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opt / golang / 1.19.4 / src / cmd / compile / internal / types2 / testdata / check /

📁 ..
📄 blank.go(203 B)
📄 builtins0.go(23.81 KB)
📄 builtins1.go(5.46 KB)
📄 chans.go(1.66 KB)
📄 compliterals.go(442 B)
📄 const0.go(9.18 KB)
📄 const1.go(8.56 KB)
📄 constdecl.go(3.67 KB)
📄 conversions0.go(1.71 KB)
📄 conversions1.go(5.07 KB)
📄 cycles0.go(2.85 KB)
📄 cycles1.go(781 B)
📄 cycles2.go(1.12 KB)
📄 cycles3.go(675 B)
📄 cycles4.go(2.03 KB)
📄 cycles5.go(2.98 KB)
📄 decls0.go(3.97 KB)
📄 decls1.go(3.6 KB)
📁 decls2
📄 decls3.go(4.24 KB)
📄 decls4.go(3.1 KB)
📄 decls5.go(363 B)
📄 errors.go(2.16 KB)
📄 expr0.go(3.7 KB)
📄 expr1.go(2.61 KB)
📄 expr2.go(4.92 KB)
📄 expr3.go(15.42 KB)
📄 funcinference.go(2.07 KB)
📄 go1_12.go(1.07 KB)
📄 go1_13.go(402 B)
📄 go1_16.go(343 B)
📄 go1_8.go(333 B)
📄 gotos.go(5.77 KB)
📄 importC.go(1.23 KB)
📁 importdecl0
📁 importdecl1
📄 init0.go(1.91 KB)
📄 init1.go(1.46 KB)
📄 init2.go(3.51 KB)
📁 issue25008
📄 issues0.go(11.44 KB)
📄 issues1.go(6.02 KB)
📄 labels.go(3.25 KB)
📄 linalg.go(2.24 KB)
📄 literals.go(2.35 KB)
📄 main0.go(361 B)
📄 main1.go(250 B)
📄 map0.go(2.82 KB)
📄 map1.go(3.4 KB)
📄 methodsets.go(3.44 KB)
📄 shifts.go(12.62 KB)
📄 slices.go(1.51 KB)
📄 stmt0.go(18.68 KB)
📄 stmt1.go(3.31 KB)
📄 typeinference.go(1.38 KB)
📄 typeinst0.go(1.62 KB)
📄 typeinst1.go(5.65 KB)
📄 typeinstcycles.go(384 B)
📄 typeparams.go(15.06 KB)
📄 unions.go(2.15 KB)
📄 vardecl.go(5.47 KB)

Editing: errors.go

// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package errors

// Testing precise operand formatting in error messages
// (matching messages are regular expressions, hence the \'s).
func f(x int, m map[string]int) {
	// no values
	_ = f /* ERROR f\(0, m\) \(no value\) used as value */ (0, m)

// built-ins
	_ = println // ERROR println \(built-in\) must be called

// types
	_ = complex128 // ERROR complex128 \(type\) is not an expression

// constants
	const c1 = 991
	const c2 float32 = 0.5
	const c3 = "foo"
	0 // ERROR 0 \(untyped int constant\) is not used
	0.5 // ERROR 0.5 \(untyped float constant\) is not used
	"foo" // ERROR "foo" \(untyped string constant\) is not used
	c1 // ERROR c1 \(untyped int constant 991\) is not used
	c2 // ERROR c2 \(constant 0.5 of type float32\) is not used
	c1 /* ERROR c1 \+ c2 \(constant 991.5 of type float32\) is not used */ + c2
	c3 // ERROR c3 \(untyped string constant "foo"\) is not used

// variables
	x // ERROR x \(variable of type int\) is not used

// values
	nil // ERROR nil is not used
	(*int)(nil) // ERROR \(\*int\)\(nil\) \(value of type \*int\) is not used
	x /* ERROR x != x \(untyped bool value\) is not used */ != x
	x /* ERROR x \+ x \(value of type int\) is not used */ + x

// value, ok's
	const s = "foo"
	m /* ERROR m\[s\] \(map index expression of type int\) is not used */ [s]
}

// Valid ERROR comments can have a variety of forms.
func _() {
	0 /* ERROR "0 .* is not used" */
	0 /* ERROR 0 .* is not used */
	0 // ERROR "0 .* is not used"
	0 // ERROR 0 .* is not used
}

// Don't report spurious errors as a consequence of earlier errors.
// Add more tests as needed.
func _() {
	if err := foo /* ERROR undeclared */ (); err != nil /* no error here */ {}
}

// Use unqualified names for package-local objects.
type T struct{}
var _ int = T /* ERROR value of type T */ {} // use T in error message rather then errors.T

// Don't report errors containing "invalid type" (issue #24182).
func _(x *missing /* ERROR undeclared name: missing */ ) {
	x.m() // there shouldn't be an error here referring to *invalid type
}

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Editing: errors.go

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