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rand: separate rand.util and rand.seed submodules (#8353)

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This commit is contained in:
Subhomoy Haldar
2021-01-26 19:25:09 +05:30
committed by GitHub
parent 5f2b2df546
commit 97103f680a
16 changed files with 107 additions and 104 deletions
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18
vlib/rand/rand.v
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@ -3,13 +3,13 @@
// that can be found in the LICENSE file.
module rand
import rand.util
import rand.seed
import rand.wyrand
import time
// PRNGConfigStruct is a configuration struct for creating a new instance of the default RNG.
pub struct PRNGConfigStruct {
seed []u32 = util.time_seed_array(2)
seed []u32 = seed.time_seed_array(2)
}
__global ( default_rng &wyrand.WyRandRNG )
@ -141,10 +141,10 @@ pub fn string(len int) string {
mut buf := malloc(len)
for i in 0 .. len {
unsafe {
buf[i] = chars[intn(chars.len)]
buf[i] = rand.chars[intn(rand.chars.len)]
}
}
return unsafe {buf.vstring_with_len(len)}
return unsafe { buf.vstring_with_len(len) }
}
// uuid_v4 generates a random (v4) UUID
@ -184,7 +184,7 @@ pub fn uuid_v4() string {
buf[14] = `4`
buf[buflen] = 0
}
return unsafe {buf.vstring_with_len(buflen)}
return unsafe { buf.vstring_with_len(buflen) }
}
const (
@ -209,7 +209,7 @@ pub fn ulid_at_millisecond(unix_time_milli u64) string {
mut i := 9
for i >= 0 {
unsafe {
buf[i] = ulid_encoding[t & 0x1F]
buf[i] = rand.ulid_encoding[t & 0x1F]
}
t = t >> 5
i--
@ -219,7 +219,7 @@ pub fn ulid_at_millisecond(unix_time_milli u64) string {
i = 10
for i < 19 {
unsafe {
buf[i] = ulid_encoding[x & 0x1F]
buf[i] = rand.ulid_encoding[x & 0x1F]
}
x = x >> 5
i++
@ -228,7 +228,7 @@ pub fn ulid_at_millisecond(unix_time_milli u64) string {
x = default_rng.u64()
for i < 26 {
unsafe {
buf[i] = ulid_encoding[x & 0x1F]
buf[i] = rand.ulid_encoding[x & 0x1F]
}
x = x >> 5
i++
@ -236,5 +236,5 @@ pub fn ulid_at_millisecond(unix_time_milli u64) string {
unsafe {
buf[26] = 0
}
return unsafe {buf.vstring_with_len(buflen)}
return unsafe { buf.vstring_with_len(buflen) }
}