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utils.go
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package main
import (
"fmt"
"unicode"
)
const gitEmptyTree = "4b825dc642cb6eb9a060e54bf8d69288fbee4904"
type mapStringSet map[string]stringSet
type intRange struct {
min int
max int
}
func makeIntRange(min, max int) intRange {
return intRange{
min,
max,
}
}
func (r intRange) get(n int) bool {
return n >= r.min && n <= r.max
}
type intRanges []intRange
func (rs intRanges) get(n int) bool {
for _, r := range rs {
if r.get(n) {
return true
}
}
return false
}
func min(a, b int) int {
if a < b {
return a
}
return b
}
func max(a, b int) int {
if a < b {
return b
}
return a
}
func (mss mapStringSet) Add(n string, v string) {
_, ok := mss[n]
if !ok {
mss[n] = make(stringSet)
}
mss[n].set(v)
}
func lessRunes(iRunes, jRunes []rune) bool {
max := len(iRunes)
if max > len(jRunes) {
max = len(jRunes)
}
for idx := 0; idx < max; idx++ {
ir := iRunes[idx]
jr := jRunes[idx]
lir := unicode.ToLower(ir)
ljr := unicode.ToLower(jr)
if lir != ljr {
return lir < ljr
}
// the lowercase runes are the same, so compare the original
if ir != jr {
return ir < jr
}
}
return len(iRunes) < len(jRunes)
}
func stringSliceEqual(a, b []string) bool {
if a == nil && b == nil {
return true
}
if a == nil || b == nil {
return false
}
if len(a) != len(b) {
return false
}
for i := 0; i < len(a); i++ {
if a[i] != b[i] {
return false
}
}
return true
}
func removeInvalidTargets(targets []string) []string {
filteredTargets := make([]string, 0)
for _, target := range targets {
db, _ := splitDbFromName(target)
if db == "aur" && mode == ModeRepo {
fmt.Printf("%s %s %s\n", bold(yellow(arrow)), cyan(target), bold("Can't use target with option --repo -- skipping"))
continue
}
if db != "aur" && db != "" && mode == ModeAUR {
fmt.Printf("%s %s %s\n", bold(yellow(arrow)), cyan(target), bold("Can't use target with option --aur -- skipping"))
continue
}
filteredTargets = append(filteredTargets, target)
}
return filteredTargets
}