github.com/jd-ly/tools@v0.5.7/internal/lsp/testdata/snippets/literal_snippets.go.in (about) 1 package snippets 2 3 import ( 4 "bytes" 5 "net/http" 6 "sort" 7 8 "github.com/jd-ly/tools/internal/lsp/foo" 9 ) 10 11 func _() { 12 []int{} //@item(litIntSlice, "[]int{}", "", "var") 13 &[]int{} //@item(litIntSliceAddr, "&[]int{}", "", "var") 14 make([]int, 0) //@item(makeIntSlice, "make([]int, 0)", "", "func") 15 16 var _ *[]int = in //@snippet(" //", litIntSliceAddr, "&[]int{$0\\}", "&[]int{$0\\}") 17 var _ **[]int = in //@complete(" //") 18 19 var slice []int 20 slice = i //@snippet(" //", litIntSlice, "[]int{$0\\}", "[]int{$0\\}") 21 slice = m //@snippet(" //", makeIntSlice, "make([]int, ${1:})", "make([]int, ${1:0})") 22 } 23 24 func _() { 25 type namedInt []int 26 27 namedInt{} //@item(litNamedSlice, "namedInt{}", "", "var") 28 make(namedInt, 0) //@item(makeNamedSlice, "make(namedInt, 0)", "", "func") 29 30 var namedSlice namedInt 31 namedSlice = n //@snippet(" //", litNamedSlice, "namedInt{$0\\}", "namedInt{$0\\}") 32 namedSlice = m //@snippet(" //", makeNamedSlice, "make(namedInt, ${1:})", "make(namedInt, ${1:0})") 33 } 34 35 func _() { 36 make(chan int) //@item(makeChan, "make(chan int)", "", "func") 37 38 var ch chan int 39 ch = m //@snippet(" //", makeChan, "make(chan int)", "make(chan int)") 40 } 41 42 func _() { 43 map[string]struct{}{} //@item(litMap, "map[string]struct{}{}", "", "var") 44 make(map[string]struct{}) //@item(makeMap, "make(map[string]struct{})", "", "func") 45 46 var m map[string]struct{} 47 m = m //@snippet(" //", litMap, "map[string]struct{\\}{$0\\}", "map[string]struct{\\}{$0\\}") 48 m = m //@snippet(" //", makeMap, "make(map[string]struct{\\})", "make(map[string]struct{\\})") 49 50 struct{}{} //@item(litEmptyStruct, "struct{}{}", "", "var") 51 52 m["hi"] = s //@snippet(" //", litEmptyStruct, "struct{\\}{\\}", "struct{\\}{\\}") 53 } 54 55 func _() { 56 type myStruct struct{ i int } 57 58 myStruct{} //@item(litStruct, "myStruct{}", "", "var") 59 &myStruct{} //@item(litStructPtr, "&myStruct{}", "", "var") 60 61 var ms myStruct 62 ms = m //@snippet(" //", litStruct, "myStruct{$0\\}", "myStruct{$0\\}") 63 64 var msPtr *myStruct 65 msPtr = m //@snippet(" //", litStructPtr, "&myStruct{$0\\}", "&myStruct{$0\\}") 66 67 msPtr = &m //@snippet(" //", litStruct, "myStruct{$0\\}", "myStruct{$0\\}") 68 } 69 70 type myImpl struct{} 71 72 func (myImpl) foo() {} 73 74 func (*myImpl) bar() {} 75 76 type myBasicImpl string 77 78 func (myBasicImpl) foo() {} 79 80 func _() { 81 type myIntf interface { 82 foo() 83 } 84 85 myImpl{} //@item(litImpl, "myImpl{}", "", "var") 86 87 var mi myIntf 88 mi = m //@snippet(" //", litImpl, "myImpl{\\}", "myImpl{\\}") 89 90 myBasicImpl() //@item(litBasicImpl, "myBasicImpl()", "string", "var") 91 92 mi = m //@snippet(" //", litBasicImpl, "myBasicImpl($0)", "myBasicImpl($0)") 93 94 // only satisfied by pointer to myImpl 95 type myPtrIntf interface { 96 bar() 97 } 98 99 &myImpl{} //@item(litImplPtr, "&myImpl{}", "", "var") 100 101 var mpi myPtrIntf 102 mpi = m //@snippet(" //", litImplPtr, "&myImpl{\\}", "&myImpl{\\}") 103 } 104 105 func _() { 106 var s struct{ i []int } //@item(litSliceField, "i", "[]int", "field") 107 var foo []int 108 // no literal completions after selector 109 foo = s.i //@complete(" //", litSliceField) 110 } 111 112 func _() { 113 type myStruct struct{ i int } //@item(litMyStructType, "myStruct", "struct{...}", "struct") 114 myStruct{} //@item(litMyStruct, "myStruct{}", "", "var") 115 116 foo := func(s string, args ...myStruct) {} 117 // Don't give literal slice candidate for variadic arg. 118 // Do give literal candidates for variadic element. 