diff options
author | joeybloggs <Dean.Karn@gmail.com> | 2016-08-12 19:15:42 +0300 |
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committer | joeybloggs <Dean.Karn@gmail.com> | 2016-08-12 19:15:42 +0300 |
commit | 7639a439740dfc3cdda4ae188bf3baf7cc2ff7a3 (patch) | |
tree | 7c43c1081bb3e25696701bd8e13ab0efee92cec4 /cmd/translator.tmpl | |
parent | df0d272ef2250baaad947ff65501398623365e61 (diff) |
Add FmtNumber function + logic.
Diffstat (limited to 'cmd/translator.tmpl')
-rw-r--r-- | cmd/translator.tmpl | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/cmd/translator.tmpl b/cmd/translator.tmpl index 699e4673..b4c31b78 100644 --- a/cmd/translator.tmpl +++ b/cmd/translator.tmpl @@ -64,4 +64,78 @@ func({{ .BaseLocale }} *{{ .Locale }}) RangePluralRule(num1 float64, v1 uint64,n {{ .RangeFunc }} } +// FmtNumber returns 'num' with digits/precision of 'v' for '{{ .Locale }}' and handles both Whole and Real numbers based on 'v' +// returned as a []byte just in case the caller wishes to add more and can help +// avoid allocations; otherwise just cast as string. +func({{ .BaseLocale }} *{{ .Locale }}) FmtNumber(num float64, v uint64) []byte { + + s := strconv.FormatFloat(num, 'f', int(v), 64) + {{ if eq .FmtNumberExists true }} + {{ if gt .FmtNumberGroupLen 0 }} + l := len(s) + len({{ .BaseLocale }}.decimal) + len({{ .BaseLocale }}.group) * len(s[:len(s)-int(v)-1]) / {{ .FmtNumberGroupLen }} + count := 0 + inWhole := v == 0 + {{ else }} + l := len(s) + len({{ .BaseLocale }}.decimal) + {{ end }} + b := make([]byte, 0, l) + + for i := len(s) - 1; i >= 0; i-- { + + if s[i] == '.' { + + for j := len({{ .BaseLocale }}.decimal) - 1; j >= 0; j-- { + b = append(b, {{ .BaseLocale }}.decimal[j]) + } + + {{ if gt .FmtNumberGroupLen 0 }} + inWhole = true + {{ end }} + continue + } + + {{ if gt .FmtNumberGroupLen 0 }} + if inWhole { + + if count == {{ .FmtNumberGroupLen }} { + + for j := len({{ .BaseLocale }}.group) - 1; j >= 0; j-- { + b = append(b, {{ .BaseLocale }}.group[j]) + } + + count = 1 + } else { + count++ + } + } + + {{ end }} + + b = append(b, s[i]) + } + + // reverse + for i, j := 0, len(b)-1; i < j; i, j = i+1, j-1 { + b[i], b[j] = b[j], b[i] + } + + {{ if gt .FmtNumberMinDecimalLen 0 }} + if int(v) < {{ .FmtNumberMinDecimalLen }} { + + if v == 0 { + b = append(b, {{ .BaseLocale }}.decimal...) + } + + for i := 0; i < {{ .FmtNumberMinDecimalLen }}-int(v); i++ { + b = append(b, '0') + } + } + {{ end }} + + return b + {{ else }} + return []byte(s) + {{ end }} +} + {{ end }}
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