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| 1 | +#!/usr/bin/env sh |
| 2 | + |
| 3 | +# FROM https://github.com/warehouseman/semver_shell |
| 4 | + |
| 5 | +red='\033[0;31m' |
| 6 | +nc='\033[0m' # No Color |
| 7 | + |
| 8 | +semverParseInto() { |
| 9 | + val="$1"; |
| 10 | + if [ "X${val}X" = "XX" ]; then echo "${red}WARN${nc} :: '$val' is not a valid semver"; val="0.0.0"; fi; |
| 11 | + # shellcheck disable=SC2039 |
| 12 | + # local RE='[^0-9]*\([0-9]*\)[.]\([0-9]*\)[.]\([0-9]*\)[-]\{0,1\}\([0-9A-Za-z.-]*\)' |
| 13 | + local RE="[^0-9]*\([0-9]\+\)\(\.\([0-9]\+\)\|\)\(\.\([0-9]\+\)\|\)[-]\{0,1\}\([0-9A-Za-z.-]*\)" |
| 14 | + |
| 15 | + #MAJOR |
| 16 | + eval "$2"="$(echo ${val} | sed -n -e "s#$RE#\1#p")" |
| 17 | + |
| 18 | + #MINOR |
| 19 | + eval "$3"="$(echo ${val} | sed -n -e "s#$RE#\3#p")" |
| 20 | + eval "$3=\${$3:-0}" |
| 21 | + |
| 22 | + #PATCH |
| 23 | + eval "$4"="$(echo ${val} | sed -n -e "s#$RE#\5#p")" |
| 24 | + eval "$4=\${$4:-0}" |
| 25 | + |
| 26 | + #SPECIAL |
| 27 | + eval "$5"="$(echo ${val} | sed -n -e "s#$RE#\6#p")" |
| 28 | +} |
| 29 | + |
| 30 | +semverValidate() { |
| 31 | + |
| 32 | + # shellcheck disable=SC2039 |
| 33 | + local M=0 |
| 34 | + # shellcheck disable=SC2039 |
| 35 | + local m=0 |
| 36 | + # shellcheck disable=SC2039 |
| 37 | + local p=0 |
| 38 | + # shellcheck disable=SC2039 |
| 39 | + local s=0 |
| 40 | + local CHK=0 |
| 41 | + |
| 42 | + semverParseInto "$1" M m p s |
| 43 | + local RE="^([0-9]*)$"; |
| 44 | + CHK=$(echo "${M}"| sed -r "s/${RE}/\1/g"); |
| 45 | + if ! [ ${CHK} -ge 0 -a ${CHK} -le 99999999 ] 2>/dev/null; then return 1; fi; |
| 46 | + CHK=$(echo "${m}"| sed -r "s/${RE}/\1/g"); |
| 47 | + if ! [ ${CHK} -ge 0 -a ${CHK} -le 99999999 ] 2>/dev/null; then return 1; fi; |
| 48 | + CHK=$(echo "${p}"| sed -r "s/${RE}/\1/g"); |
| 49 | + if ! [ ${CHK} -ge 0 -a ${CHK} -le 99999999 ] 2>/dev/null; then return 1; fi; |
| 50 | + |
| 51 | + return 0; |
| 52 | +} |
| 53 | + |
| 54 | +semverConstruct() { |
| 55 | + if [ $# -eq 5 ]; then |
| 56 | + eval "$5=$1.$2.$3-$4" |
| 57 | + fi |
| 58 | + |
| 59 | + eval "$4=$1.$2.$3" |
| 60 | +} |
| 61 | + |
| 62 | +semverCmp() { |
| 63 | + # shellcheck disable=SC2039 |
| 64 | + local MAJOR_A=0 |
| 65 | + # shellcheck disable=SC2039 |
| 66 | + local MINOR_A=0 |
| 67 | + # shellcheck disable=SC2039 |
| 68 | + local PATCH_A=0 |
| 69 | + # shellcheck disable=SC2039 |
| 70 | + local SPECIAL_A=0 |
| 71 | + |
| 72 | + # shellcheck disable=SC2039 |
| 73 | + local MAJOR_B=0 |
| 74 | + # shellcheck disable=SC2039 |
| 75 | + local MINOR_B=0 |
| 76 | + # shellcheck disable=SC2039 |
| 77 | + local PATCH_B=0 |
| 78 | + # shellcheck disable=SC2039 |
| 79 | + local SPECIAL_B=0 |
| 80 | + |
| 81 | + semverParseInto "$1" MAJOR_A MINOR_A PATCH_A SPECIAL_A |
| 82 | + semverParseInto "$2" MAJOR_B MINOR_B PATCH_B SPECIAL_B |
| 83 | + |
