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all: change optional to result in most of the libraries (#16123)

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yuyi
2022-10-21 03:14:33 +08:00
committed by GitHub
parent 0d368562f4
commit 51f4d99399
75 changed files with 439 additions and 446 deletions
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18
vlib/encoding/base58/base58.v
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@@ -5,12 +5,12 @@ module base58
import math
// encode_int encodes any integer type to base58 string with Bitcoin alphabet
pub fn encode_int(input int) ?string {
pub fn encode_int(input int) !string {
return encode_int_walpha(input, btc_alphabet)
}
// encode_int_walpha any integer type to base58 string with custom alphabet
pub fn encode_int_walpha(input int, alphabet Alphabet) ?string {
pub fn encode_int_walpha(input int, alphabet Alphabet) !string {
if input <= 0 {
return error(@MOD + '.' + @FN + ': input must be greater than zero')
}
@@ -97,12 +97,12 @@ pub fn encode_walpha_bytes(input []u8, alphabet Alphabet) []u8 {
}
// decode_int decodes base58 string to an integer with Bitcoin alphabet
pub fn decode_int(input string) ?int {
pub fn decode_int(input string) !int {
return decode_int_walpha(input, btc_alphabet)
}
// decode_int_walpha decodes base58 string to an integer with custom alphabet
pub fn decode_int_walpha(input string, alphabet Alphabet) ?int {
pub fn decode_int_walpha(input string, alphabet Alphabet) !int {
mut total := 0 // to hold the results
b58 := input.reverse()
for i, ch in b58 {
@@ -121,27 +121,27 @@ pub fn decode_int_walpha(input string, alphabet Alphabet) ?int {
}
// decode decodes the base58 input string, using the Bitcoin alphabet
pub fn decode(str string) ?string {
pub fn decode(str string) !string {
return decode_walpha(str, btc_alphabet)
}
// decode_bytes decodes the base58 encoded input array, using the Bitcoin alphabet
pub fn decode_bytes(input []u8) ?[]u8 {
pub fn decode_bytes(input []u8) ![]u8 {
return decode_walpha_bytes(input, btc_alphabet)
}
// decode_walpha decodes the base58 encoded input string, using custom alphabet
pub fn decode_walpha(input string, alphabet Alphabet) ?string {
pub fn decode_walpha(input string, alphabet Alphabet) !string {
if input.len == 0 {
return ''
}
bin := input.bytes()
res := decode_walpha_bytes(bin, alphabet)?
res := decode_walpha_bytes(bin, alphabet)!
return res.bytestr()
}
// decode_walpha_bytes decodes the base58 encoded input array using a custom alphabet
pub fn decode_walpha_bytes(input []u8, alphabet Alphabet) ?[]u8 {
pub fn decode_walpha_bytes(input []u8, alphabet Alphabet) ![]u8 {
if input.len == 0 {
return []
}