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lsp: Add new highlight groups used in show_line_diagnostics (#12473)
* lsp: support custom hl groups in show_line_diagnostics Closes #12472. * runtime: add docs for the new lsp highlight groups Co-authored-by: francisco souza <fsouza@users.noreply.github.com>
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@ -164,21 +164,36 @@ name: >
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LSP HIGHLIGHT *lsp-highlight*
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*hl-LspDiagnosticsError*
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LspDiagnosticsError used for "Error" diagnostic virtual text
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LspDiagnosticsError used for "Error" diagnostic virtual text
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*hl-LspDiagnosticsErrorSign*
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LspDiagnosticsErrorSign used for "Error" diagnostic signs in sign column
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LspDiagnosticsErrorSign used for "Error" diagnostic signs in sign
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column
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*hl-LspDiagnosticsErrorFloating*
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LspDiagnosticsErrorFloating used for "Error" diagnostic messages in the
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diagnostics float
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*hl-LspDiagnosticsWarning*
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LspDiagnosticsWarning used for "Warning" diagnostic virtual text
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LspDiagnosticsWarning used for "Warning" diagnostic virtual text
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*hl-LspDiagnosticsWarningSign*
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LspDiagnosticsWarningSign used for "Warning" diagnostic signs in sign column
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LspDiagnosticsWarningSign used for "Warning" diagnostic signs in sign
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column
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*hl-LspDiagnosticsWarningFloating*
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LspDiagnosticsWarningFloating used for "Warning" diagnostic messages in the
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diagnostics float
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*hl-LspDiagnosticsInformation*
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LspDiagnosticsInformation used for "Information" diagnostic virtual text
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LspDiagnosticsInformation used for "Information" diagnostic virtual text
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*hl-LspDiagnosticsInformationSign*
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LspDiagnosticsInformationSign used for "Information" signs in sign column
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LspDiagnosticsInformationSign used for "Information" signs in sign column
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*hl-LspDiagnosticsInformationFloating*
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LspDiagnosticsInformationFloating used for "Information" diagnostic messages in
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the diagnostics float
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*hl-LspDiagnosticsHint*
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LspDiagnosticsHint used for "Hint" diagnostic virtual text
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LspDiagnosticsHint used for "Hint" diagnostic virtual text
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*hl-LspDiagnosticsHintSign*
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LspDiagnosticsHintSign used for "Hint" diagnostic signs in sign column
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LspDiagnosticsHintSign used for "Hint" diagnostic signs in sign
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column
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*hl-LspDiagnosticsHintFloating*
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LspDiagnosticsHintFloating used for "Hint" diagnostic messages in the
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diagnostics float
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*hl-LspReferenceText*
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LspReferenceText used for highlighting "text" references
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*hl-LspReferenceRead*
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@ -859,6 +859,8 @@ do
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local severity_highlights = {}
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local severity_floating_highlights = {}
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local default_severity_highlight = {
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[protocol.DiagnosticSeverity.Error] = { guifg = "Red" };
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[protocol.DiagnosticSeverity.Warning] = { guifg = "Orange" };
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@ -870,6 +872,7 @@ do
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for severity, hi_info in pairs(default_severity_highlight) do
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local severity_name = protocol.DiagnosticSeverity[severity]
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local highlight_name = "LspDiagnostics"..severity_name
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local floating_highlight_name = highlight_name.."Floating"
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-- Try to fill in the foreground color with a sane default.
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local cmd_parts = {"highlight", "default", highlight_name}
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for k, v in pairs(hi_info) do
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@ -877,7 +880,9 @@ do
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end
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api.nvim_command(table.concat(cmd_parts, ' '))
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api.nvim_command('highlight link ' .. highlight_name .. 'Sign ' .. highlight_name)
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api.nvim_command('highlight link ' .. highlight_name .. 'Floating ' .. highlight_name)
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severity_highlights[severity] = highlight_name
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severity_floating_highlights[severity] = floating_highlight_name
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end
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function M.buf_clear_diagnostics(bufnr)
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@ -926,7 +931,7 @@ do
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-- TODO(ashkan) make format configurable?
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local prefix = string.format("%d. ", i)
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local hiname = severity_highlights[diagnostic.severity]
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local hiname = severity_floating_highlights[diagnostic.severity]
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assert(hiname, 'unknown severity: ' .. tostring(diagnostic.severity))
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local message_lines = split_lines(diagnostic.message)
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table.insert(lines, prefix..message_lines[1])
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@ -770,10 +770,13 @@ describe('LSP', function()
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it('highlight groups', function()
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eq({'LspDiagnosticsError',
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'LspDiagnosticsErrorFloating',
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'LspDiagnosticsErrorSign',
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'LspDiagnosticsHint',
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'LspDiagnosticsHintFloating',
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'LspDiagnosticsHintSign',
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'LspDiagnosticsInformation',
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'LspDiagnosticsInformationFloating',
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'LspDiagnosticsInformationSign',
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'LspDiagnosticsUnderline',
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'LspDiagnosticsUnderlineError',
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@ -781,6 +784,7 @@ describe('LSP', function()
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'LspDiagnosticsUnderlineInformation',
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'LspDiagnosticsUnderlineWarning',
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'LspDiagnosticsWarning',
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'LspDiagnosticsWarningFloating',
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'LspDiagnosticsWarningSign',
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},
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exec_lua([[require'vim.lsp'; return vim.fn.getcompletion('Lsp', 'highlight')]]))
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