119 foo("", myStruct) //@complete(")", litMyStruct, litMyStructType) 120 } 121 122 func _() { 123 Buffer{} //@item(litBuffer, "Buffer{}", "", "var") 124 125 var b *bytes.Buffer 126 b = bytes.Bu //@snippet(" //", litBuffer, "Buffer{\\}", "Buffer{\\}") 127 } 128 129 func _() { 130 _ = "func(...) {}" //@item(litFunc, "func(...) {}", "", "var") 131 132 sort.Slice(nil, fun) //@complete(")", litFunc),snippet(")", litFunc, "func(i, j int) bool {$0\\}", "func(i, j int) bool {$0\\}") 133 134 http.HandleFunc("", f) //@snippet(")", litFunc, "func(rw http.ResponseWriter, r *http.Request) {$0\\}", "func(${1:rw} http.ResponseWriter, ${2:r} *http.Request) {$0\\}") 135 136 // no literal "func" completions 137 http.Handle("", fun) //@complete(")") 138 139 http.HandlerFunc() //@item(handlerFunc, "http.HandlerFunc()", "", "var") 140 http.Handle("", h) //@snippet(")", handlerFunc, "http.HandlerFunc($0)", "http.HandlerFunc($0)") 141 http.Handle("", http.HandlerFunc()) //@snippet("))", litFunc, "func(rw http.ResponseWriter, r *http.Request) {$0\\}", "func(${1:rw} http.ResponseWriter, ${2:r} *http.Request) {$0\\}") 142 143 var namedReturn func(s string) (b bool) 144 namedReturn = f //@snippet(" //", litFunc, "func(s string) (b bool) {$0\\}", "func(s string) (b bool) {$0\\}") 145 146 var multiReturn func() (bool, int) 147 multiReturn = f //@snippet(" //", litFunc, "func() (bool, int) {$0\\}", "func() (bool, int) {$0\\}") 148 149 var multiNamedReturn func() (b bool, i int) 150 multiNamedReturn = f //@snippet(" //", litFunc, "func() (b bool, i int) {$0\\}", "func() (b bool, i int) {$0\\}") 151 152 var duplicateParams func(myImpl, int, myImpl) 153 duplicateParams = f //@snippet(" //", litFunc, "func(mi1 myImpl, i int, mi2 myImpl) {$0\\}", "func(${1:mi1} myImpl, ${2:i} int, ${3:mi2} myImpl) {$0\\}") 154 155 type aliasImpl = myImpl 156 var aliasParams func(aliasImpl) aliasImpl 157 aliasParams = f //@snippet(" //", litFunc, "func(ai aliasImpl) aliasImpl {$0\\}", "func(${1:ai} aliasImpl) aliasImpl {$0\\}") 158 159 const two = 2 160 var builtinTypes func([]int, [two]bool, map[string]string, struct{ i int }, interface{ foo() }, <-chan int) 161 builtinTypes = f //@snippet(" //", litFunc, "func(i1 []int, b [two]bool, m map[string]string, s struct{ i int \\}, i2 interface{ foo() \\}, c <-chan int) {$0\\}", "func(${1:i1} []int, ${2:b} [two]bool, ${3:m} map[string]string, ${4:s} struct{ i int \\}, ${5:i2} interface{ foo() \\}, ${6:c} <-chan int) {$0\\}") 162 } 163 164 func _() { 165 StructFoo{} //@item(litStructFoo, "StructFoo{}", "struct{...}", "struct") 166 167 var sfp *foo.StructFoo 168 // Don't insert the "&" before "StructFoo{}". 169 sfp = foo.Str //@snippet(" //", litStructFoo, "StructFoo{$0\\}", "StructFoo{$0\\}") 170 171 var sf foo.StructFoo 172 sf = foo.Str //@snippet(" //", litStructFoo, "StructFoo{$0\\}", "StructFoo{$0\\}") 173 sf = foo. //@snippet(" //", litStructFoo, "StructFoo{$0\\}", "StructFoo{$0\\}") 174 } 175 176 func _() { 177 float64() //@item(litFloat64, "float64()", "float64", "var") 178 179 // don't complete to "&float64()" 180 var _ *float64 = float64 //@complete(" //") 181 182 var f float64 183 f = fl //@complete(" //", litFloat64),snippet(" //", litFloat64, "float64($0)", "float64($0)") 184 185 type myInt int 186 myInt() //@item(litMyInt, "myInt()", "", "var") 187 188 var mi myInt 189 mi = my //@snippet(" //", litMyInt, "myInt($0)", "myInt($0)") 190 } 191 192 func _() { 193 type ptrStruct struct { 194 p *ptrStruct 195 } 196 197 ptrStruct{} //@item(litPtrStruct, "ptrStruct{}", "", "var") 198 199 ptrStruct{ 200 p: &ptrSt, //@rank(",", litPtrStruct) 201 } 202 203 &ptrStruct{} //@item(litPtrStructPtr, "&ptrStruct{}", "", "var") 204 205 &ptrStruct{ 206 p: ptrSt, //@rank(",", litPtrStructPtr) 207 } 208 } 209 210 func _() { 211 f := func(...[]int) {} 212 f() //@snippet(")", litIntSlice, "[]int{$0\\}", "[]int{$0\\}") 213 }