Convert all the ALE loclist items to the shape that Neovim's diagnostic
-- API is expecting.
for _, location in ipairs(loclist) do
table.insert(
diagnostics,
-- All line numbers from ALE are 1-indexed, but all line numbers
-- in the diagnostics API are 0-indexed, so we have to subtract 1
-- to make this work.
{
lnum = location.lnum - 1,
-- Ending line number, or if we don't have one, just make it the same
-- as the starting line number
end_lnum = (location.end_lnum or location.lnum) - 1,
-- Which column does the error start on?
col = math.max((location.col or 1) - 1, 0),
-- end_col does *not* appear to need 1 subtracted, so we don't.
end_col = location.end_col,
-- Which severity: error, warning, or info?
severity = ale_type_to_diagnostic_severity[location.type] or "E",
-- The error message
message = location.text,
-- e.g. "rubocop"
source = location.linter_name,
}
)
end
local virtualtext_enabled_set = {['all'] = true, ['2'] = true, [2] = true, ['current'] = true, ['1'] = true, [1] = true}
vim.diagnostic.set(
vim.api.nvim_create_namespace('ale'),
buffer,
diagnostics,
{ virtual_text = virtualtext_enabled_set[vim.g.ale_virtualtext_cursor] ~= nil}
)
end
return module