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Contents
# typed: strict
# frozen_string_literal: true
module RubyLsp
module Requests
# The [range formatting](https://microsoft.github.io/language-server-protocol/specification#textDocument_rangeFormatting)
# is used to format a selection or to format on paste.
class RangeFormatting < Request
extend T::Sig
sig { params(global_state: GlobalState, document: RubyDocument, params: T::Hash[Symbol, T.untyped]).void }
def initialize(global_state, document, params)
super()
@document = document
@uri = T.let(document.uri, URI::Generic)
@params = params
@active_formatter = T.let(global_state.active_formatter, T.nilable(Support::Formatter))
end
sig { override.returns(T.nilable(T::Array[Interface::TextEdit])) }
def perform
return unless @active_formatter
return if @document.syntax_error?
target = @document.locate_first_within_range(@params[:range])
return unless target
location = target.location
formatted_text = @active_formatter.run_range_formatting(
@uri,
target.slice,
location.start_column / 2,
)
return unless formatted_text
code_units_cache = @document.code_units_cache
[
Interface::TextEdit.new(
range: Interface::Range.new(
start: Interface::Position.new(
line: location.start_line - 1,
character: location.cached_start_code_units_column(code_units_cache),
),
end: Interface::Position.new(
line: location.end_line - 1,
character: location.cached_end_code_units_column(code_units_cache),
),
),
new_text: formatted_text.strip,
),
]
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems