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reflect: improve documentation for DeepEqual regarding maps

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Keys use ==; values use deep equality. Also remove the word 'member'.
Fixes #4258.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/6812055
This commit is contained in:
Rob Pike 2012-10-30 14:42:47 -07:00
parent 465b9c35e5
commit 8884fabfd7
1 changed files with 5 additions and 3 deletions
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8
src/pkg/reflect/deepequal.go
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@ -122,9 +122,11 @@ func deepValueEqual(v1, v2 Value, visited map[uintptr]*visit, depth int) (b bool
panic("Not reached")
}
// DeepEqual tests for deep equality. It uses normal == equality where possible
// but will scan members of arrays, slices, maps, and fields of structs. It correctly
// handles recursive types. Functions are equal only if they are both nil.
// DeepEqual tests for deep equality. It uses normal == equality where
// possible but will scan elements of arrays, slices, maps, and fields of
// structs. In maps, keys are compared with == but elements use deep
// equality. DeepEqual correctly handles recursive types. Functions are equal
// only if they are both nil.
// An empty slice is not equal to a nil slice.
func DeepEqual(a1, a2 interface{}) bool {
if a1 == nil || a2 == nil {