|
| 1 | +//// [enumClassification.ts] |
| 2 | +// An enum type where each member has no initializer or an initializer that specififes |
| 3 | +// a numeric literal, a string literal, or a single identifier naming another member in |
| 4 | +// the enum type is classified as a literal enum type. An enum type that doesn't adhere |
| 5 | +// to this pattern is classified as a numeric enum type. |
| 6 | + |
| 7 | +// Examples of literal enum types |
| 8 | + |
| 9 | +enum E01 { |
| 10 | + A |
| 11 | +} |
| 12 | + |
| 13 | +enum E02 { |
| 14 | + A = 123 |
| 15 | +} |
| 16 | + |
| 17 | +enum E03 { |
| 18 | + A = "hello" |
| 19 | +} |
| 20 | + |
| 21 | +enum E04 { |
| 22 | + A, |
| 23 | + B, |
| 24 | + C |
| 25 | +} |
| 26 | + |
| 27 | +enum E05 { |
| 28 | + A, |
| 29 | + B = 10, |
| 30 | + C |
| 31 | +} |
| 32 | + |
| 33 | +enum E06 { |
| 34 | + A = "one", |
| 35 | + B = "two", |
| 36 | + C = "three" |
| 37 | +} |
| 38 | + |
| 39 | +enum E07 { |
| 40 | + A, |
| 41 | + B, |
| 42 | + C = "hi", |
| 43 | + D = 10, |
| 44 | + E, |
| 45 | + F = "bye" |
| 46 | +} |
| 47 | + |
| 48 | +enum E08 { |
| 49 | + A = 10, |
| 50 | + B = "hello", |
| 51 | + C = A, |
| 52 | + D = B, |
| 53 | + E = C, |
| 54 | +} |
| 55 | + |
| 56 | +// Examples of numeric enum types with only constant members |
| 57 | + |
| 58 | +enum E10 {} |
| 59 | + |
| 60 | +enum E11 { |
| 61 | + A = +0, |
| 62 | + B, |
| 63 | + C |
| 64 | +} |
| 65 | + |
| 66 | +enum E12 { |
| 67 | + A = 1 << 0, |
| 68 | + B = 1 << 1, |
| 69 | + C = 1 << 2 |
| 70 | +} |
| 71 | + |
| 72 | +// Examples of numeric enum types with constant and computed members |
| 73 | + |
| 74 | +enum E20 { |
| 75 | + A = "foo".length, |
| 76 | + B = A + 1, |
| 77 | + C = +"123", |
| 78 | + D = Math.sin(1) |
| 79 | +} |
| 80 | + |
| 81 | + |
| 82 | +//// [enumClassification.js] |
| 83 | +// An enum type where each member has no initializer or an initializer that specififes |
| 84 | +// a numeric literal, a string literal, or a single identifier naming another member in |
| 85 | +// the enum type is classified as a literal enum type. An enum type that doesn't adhere |
| 86 | +// to this pattern is classified as a numeric enum type. |
| 87 | +// Examples of literal enum types |
| 88 | +var E01; |
| 89 | +(function (E01) { |
| 90 | + E01[E01["A"] = 0] = "A"; |
| 91 | +})(E01 || (E01 = {})); |
| 92 | +var E02; |
| 93 | +(function (E02) { |
| 94 | + E02[E02["A"] = 123] = "A"; |
| 95 | +})(E02 || (E02 = {})); |
| 96 | +var E03; |
| 97 | +(function (E03) { |
| 98 | + E03["A"] = "hello"; |
| 99 | +})(E03 || (E03 = {})); |
| 100 | +var E04; |
| 101 | +(function (E04) { |
| 102 | + E04[E04["A"] = 0] = "A"; |
| 103 | + E04[E04["B"] = 1] = "B"; |
| 104 | + E04[E04["C"] = 2] = "C"; |
| 105 | +})(E04 || (E04 = {})); |
| 106 | +var E05; |
| 107 | +(function (E05) { |
| 108 | + E05[E05["A"] = 0] = "A"; |
| 109 | + E05[E05["B"] = 10] = "B"; |
| 110 | + E05[E05["C"] = 11] = "C"; |
| 111 | +})(E05 || (E05 = {})); |
| 112 | +var E06; |
| 113 | +(function (E06) { |
| 114 | + E06["A"] = "one"; |
| 115 | + E06["B"] = "two"; |
| 116 | + E06["C"] = "three"; |
| 117 | +})(E06 || (E06 = {})); |
| 118 | +var E07; |
