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Moved sizeof functions to a separate package

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This commit is contained in:
Eduard Urbach 2024-07-29 12:33:28 +02:00
parent 6d77a8a120
commit 315ad23e31
Signed by: eduard
GPG key ID: 49226B848C78F6C8
13 changed files with 83 additions and 40 deletions
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18
src/build/core/Number.go
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@ -10,45 +10,45 @@ import (
)
// Number tries to convert the token into a numeric value.
func (f *Function) Number(t token.Token) (int, byte, error) {
func (f *Function) Number(t token.Token) (int, error) {
switch t.Kind {
case token.Number:
digits := t.Text(f.File.Bytes)
if strings.HasPrefix(digits, "0x") {
number, err := strconv.ParseInt(digits[2:], 16, 64)
return int(number), 8, err
return int(number), err
}
if strings.HasPrefix(digits, "0o") {
number, err := strconv.ParseInt(digits[2:], 8, 64)
return int(number), 8, err
return int(number), err
}
if strings.HasPrefix(digits, "0b") {
number, err := strconv.ParseInt(digits[2:], 2, 64)
return int(number), 8, err
return int(number), err
}
number, err := strconv.Atoi(digits)
return number, 8, err
return number, err
case token.Rune:
r := t.Bytes(f.File.Bytes)
r = r[1 : len(r)-1]
if len(r) == 0 {
return 0, 0, errors.New(errors.InvalidRune, f.File, t.Position+1)
return 0, errors.New(errors.InvalidRune, f.File, t.Position+1)
}
number, size := utf8.DecodeRune(r)
if len(r) > size {
return 0, 0, errors.New(errors.InvalidRune, f.File, t.Position+1)
return 0, errors.New(errors.InvalidRune, f.File, t.Position+1)
}
return int(number), byte(size), nil
return int(number), nil
}
return 0, 0, errors.New(errors.InvalidNumber, f.File, t.Position)
return 0, errors.New(errors.InvalidNumber, f.File, t.Position)
}