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Contents
module Steep
module Diagnostic
class LSPFormatter
LSP = LanguageServer::Protocol
attr_reader :config
attr_reader :default_severity
ERROR = :error
WARNING = :warning
INFORMATION = :information
HINT = :hint
def initialize(config = {}, default_severity: ERROR)
@config = config
@default_severity = default_severity
config.each do |klass, severity|
validate_severity(klass, severity)
validate_class(klass)
end
validate_severity(:default, default_severity)
end
def validate_class(klass)
unless klass < Diagnostic::Ruby::Base
raise "Unexpected diagnostics class `#{klass}` given"
end
end
def validate_severity(klass, severity)
case severity
when ERROR, WARNING, INFORMATION, HINT, nil
# ok
else
raise "Unexpected severity `#{severity}` is specified for #{klass}"
end
end
def format(diagnostic)
severity = severity_for(diagnostic)
if severity
range = diagnostic.location&.as_lsp_range or raise
LSP::Interface::Diagnostic.new(
message: diagnostic.full_message,
code: diagnostic.diagnostic_code,
severity: severity,
range: range
).to_hash
end
end
def severity_for(diagnostic)
case config.fetch(diagnostic.class, default_severity)
when ERROR
LSP::Constant::DiagnosticSeverity::ERROR
when WARNING
LSP::Constant::DiagnosticSeverity::WARNING
when INFORMATION
LSP::Constant::DiagnosticSeverity::INFORMATION
when HINT
LSP::Constant::DiagnosticSeverity::HINT
when nil
nil
end
end
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems