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generator.go
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/
generator.go
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package utils
import (
"strings"
"golang.org/x/exp/constraints"
"golang.org/x/exp/maps"
"golang.org/x/exp/slices"
)
func ToCamelCase(s string) string {
s = strings.TrimSpace(s)
if s == "" {
return s
}
n := strings.Builder{}
n.Grow(len(s))
capNext := true
for i, v := range []byte(s) {
vIsCap := v >= 'A' && v <= 'Z'
vIsLow := v >= 'a' && v <= 'z'
if capNext {
if vIsLow {
v += 'A'
v -= 'a'
}
} else if i == 0 {
if vIsCap {
v += 'a'
v -= 'A'
}
}
if vIsCap || vIsLow {
n.WriteByte(v)
capNext = false
} else if vIsNum := v >= '0' && v <= '9'; vIsNum {
n.WriteByte(v)
capNext = true
} else {
capNext = v == '_' || v == ' ' || v == '-' || v == '.'
}
}
return n.String()
}
func ToCamelCasePrivate(s string) string {
res := ToCamelCase(s)
if len(res) > 0 {
res = strings.ToLower(res[0:1]) + res[1:]
}
return res
}
func GetOrderedKeys[M ~map[K]V, K constraints.Ordered, V any](m M) []K {
keys := maps.Keys(m)
slices.Sort(keys)
return keys
}