Feature #12490 ยป remove-shadowing-warning.patch
| parse.y | ||
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yyerror("duplicated argument name");
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}
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else if (dvar_defined_get(name) || local_id(name)) {
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rb_warning1("shadowing outer local variable - %"PRIsWARN, rb_id2str(name));
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vtable_add(lvtbl->vars, name);
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if (lvtbl->used) {
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vtable_add(lvtbl->used, (ID)ruby_sourceline | LVAR_USED);
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| test/lib/test/unit/assertions.rb | ||
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assert_warning(*args) {$VERBOSE = false; yield}
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end
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def assert_no_warning(pat, msg = nil)
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stderr = EnvUtil.verbose_warning {
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EnvUtil.with_default_internal(pat.encoding) {
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yield
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}
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}
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msg = message(msg) {diff pat, stderr}
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refute(pat === stderr, msg)
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end
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def assert_no_memory_leak(args, prepare, code, message=nil, limit: 2.0, rss: false, **opt)
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require_relative '../../memory_status'
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raise MiniTest::Skip, "unsupported platform" unless defined?(Memory::Status)
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| test/ripper/test_parser_events.rb | ||
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assert_equal("`$' without identifiers is not allowed as a global variable name", compile_error('$'))
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end
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def test_warning_shadowing
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fmt, *args = warning("x = 1; tap {|;x|}")
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assert_match(/shadowing outer local variable/, fmt)
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assert_equal("x", args[0])
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assert_match(/x/, fmt % args)
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end
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def test_warning_ignored_magic_comment
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fmt, *args = warning("1; #-*- frozen-string-literal: true -*-")
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assert_match(/ignored after any tokens/, fmt)
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| test/ruby/test_parse.rb | ||
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assert_equal(expected, actual, bug5614)
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end
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def test_shadowing_variable
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assert_warning(/shadowing outer local variable/) {eval("a=1; tap {|a|}")}
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a = "\u{3042}"
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assert_warning(/#{a}/o) {eval("#{a}=1; tap {|#{a}|}")}
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def test_no_shadowing_variable_warning
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assert_no_warning(/shadowing outer local variable/) {eval("a=1; tap {|a|}")}
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end
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def test_unused_variable
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| test/ruby/test_rubyoptions.rb | ||
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assert_in_out_err(["-w", "-"], "eval('a=1')", [], [], feature7730)
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end
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def test_shadowing_variable
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bug4130 = '[ruby-dev:42718]'
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assert_in_out_err(["-we", "def foo\n"" a=1\n"" 1.times do |a| end\n"" a\n""end"],
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"", [], ["-e:3: warning: shadowing outer local variable - a"], bug4130)
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assert_in_out_err(["-we", "def foo\n"" a=1\n"" 1.times do |a| end\n""end"],
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"", [],
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["-e:3: warning: shadowing outer local variable - a",
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"-e:2: warning: assigned but unused variable - a",
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], bug4130)
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feature6693 = '[ruby-core:46160]'
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assert_in_out_err(["-we", "def foo\n"" _a=1\n"" 1.times do |_a| end\n""end"],
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"", [], [], feature6693)
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end
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def test_script_from_stdin
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begin
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require 'pty'
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