diff options
Diffstat (limited to 'vendor/github.com/blang/semver/range.go')
| -rw-r--r-- | vendor/github.com/blang/semver/range.go | 200 |
1 files changed, 4 insertions, 196 deletions
diff --git a/vendor/github.com/blang/semver/range.go b/vendor/github.com/blang/semver/range.go index fca406d47..0a8eaa1c9 100644 --- a/vendor/github.com/blang/semver/range.go +++ b/vendor/github.com/blang/semver/range.go @@ -2,33 +2,10 @@ package semver import ( "fmt" - "strconv" "strings" "unicode" ) -type wildcardType int - -const ( - noneWildcard wildcardType = iota - majorWildcard wildcardType = 1 - minorWildcard wildcardType = 2 - patchWildcard wildcardType = 3 -) - -func wildcardTypefromInt(i int) wildcardType { - switch i { - case 1: - return majorWildcard - case 2: - return minorWildcard - case 3: - return patchWildcard - default: - return noneWildcard - } -} - type comparator func(Version, Version) bool var ( @@ -115,12 +92,8 @@ func ParseRange(s string) (Range, error) { if err != nil { return nil, err } - expandedParts, err := expandWildcardVersion(orParts) - if err != nil { - return nil, err - } var orFn Range - for _, p := range expandedParts { + for _, p := range orParts { var andFn Range for _, ap := range p { opStr, vStr, err := splitComparatorVersion(ap) @@ -191,39 +164,20 @@ func buildVersionRange(opStr, vStr string) (*versionRange, error) { } -// inArray checks if a byte is contained in an array of bytes -func inArray(s byte, list []byte) bool { - for _, el := range list { - if el == s { - return true - } - } - return false -} - -// splitAndTrim splits a range string by spaces and cleans whitespaces +// splitAndTrim splits a range string by spaces and cleans leading and trailing spaces func splitAndTrim(s string) (result []string) { last := 0 - var lastChar byte - excludeFromSplit := []byte{'>', '<', '='} for i := 0; i < len(s); i++ { - if s[i] == ' ' && !inArray(lastChar, excludeFromSplit) { + if s[i] == ' ' { if last < i-1 { result = append(result, s[last:i]) } last = i + 1 - } else if s[i] != ' ' { - lastChar = s[i] } } if last < len(s)-1 { result = append(result, s[last:]) } - - for i, v := range result { - result[i] = strings.Replace(v, " ", "", -1) - } - // parts := strings.Split(s, " ") // for _, x := range parts { // if s := strings.TrimSpace(x); len(s) != 0 { @@ -234,6 +188,7 @@ func splitAndTrim(s string) (result []string) { } // splitComparatorVersion splits the comparator from the version. +// Spaces between the comparator and the version are not allowed. // Input must be free of leading or trailing spaces. func splitComparatorVersion(s string) (string, string, error) { i := strings.IndexFunc(s, unicode.IsDigit) @@ -243,144 +198,6 @@ func splitComparatorVersion(s string) (string, string, error) { return strings.TrimSpace(s[0:i]), s[i:], nil } -// getWildcardType will return the type of wildcard that the -// passed version contains -func getWildcardType(vStr string) wildcardType { - parts := strings.Split(vStr, ".") - nparts := len(parts) - wildcard := parts[nparts-1] - - possibleWildcardType := wildcardTypefromInt(nparts) - if wildcard == "x" { - return possibleWildcardType - } - - return noneWildcard -} - -// createVersionFromWildcard will convert a wildcard version -// into a regular version, replacing 'x's with '0's, handling -// special cases like '1.x.x' and '1.x' -func createVersionFromWildcard(vStr string) string { - // handle 1.x.x - vStr2 := strings.Replace(vStr, ".x.x", ".x", 1) - vStr2 = strings.Replace(vStr2, ".x", ".0", 1) - parts := strings.Split(vStr2, ".") - - // handle 1.x - if len(parts) == 2 { - return vStr2 + ".0" - } - - return vStr2 -} - -// incrementMajorVersion will increment the major version -// of the passed version -func incrementMajorVersion(vStr string) (string, error) { - parts := strings.Split(vStr, ".") - i, err := strconv.Atoi(parts[0]) - if err != nil { - return "", err - } - parts[0] = strconv.Itoa(i + 1) - - return strings.Join(parts, "."), nil -} - -// incrementMajorVersion will increment the minor version -// of the passed version -func incrementMinorVersion(vStr string) (string, error) { - parts := strings.Split(vStr, ".") - i, err := strconv.Atoi(parts[1]) - if err != nil { - return "", err - } - parts[1] = strconv.Itoa(i + 1) - - return strings.Join(parts, "."), nil -} - -// expandWildcardVersion will expand wildcards inside versions -// following these rules: -// -// * when dealing with patch wildcards: -// >= 1.2.x will become >= 1.2.0 -// <= 1.2.x will become < 1.3.0 -// > 1.2.x will become >= 1.3.0 -// < 1.2.x will become < 1.2.0 -// != 1.2.x will become < 1.2.0 >= 1.3.0 -// -// * when dealing with minor wildcards: -// >= 1.x will become >= 1.0.0 -// <= 1.x will become < 2.0.0 -// > 1.x will become >= 2.0.0 -// < 1.0 will become < 1.0.0 -// != 1.x will become < 1.0.0 >= 2.0.0 -// -// * when dealing with wildcards without -// version operator: -// 1.2.x will become >= 1.2.0 < 1.3.0 -// 1.x will become >= 1.0.0 < 2.0.0 -func expandWildcardVersion(parts [][]string) ([][]string, error) { - var expandedParts [][]string - for _, p := range parts { - var newParts []string - for _, ap := range p { - if strings.Index(ap, "x") != -1 { - opStr, vStr, err := splitComparatorVersion(ap) - if err != nil { - return nil, err - } - - versionWildcardType := getWildcardType(vStr) - flatVersion := createVersionFromWildcard(vStr) - - var resultOperator string - var shouldIncrementVersion bool - switch opStr { - case ">": - resultOperator = ">=" - shouldIncrementVersion = true - case ">=": - resultOperator = ">=" - case "<": - resultOperator = "<" - case "<=": - resultOperator = "<" - shouldIncrementVersion = true - case "", "=", "==": - newParts = append(newParts, ">="+flatVersion) - resultOperator = "<" - shouldIncrementVersion = true - case "!=", "!": - newParts = append(newParts, "<"+flatVersion) - resultOperator = ">=" - shouldIncrementVersion = true - } - - var resultVersion string - if shouldIncrementVersion { - switch versionWildcardType { - case patchWildcard: - resultVersion, _ = incrementMinorVersion(flatVersion) - case minorWildcard: - resultVersion, _ = incrementMajorVersion(flatVersion) - } - } else { - resultVersion = flatVersion - } - - ap = resultOperator + resultVersion - } - newParts = append(newParts, ap) - } - expandedParts = append(expandedParts, newParts) - } - - return expandedParts, nil -} - func parseComparator(s string) comparator { switch s { case "==": @@ -405,12 +222,3 @@ func parseComparator(s string) comparator { return nil } - -// MustParseRange is like ParseRange but panics if the range cannot be parsed. -func MustParseRange(s string) Range { - r, err := ParseRange(s) - if err != nil { - panic(`semver: ParseRange(` + s + `): ` + err.Error()) - } - return r -} |