| 119 | +(function (E07) { |
| 120 | + E07[E07["A"] = 0] = "A"; |
| 121 | + E07[E07["B"] = 1] = "B"; |
| 122 | + E07["C"] = "hi"; |
| 123 | + E07[E07["D"] = 10] = "D"; |
| 124 | + E07[E07["E"] = 11] = "E"; |
| 125 | + E07["F"] = "bye"; |
| 126 | +})(E07 || (E07 = {})); |
| 127 | +var E08; |
| 128 | +(function (E08) { |
| 129 | + E08[E08["A"] = 10] = "A"; |
| 130 | + E08["B"] = "hello"; |
| 131 | + E08[E08["C"] = 10] = "C"; |
| 132 | + E08["D"] = "hello"; |
| 133 | + E08[E08["E"] = 10] = "E"; |
| 134 | +})(E08 || (E08 = {})); |
| 135 | +// Examples of numeric enum types with only constant members |
| 136 | +var E10; |
| 137 | +(function (E10) { |
| 138 | +})(E10 || (E10 = {})); |
| 139 | +var E11; |
| 140 | +(function (E11) { |
| 141 | + E11[E11["A"] = 0] = "A"; |
| 142 | + E11[E11["B"] = 1] = "B"; |
| 143 | + E11[E11["C"] = 2] = "C"; |
| 144 | +})(E11 || (E11 = {})); |
| 145 | +var E12; |
| 146 | +(function (E12) { |
| 147 | + E12[E12["A"] = 1] = "A"; |
| 148 | + E12[E12["B"] = 2] = "B"; |
| 149 | + E12[E12["C"] = 4] = "C"; |
| 150 | +})(E12 || (E12 = {})); |
| 151 | +// Examples of numeric enum types with constant and computed members |
| 152 | +var E20; |
| 153 | +(function (E20) { |
| 154 | + E20[E20["A"] = "foo".length] = "A"; |
| 155 | + E20[E20["B"] = E20.A + 1] = "B"; |
| 156 | + E20[E20["C"] = +"123"] = "C"; |
| 157 | + E20[E20["D"] = Math.sin(1)] = "D"; |
| 158 | +})(E20 || (E20 = {})); |
| 159 | + |
| 160 | + |
| 161 | +//// [enumClassification.d.ts] |
| 162 | +declare enum E01 { |
| 163 | + A = 0, |
| 164 | +} |
| 165 | +declare enum E02 { |
| 166 | + A = 123, |
| 167 | +} |
| 168 | +declare enum E03 { |
| 169 | + A = hello, |
| 170 | +} |
| 171 | +declare enum E04 { |
| 172 | + A = 0, |
| 173 | + B = 1, |
| 174 | + C = 2, |
| 175 | +} |
| 176 | +declare enum E05 { |
| 177 | + A = 0, |
| 178 | + B = 10, |
| 179 | + C = 11, |
| 180 | +} |
| 181 | +declare enum E06 { |
| 182 | + A = one, |
| 183 | + B = two, |
| 184 | + C = three, |
| 185 | +} |
| 186 | +declare enum E07 { |
| 187 | + A = 0, |
| 188 | + B = 1, |
| 189 | + C = hi, |
| 190 | + D = 10, |
| 191 | + E = 11, |
| 192 | + F = bye, |
| 193 | +} |
| 194 | +declare enum E08 { |
| 195 | + A = 10, |
| 196 | + B = hello, |
| 197 | + C = 10, |
| 198 | + D = hello, |
| 199 | + E = 10, |
| 200 | +} |
| 201 | +declare enum E10 { |
| 202 | +} |
| 203 | +declare enum E11 { |
| 204 | + A = 0, |
| 205 | + B = 1, |
| 206 | + C = 2, |
| 207 | +} |
| 208 | +declare enum E12 { |
| 209 | + A = 1, |
| 210 | + B = 2, |
| 211 | + C = 4, |
| 212 | +} |
| 213 | +declare enum E20 { |
| 214 | + A, |
| 215 | + B, |
| 216 | + C, |
| 217 | + D, |
| 218 | +} |
| 219 | + |
| 220 | + |
| 221 | +//// [DtsFileErrors] |
| 222 | + |
| 223 | + |
| 224 | +tests/cases/conformance/enums/enumClassification.d.ts(8,9): error TS1066: In ambient enum declarations member initializer must be constant expression. |
| 225 | +tests/cases/conformance/enums/enumClassification.d.ts(21,9): error TS1066: In ambient enum declarations member initializer must be constant expression. |
| 226 | +tests/cases/conformance/enums/enumClassification.d.ts(22,9): error TS1066: In ambient enum declarations member initializer must be constant expression. |
