168 lines
2.7 KiB
Go
168 lines
2.7 KiB
Go
// Copyright (c) 2019 Alexander Medvednikov. All rights reserved.
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// Use of this source code is governed by an MIT license
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// that can be found in the LICENSE file.
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module builtin
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fn (d double) str() string {
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buf := malloc(sizeof(double) * 5 + 1)// TODO
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C.sprintf(buf, '%f', d)
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return tos(buf, _strlen(buf))
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}
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fn (d float) str() string {
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buf := malloc(sizeof(double) * 5 + 1)// TODO
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C.sprintf(buf, '%f', d)
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return tos(buf, _strlen(buf))
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}
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fn (d f64) str() string {
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buf := malloc(sizeof(double) * 5 + 1)// TODO
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C.sprintf(buf, '%f', d)
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return tos(buf, _strlen(buf))
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}
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fn (d f32) str() string {
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buf := malloc(sizeof(double) * 5 + 1)// TODO
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C.sprintf(buf, '%f', d)
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return tos(buf, _strlen(buf))
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}
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fn ptr_str(ptr voidptr) string {
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buf := malloc(sizeof(double) * 5 + 1)// TODO
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C.sprintf(buf, '%p', ptr)
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return tos(buf, _strlen(buf))
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}
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// fn (nn i32) str() string {
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// return i
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// }
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fn (nn int) str() string {
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mut n = nn
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if n == 0 {
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return '0'
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}
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max := 16
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mut buf := malloc(max)
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mut len := 0
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mut is_neg = false
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if n < 0 {
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n = -n
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is_neg = true
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}
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// Fill the string from the end
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for n > 0 {
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d := n % 10
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buf[max - len - 1] = d + int(`0`)
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len++
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n = n / 10
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}
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// Prepend - if it's negative
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if is_neg {
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buf[max - len - 1] = `-`
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len++
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}
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return tos(buf + max - len, len)
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}
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fn (nn u8) str() string {
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mut n = nn
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if n == u8(0) {
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return '0'
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}
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max := 5
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mut buf := malloc(max)
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mut len := 0
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mut is_neg = false
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if n < u8(0) {
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n = -n
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is_neg = true
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}
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// Fill the string from the end
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for n > u8(0) {
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d := n % u8(10)
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buf[max - len - 1] = d + u8(`0`)
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len++
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n = n / u8(10)
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}
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// Prepend - if it's negative
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if is_neg {
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buf[max - len - 1] = `-`
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len++
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}
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return tos(buf + max - len, len)
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}
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fn (nn i64) str() string {
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mut n = nn
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if n == i64(0) {
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return '0'
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}
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max := 32
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mut buf := malloc(max)
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mut len := 0
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mut is_neg = false
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if n < i64(0) {
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n = -n
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is_neg = true
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}
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// Fill the string from the end
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for n > i64(0) {
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d := int(n % i64(10))
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buf[max - len - 1] = d + int(`0`)
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len++
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n = n / i64(10)
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}
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// Prepend - if it's negative
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if is_neg {
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buf[max - len - 1] = `-`
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len++
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}
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return tos(buf + max - len, len)
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}
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fn (b bool) str() string {
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if b {
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return 'true'
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}
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return 'false'
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}
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fn (n int) hex() string {
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s := n.str()
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hex := malloc(s.len + 2)
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C.sprintf(hex, '0x%x', n)
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return tos(hex, s.len + 2)
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}
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fn (n i64) hex() string {
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s := n.str()
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hex := malloc(s.len + 2)
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C.sprintf(hex, '0x%x', n)
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return tos(hex, s.len + 2)
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}
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fn (a[]byte) contains(val byte) bool {
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for aa in a {
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if aa == val {
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return true
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}
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}
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return false
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}
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/* TODO
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fn (c rune) str() string {
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}
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*/
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fn (c byte) str() string {
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mut str := string {
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len: 1
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str: malloc(2)
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}
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str.str[0] = c
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str.str[1] = `\0`
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return str
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}
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