%f: ddddddd.ddddd
(buf []byte, d *Decimal, digits []byte)
| 123 | |
| 124 | // %f: ddddddd.ddddd |
| 125 | func fmtF(buf []byte, d *Decimal, digits []byte) []byte { |
| 126 | if d.Exponent < 0 { |
| 127 | if left := -int(d.Exponent) - len(digits); left >= 0 { |
| 128 | buf = append(buf, "0."...) |
| 129 | for i := 0; i < left; i++ { |
| 130 | buf = append(buf, '0') |
| 131 | } |
| 132 | buf = append(buf, digits...) |
| 133 | } else if left < 0 { |
| 134 | offset := -left |
| 135 | buf = append(buf, digits[:offset]...) |
| 136 | buf = append(buf, '.') |
| 137 | buf = append(buf, digits[offset:]...) |
| 138 | } |
| 139 | } else if d.Exponent >= 0 { |
| 140 | buf = append(buf, digits...) |
| 141 | for i := int32(0); i < d.Exponent; i++ { |
| 142 | buf = append(buf, '0') |
| 143 | } |
| 144 | } |
| 145 | return buf |
| 146 | } |
| 147 | |
| 148 | var _ fmt.Formatter = decimalZero // *Decimal must implement fmt.Formatter |
| 149 |
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