| 84 | + if [ "X${MAJOR_A}X" = "XX" ]; then echo "${red}WARN${nc} :: '$1' is not a valid semver"; fi; |
| 85 | + if [ "X${MAJOR_B}X" = "XX" ]; then echo "${red}WARN${nc} :: '$2' is not a valid semver"; fi; |
| 86 | + |
| 87 | + # major |
| 88 | + if [ $MAJOR_A -lt $MAJOR_B ]; then |
| 89 | + return 2 |
| 90 | + fi |
| 91 | + |
| 92 | + if [ $MAJOR_A -gt $MAJOR_B ]; then |
| 93 | + return 1 |
| 94 | + fi |
| 95 | + |
| 96 | + # minor |
| 97 | + if [ $MINOR_A -lt $MINOR_B ]; then |
| 98 | + return 2 |
| 99 | + fi |
| 100 | + |
| 101 | + if [ $MINOR_A -gt $MINOR_B ]; then |
| 102 | + return 1 |
| 103 | + fi |
| 104 | + |
| 105 | + # patch |
| 106 | + if [ $PATCH_A -lt $PATCH_B ]; then |
| 107 | + return 2 |
| 108 | + fi |
| 109 | + |
| 110 | + if [ $PATCH_A -gt $PATCH_B ]; then |
| 111 | + return 1 |
| 112 | + fi |
| 113 | + |
| 114 | + # special |
| 115 | + if [ "$SPECIAL_A" = "" ] && [ "$SPECIAL_B" != "" ]; then |
| 116 | +# echo "C 1 || \$SPECIAL_A = $SPECIAL_A, \$SPECIAL_B = $SPECIAL_B"; |
| 117 | + return 2 # missing is less than having |
| 118 | + fi |
| 119 | + |
| 120 | + if [ "$SPECIAL_A" != "" ] && [ "$SPECIAL_B" = "" ]; then |
| 121 | + # echo "C 2 || \$SPECIAL_A = $SPECIAL_A, \$SPECIAL_B = $SPECIAL_B"; |
| 122 | + return 1 # having is greater than missing |
| 123 | + fi |
| 124 | + |
| 125 | + if [ "$(expr "$SPECIAL_A" \< "$SPECIAL_B")" -eq 1 ]; then |
| 126 | + return 2 |
| 127 | + fi |
| 128 | + |
| 129 | + if [ "$(expr "$SPECIAL_A" \> "$SPECIAL_B")" -eq 1 ]; then |
| 130 | + return 1 |
| 131 | + fi |
| 132 | + |
| 133 | + # equal |
| 134 | + return 0 |
| 135 | +} |
| 136 | + |
| 137 | +semverEQ() { |
| 138 | + semverCmp "$1" "$2" |
| 139 | + # shellcheck disable=SC2039 |
| 140 | + local RESULT=$? |
| 141 | + |
| 142 | + if [ $RESULT -ne 0 ]; then |
| 143 | + # not equal |
| 144 | + return 1 |
| 145 | + fi |
| 146 | + |
| 147 | + return 0 |
| 148 | +} |
| 149 | + |
| 150 | +semverLT() { |
| 151 | + semverCmp "$1" "$2" |
| 152 | + # shellcheck disable=SC2039 |
| 153 | + local RESULT=$? |
| 154 | + |
| 155 | + if [ $RESULT -ne 2 ]; then |
| 156 | + # not lesser than |
| 157 | + return 1 |
| 158 | + fi |
| 159 | + |
| 160 | + return 0 |
| 161 | +} |
| 162 | + |
| 163 | +semverGT() { |
| 164 | + semverCmp "$1" "$2" |
| 165 | + # shellcheck disable=SC2039 |
| 166 | + local RESULT=$? |
| 167 | + |
| 168 | + if [ $RESULT -ne 1 ]; then |
| 169 | + # not greater than |
| 170 | + return 1 |
| 171 | + fi |
| 172 | + |
| 173 | + return 0 |
| 174 | +} |
| 175 | + |
| 176 | +semverLE() { |
| 177 | + semverGT "$1" "$2" |
| 178 | + # shellcheck disable=SC2039 |
| 179 | + local RESULT=$? |
| 180 | + |
| 181 | + if [ $RESULT -ne 1 ]; then |
| 182 | + # not lesser than or equal |
| 183 | + return 1 |
| 184 | + fi |
| 185 | + |
| 186 | + return 0 |
| 187 | +} |
| 188 | + |
| 189 | +semverGE() { |
| 190 | + semverLT "$1" "$2" |
