@@ -27,7 +27,7 @@ func Test_CollectHandlesPanics(t *testing.T) {
2727 return "" , nil
2828 },
2929 accumulator : func (i int , s string ) {},
30- assert : func (t require.TestingT , err error , i ... interface {} ) {
30+ assert : func (t require.TestingT , err error , i ... any ) {
3131 require .NoError (t , err )
3232 },
3333 },
@@ -40,7 +40,7 @@ func Test_CollectHandlesPanics(t *testing.T) {
4040 return "" , nil
4141 },
4242 accumulator : func (i int , s string ) {},
43- assert : func (t require.TestingT , err error , i ... interface {} ) {
43+ assert : func (t require.TestingT , err error , i ... any ) {
4444 require .Error (t , err )
4545 p := PanicError {}
4646 if errors .As (err , & p ) {
@@ -58,7 +58,7 @@ func Test_CollectHandlesPanics(t *testing.T) {
5858 return "" , fmt .Errorf ("an error" )
5959 },
6060 accumulator : func (i int , s string ) {},
61- assert : func (t require.TestingT , err error , i ... interface {} ) {
61+ assert : func (t require.TestingT , err error , i ... any ) {
6262 require .Error (t , err )
6363 require .ErrorContains (t , err , "an error" )
6464 },
@@ -69,7 +69,7 @@ func Test_CollectHandlesPanics(t *testing.T) {
6969 panic ("oh no collector!" )
7070 },
7171 accumulator : func (i int , s string ) {},
72- assert : func (t require.TestingT , err error , i ... interface {} ) {
72+ assert : func (t require.TestingT , err error , i ... any ) {
7373 require .Error (t , err )
7474 require .ErrorContains (t , err , "oh no collector" )
7575 // assert the stack trace
@@ -84,7 +84,7 @@ func Test_CollectHandlesPanics(t *testing.T) {
8484 accumulator : func (i int , s string ) {
8585 panic ("oh no accumulator!" )
8686 },
87- assert : func (t require.TestingT , err error , i ... interface {} ) {
87+ assert : func (t require.TestingT , err error , i ... any ) {
8888 require .Error (t , err )
8989 require .ErrorContains (t , err , "oh no accumulator" )
9090 },
@@ -100,7 +100,7 @@ func Test_CollectHandlesPanics(t *testing.T) {
100100 accumulator : func (i int , s string ) {
101101 panic ("oh no accumulator!" )
102102 },
103- assert : func (t require.TestingT , err error , i ... interface {} ) {
103+ assert : func (t require.TestingT , err error , i ... any ) {
104104 require .Error (t , err )
105105 require .ErrorContains (t , err , "oh no collector" )
106106 require .ErrorContains (t , err , "oh no accumulator" )
@@ -115,7 +115,7 @@ func Test_CollectHandlesPanics(t *testing.T) {
115115 return "" , fmt .Errorf ("an error" )
116116 },
117117 accumulator : func (i int , s string ) {},
118- assert : func (t require.TestingT , err error , i ... interface {} ) {
118+ assert : func (t require.TestingT , err error , i ... any ) {
119119 require .Error (t , err )
120120 require .ErrorContains (t , err , "an error" )
121121 require .ErrorContains (t , err , "oh no collector" )
@@ -134,7 +134,7 @@ func Test_CollectHandlesPanics(t *testing.T) {
134134func Test_CollectCancelRepeat (t * testing.T ) {
135135 // iterating these tests many times tends to make problems apparent much more quickly,
136136 // when they may succeed under certain conditions
137- for i := 0 ; i < 1000 ; i ++ {
137+ for range 1000 {
138138 Test_CollectCancel (t )
139139 }
140140}
@@ -189,7 +189,7 @@ func Test_CollectSlice(t *testing.T) {
189189 require .NoError (t , err )
190190
191191 require .Len (t , values , count )
192- for i := 0 ; i < count ; i ++ {
192+ for i := range count {
193193 require .Contains (t , values , i * 10 )
194194 }
195195
@@ -214,7 +214,7 @@ func Test_CollectMap(t *testing.T) {
214214 require .NoError (t , err )
215215
216216 require .Len (t , values , count )
217- for i := 0 ; i < count ; i ++ {
217+ for i := range count {
218218 require .Equal (t , values [i ], i * 10 )
219219 }
220220
@@ -241,7 +241,7 @@ func Test_Collect2(t *testing.T) {
241241 require .NoError (t , err )
242242
243243 require .Len (t , values , count )
244- for i := 0 ; i < count ; i ++ {
244+ for i := range count {
245245 require .Equal (t , values [i ], (i * 10 )+ i )
246246 }
247247
@@ -250,7 +250,7 @@ func Test_Collect2(t *testing.T) {
250250
251251func countIter (count int ) iter.Seq [int ] {
252252 return func (yield func (int ) bool ) {
253- for i := 0 ; i < count ; i ++ {
253+ for i := range count {
254254 if ! yield (i ) {
255255 return
256256 }
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