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# frozen_string_literal: true
require_relative "../spec_helper"
begin
require "ruby-prof"
rescue LoadError
end
module SyntaxSuggest
RSpec.describe "Top level SyntaxSuggest api" do
it "doesn't load prism if env var is set" do
skip("SYNTAX_SUGGEST_DISABLE_PRISM not set") unless ENV["SYNTAX_SUGGEST_DISABLE_PRISM"]
expect(SyntaxSuggest.use_prism_parser?).to be_falsey
end
it "has a `handle_error` interface" do
fake_error = Object.new
def fake_error.message
"#{__FILE__}:216: unterminated string meets end of file "
end
def fake_error.is_a?(v)
true
end
io = StringIO.new
SyntaxSuggest.handle_error(
fake_error,
re_raise: false,
io: io
)
expect(io.string.strip).to eq("")
end
it "raises original error with warning if a non-syntax error is passed" do
error = NameError.new("blerg")
io = StringIO.new
expect {
SyntaxSuggest.handle_error(
error,
re_raise: false,
io: io
)
}.to raise_error { |e|
expect(io.string).to include("Must pass a SyntaxError")
expect(e).to eq(error)
}
end
it "raises original error with warning if file is not found" do
fake_error = SyntaxError.new
def fake_error.message
"#does/not/exist/lol/doesnotexist:216: unterminated string meets end of file "
end
io = StringIO.new
expect {
SyntaxSuggest.handle_error(
fake_error,
re_raise: false,
io: io
)
}.to raise_error { |e|
expect(io.string).to include("Could not find filename")
expect(e).to eq(fake_error)
}
end
it "respects highlight API" do
skip if Gem::Version.new(RUBY_VERSION) < Gem::Version.new("3.2")
core_ext_file = lib_dir.join("syntax_suggest").join("core_ext.rb")
require_relative core_ext_file
error_klass = Class.new do
def path
fixtures_dir.join("this_project_extra_def.rb.txt")
end
def detailed_message(**kwargs)
"error"
end
end
error_klass.prepend(SyntaxSuggest.module_for_detailed_message)
error = error_klass.new
expect(error.detailed_message(highlight: true)).to include(SyntaxSuggest::DisplayCodeWithLineNumbers::TERMINAL_HIGHLIGHT)
expect(error.detailed_message(highlight: false)).to_not include(SyntaxSuggest::DisplayCodeWithLineNumbers::TERMINAL_HIGHLIGHT)
end
it "can be disabled via falsey kwarg" do
skip if Gem::Version.new(RUBY_VERSION) < Gem::Version.new("3.2")
core_ext_file = lib_dir.join("syntax_suggest").join("core_ext.rb")
require_relative core_ext_file
error_klass = Class.new do
def path
fixtures_dir.join("this_project_extra_def.rb.txt")
end
def detailed_message(**kwargs)
"error"
end
end
error_klass.prepend(SyntaxSuggest.module_for_detailed_message)
error = error_klass.new
expect(error.detailed_message(syntax_suggest: true)).to_not eq(error.detailed_message(syntax_suggest: false))
end
end
end
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