| 191 | + # shellcheck disable=SC2039 |
| 192 | + local RESULT=$? |
| 193 | + |
| 194 | + if [ $RESULT -ne 1 ]; then |
| 195 | + # not greater than or equal |
| 196 | + return 1 |
| 197 | + fi |
| 198 | + |
| 199 | + return 0 |
| 200 | +} |
| 201 | + |
| 202 | +semverBumpMajor() { |
| 203 | + # shellcheck disable=SC2039 |
| 204 | + local MAJOR=0 |
| 205 | + # shellcheck disable=SC2039 |
| 206 | + local MINOR=0 |
| 207 | + # shellcheck disable=SC2039 |
| 208 | + local PATCH=0 |
| 209 | + # shellcheck disable=SC2039 |
| 210 | + local SPECIAL="" |
| 211 | + |
| 212 | + semverParseInto "$1" MAJOR MINOR PATCH SPECIAL |
| 213 | + MAJOR=$((MAJOR + 1)) |
| 214 | + MINOR=0 |
| 215 | + PATCH=0 |
| 216 | + SPECIAL="" |
| 217 | + |
| 218 | + semverConstruct $MAJOR $MINOR $PATCH $SPECIAL "$2" |
| 219 | +} |
| 220 | + |
| 221 | +semverBumpMinor() { |
| 222 | + # shellcheck disable=SC2039 |
| 223 | + local MAJOR=0 |
| 224 | + # shellcheck disable=SC2039 |
| 225 | + local MINOR=0 |
| 226 | + # shellcheck disable=SC2039 |
| 227 | + local PATCH=0 |
| 228 | + # shellcheck disable=SC2039 |
| 229 | + local SPECIAL="" |
| 230 | + |
| 231 | + semverParseInto "$1" MAJOR MINOR PATCH SPECIAL |
| 232 | + MINOR=$((MINOR + 1)) |
| 233 | + PATCH=0 |
| 234 | + SPECIAL="" |
| 235 | + |
| 236 | + semverConstruct $MAJOR $MINOR $PATCH $SPECIAL "$2" |
| 237 | +} |
| 238 | + |
| 239 | +semverBumpPatch() { |
| 240 | + # shellcheck disable=SC2039 |
| 241 | + local MAJOR=0 |
| 242 | + # shellcheck disable=SC2039 |
| 243 | + local MINOR=0 |
| 244 | + # shellcheck disable=SC2039 |
| 245 | + local PATCH=0 |
| 246 | + # shellcheck disable=SC2039 |
| 247 | + local SPECIAL="" |
| 248 | + |
| 249 | + semverParseInto "$1" MAJOR MINOR PATCH SPECIAL |
| 250 | + PATCH=$((PATCH + 1)) |
| 251 | + SPECIAL="" |
| 252 | + |
| 253 | + semverConstruct $MAJOR $MINOR $PATCH $SPECIAL "$2" |
| 254 | +} |
| 255 | + |
| 256 | +semverStripSpecial() { |
| 257 | + # shellcheck disable=SC2039 |
| 258 | + local MAJOR=0 |
| 259 | + # shellcheck disable=SC2039 |
| 260 | + local MINOR=0 |
| 261 | + # shellcheck disable=SC2039 |
| 262 | + local PATCH=0 |
| 263 | + # shellcheck disable=SC2039 |
| 264 | + local SPECIAL="" |
| 265 | + |
| 266 | + semverParseInto "$1" MAJOR MINOR PATCH SPECIAL |
| 267 | + SPECIAL="" |
| 268 | + |
| 269 | + semverConstruct $MAJOR $MINOR $PATCH $SPECIAL "$2" |
| 270 | +} |
| 271 | + |
| 272 | +if [ "___semver.sh" = "___$(basename "$0")" ]; then |
| 273 | + if [ "$2" = "" ]; then |
| 274 | + echo "$0 <version> <command> [version]" |
| 275 | + echo "Commands: cmp, eq, lt, gt, bump_major, bump_minor, bump_patch, strip_special" |
| 276 | + echo "" |
| 277 | + echo "cmp: compares left version against right version, return 0 if equal, 2 if left is lower than right, 1 if left is higher than right" |
| 278 | + echo "eq: compares left version against right version, returns 0 if both versions are equal" |