| 227 | +tests/cases/conformance/enums/enumClassification.d.ts(23,9): error TS1066: In ambient enum declarations member initializer must be constant expression. |
| 228 | +tests/cases/conformance/enums/enumClassification.d.ts(28,9): error TS1066: In ambient enum declarations member initializer must be constant expression. |
| 229 | +tests/cases/conformance/enums/enumClassification.d.ts(31,9): error TS1066: In ambient enum declarations member initializer must be constant expression. |
| 230 | +tests/cases/conformance/enums/enumClassification.d.ts(35,9): error TS1066: In ambient enum declarations member initializer must be constant expression. |
| 231 | +tests/cases/conformance/enums/enumClassification.d.ts(37,9): error TS1066: In ambient enum declarations member initializer must be constant expression. |
| 232 | + |
| 233 | + |
| 234 | +==== tests/cases/conformance/enums/enumClassification.d.ts (8 errors) ==== |
| 235 | + declare enum E01 { |
| 236 | + A = 0, |
| 237 | + } |
| 238 | + declare enum E02 { |
| 239 | + A = 123, |
| 240 | + } |
| 241 | + declare enum E03 { |
| 242 | + A = hello, |
| 243 | + ~~~~~ |
| 244 | +!!! error TS1066: In ambient enum declarations member initializer must be constant expression. |
| 245 | + } |
| 246 | + declare enum E04 { |
| 247 | + A = 0, |
| 248 | + B = 1, |
| 249 | + C = 2, |
| 250 | + } |
| 251 | + declare enum E05 { |
| 252 | + A = 0, |
| 253 | + B = 10, |
| 254 | + C = 11, |
| 255 | + } |
| 256 | + declare enum E06 { |
| 257 | + A = one, |
| 258 | + ~~~ |
| 259 | +!!! error TS1066: In ambient enum declarations member initializer must be constant expression. |
| 260 | + B = two, |
| 261 | + ~~~ |
| 262 | +!!! error TS1066: In ambient enum declarations member initializer must be constant expression. |
| 263 | + C = three, |
| 264 | + ~~~~~ |
| 265 | +!!! error TS1066: In ambient enum declarations member initializer must be constant expression. |
| 266 | + } |
| 267 | + declare enum E07 { |
| 268 | + A = 0, |
| 269 | + B = 1, |
| 270 | + C = hi, |
| 271 | + ~~ |
| 272 | +!!! error TS1066: In ambient enum declarations member initializer must be constant expression. |
| 273 | + D = 10, |
| 274 | + E = 11, |
| 275 | + F = bye, |
| 276 | + ~~~ |
| 277 | +!!! error TS1066: In ambient enum declarations member initializer must be constant expression. |
| 278 | + } |
| 279 | + declare enum E08 { |
| 280 | + A = 10, |
| 281 | + B = hello, |
| 282 | + ~~~~~ |
| 283 | +!!! error TS1066: In ambient enum declarations member initializer must be constant expression. |
| 284 | + C = 10, |
| 285 | + D = hello, |
| 286 | + ~~~~~ |
| 287 | +!!! error TS1066: In ambient enum declarations member initializer must be constant expression. |
| 288 | + E = 10, |
| 289 | + } |
| 290 | + declare enum E10 { |
| 291 | + } |
| 292 | + declare enum E11 { |
| 293 | + A = 0, |
| 294 | + B = 1, |
| 295 | + C = 2, |
| 296 | + } |
| 297 | + declare enum E12 { |
| 298 | + A = 1, |
| 299 | + B = 2, |
| 300 | + C = 4, |
| 301 | + } |
| 302 | + declare enum E20 { |
| 303 | + A, |
| 304 | + B, |
| 305 | + C, |
| 306 | + D, |
| 307 | + } |
| 308 | + |
0 commit comments