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strconv: minor cleanup in f64_to_str_lnd1() (#13804)

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yuyi 2022-03-23 02:15:59 +08:00 committed by GitHub
parent 0337882240
commit e3dca82f9c
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1 changed files with 29 additions and 22 deletions
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51
vlib/strconv/format_mem.c.v
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@ -158,29 +158,36 @@ pub fn f64_to_str_lnd1(f f64, dec_digit int) string {
// get sign and decimal parts
for c in s {
if c == `-` {
sgn = -1
i++
} else if c == `+` {
sgn = 1
i++
} else if c >= `0` && c <= `9` {
b[i1] = c
i1++
i++
} else if c == `.` {
if sgn > 0 {
d_pos = i
} else {
d_pos = i - 1
match c {
`-` {
sgn = -1
i++
}
`+` {
sgn = 1
i++
}
`0`...`9` {
b[i1] = c
i1++
i++
}
`.` {
if sgn > 0 {
d_pos = i
} else {
d_pos = i - 1
}
i++
}
`e` {
i++
break
}
else {
s.free()
return '[Float conversion error!!]'
}
i++
} else if c == `e` {
i++
break
} else {
s.free()
return '[Float conversion error!!]'
}
}
b[i1] = 0