| 279 | + echo "lt: compares left version against right version, returns 0 if left version is less than right version" |
| 280 | + echo "gt: compares left version against right version, returns 0 if left version is greater than than right version" |
| 281 | + echo "" |
| 282 | + echo "bump_major: bumps major of version, setting minor and patch to 0, removing special" |
| 283 | + echo "bump_minor: bumps minor of version, setting patch to 0, removing special" |
| 284 | + echo "bump_patch: bumps patch of version, removing special" |
| 285 | + echo "" |
| 286 | + echo "strip_special: strips special from version" |
| 287 | + exit 3 |
| 288 | + fi |
| 289 | + |
| 290 | + if [ "$2" = "cmp" ]; then |
| 291 | + semverCmp "$1" "$3" |
| 292 | + RESULT=$? |
| 293 | + echo $RESULT |
| 294 | + exit $RESULT |
| 295 | + fi |
| 296 | + |
| 297 | + if [ "$2" = "eq" ]; then |
| 298 | + semverEQ "$1" "$3" |
| 299 | + RESULT=$? |
| 300 | + echo $RESULT |
| 301 | + exit $RESULT |
| 302 | + fi |
| 303 | + |
| 304 | + if [ "$2" = "lt" ]; then |
| 305 | + semverLT "$1" "$3" |
| 306 | + RESULT=$? |
| 307 | + echo $RESULT |
| 308 | + exit $RESULT |
| 309 | + fi |
| 310 | + |
| 311 | + if [ "$2" = "gt" ]; then |
| 312 | + semverGT "$1" "$3" |
| 313 | + RESULT=$? |
| 314 | + echo $RESULT |
| 315 | + exit $RESULT |
| 316 | + fi |
| 317 | + |
| 318 | + if [ "$2" = "le" ]; then |
| 319 | + semverLE "$1" "$3" |
| 320 | + RESULT=$? |
| 321 | + echo $RESULT |
| 322 | + exit $RESULT |
| 323 | + fi |
| 324 | + |
| 325 | + if [ "$2" = "ge" ]; then |
| 326 | + semverGE "$1" "$3" |
| 327 | + RESULT=$? |
| 328 | + echo $RESULT |
| 329 | + exit $RESULT |
| 330 | + fi |
| 331 | + |
| 332 | + if [ "$2" = "bump_major" ]; then |
| 333 | + semverBumpMajor "$1" VERSION |
| 334 | + echo "${VERSION}" |
| 335 | + exit 0 |
| 336 | + fi |
| 337 | + |
| 338 | + if [ "$2" = "bump_minor" ]; then |
| 339 | + semverBumpMinor "$1" VERSION |
| 340 | + echo "${VERSION}" |
| 341 | + exit 0 |
| 342 | + fi |
| 343 | + |
| 344 | + if [ "$2" = "bump_patch" ]; then |
| 345 | + semverBumpPatch "$1" VERSION |
| 346 | + echo "${VERSION}" |
| 347 | + exit 0 |
| 348 | + fi |
| 349 | + |
| 350 | + if [ "$2" = "strip_special" ]; then |
| 351 | + semverStripSpecial "$1" VERSION |
| 352 | + echo "${VERSION}" |
| 353 | + exit 0 |
| 354 | + fi |
| 355 | + |
| 356 | + if [ "$2" = "parse" ]; then |
| 357 | + VER=$1; |
| 358 | + shift; |
| 359 | + shift; |
| 360 | + |
| 361 | + MA=0; |
| 362 | + MI=0; |
| 363 | + PA=0; |
| 364 | + SP=""; |
| 365 | + semverParseInto $VER MA MI PA SP; |
| 366 | + eval echo "export \$1=$MA\;"; |
| 367 | + eval echo "export \$2=$MI\;"; |
| 368 | + eval echo "export \$3=$PA\;"; |
| 369 | + eval echo "export \$4=$SP\;"; |
| 370 | + echo ""; |
| 371 | + exit 0 |
| 372 | + fi |
| 373 | +fi |
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