83 lines
2.2 KiB
Lua
83 lines
2.2 KiB
Lua
local module = {}
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local ale_type_to_diagnostic_severity = {
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E = vim.diagnostic.severity.ERROR,
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W = vim.diagnostic.severity.WARN,
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I = vim.diagnostic.severity.INFO
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}
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-- Equivalent to ale#Var, only we can't error on missing global keys.
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module.aleVar = function(buffer, key)
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key = "ale_" .. key
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local exists, value = pcall(vim.api.nvim_buf_get_var, buffer, key)
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if exists then
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return value
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end
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return vim.g[key]
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end
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module.sendAleResultsToDiagnostics = function(buffer, loclist)
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local diagnostics = {}
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-- Convert all the ALE loclist items to the shape that Neovim's diagnostic
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-- API is expecting.
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for _, location in ipairs(loclist) do
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if location.bufnr == buffer then
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table.insert(
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diagnostics,
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-- All line numbers from ALE are 1-indexed, but all line numbers
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-- in the diagnostics API are 0-indexed, so we have to subtract 1
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-- to make this work.
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{
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lnum = location.lnum - 1,
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-- Ending line number, or if we don't have one, just make it the same
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-- as the starting line number
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end_lnum = (location.end_lnum or location.lnum) - 1,
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-- Which column does the error start on?
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col = math.max((location.col or 1) - 1, 0),
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-- end_col does *not* appear to need 1 subtracted, so we don't.
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end_col = location.end_col,
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-- Which severity: error, warning, or info?
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severity = ale_type_to_diagnostic_severity[location.type] or "E",
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-- An error code
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code = location.code,
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-- The error message
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message = location.text,
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-- e.g. "rubocop"
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source = location.linter_name,
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}
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)
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end
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end
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local virtualtext_enabled_set = {
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['all'] = true,
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['2'] = true,
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[2] = true,
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['current'] = true,
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['1'] = true,
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[1] = true,
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}
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local signs = module.aleVar(buffer, 'set_signs') == 1
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if signs then
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-- If signs are enabled, set the priority for them.
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signs = {priority = vim.g.ale_sign_priority }
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end
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vim.diagnostic.set(
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vim.api.nvim_create_namespace('ale'),
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buffer,
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diagnostics,
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{
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virtual_text = virtualtext_enabled_set[vim.g.ale_virtualtext_cursor] ~= nil,
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signs = signs,
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}
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)
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end
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return module
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