26 lines
436 B
Go
26 lines
436 B
Go
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package common
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// Misc utils
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import (
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"fmt"
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"math/rand"
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"regexp"
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)
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var re_username *regexp.Regexp = regexp.MustCompile(`^[0-9a-zA-Z_-]+$`)
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func IsValidName(name string) bool {
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return re_username.MatchString(name)
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}
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func RandomColor() string {
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nums := []int32{}
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for i := 0; i < 6; i++ {
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nums = append(nums, rand.Int31n(15))
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}
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return fmt.Sprintf("#%X%X%X%X%X%X",
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nums[0], nums[1], nums[2],
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nums[3], nums[4], nums[5])
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}
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