From 54d3d47daf9190275bbdaf8703b84969a4593451 Mon Sep 17 00:00:00 2001 From: Corey Hulen Date: Fri, 24 Mar 2017 23:31:34 -0700 Subject: PLT-6076 Adding viper libs for config file changes (#5871) * Adding viper libs for config file changes * Removing the old fsnotify lib * updating some missing libs --- vendor/golang.org/x/text/currency/format.go | 215 ++++++++++++++++++++++++++++ 1 file changed, 215 insertions(+) create mode 100644 vendor/golang.org/x/text/currency/format.go (limited to 'vendor/golang.org/x/text/currency/format.go') diff --git a/vendor/golang.org/x/text/currency/format.go b/vendor/golang.org/x/text/currency/format.go new file mode 100644 index 000000000..97ce2d944 --- /dev/null +++ b/vendor/golang.org/x/text/currency/format.go @@ -0,0 +1,215 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package currency + +import ( + "fmt" + "io" + "sort" + + "golang.org/x/text/internal" + "golang.org/x/text/internal/format" + "golang.org/x/text/language" +) + +// Amount is an amount-currency unit pair. +type Amount struct { + amount interface{} // Change to decimal(64|128). + currency Unit +} + +// Currency reports the currency unit of this amount. +func (a Amount) Currency() Unit { return a.currency } + +// TODO: based on decimal type, but may make sense to customize a bit. +// func (a Amount) Decimal() +// func (a Amount) Int() (int64, error) +// func (a Amount) Fraction() (int64, error) +// func (a Amount) Rat() *big.Rat +// func (a Amount) Float() (float64, error) +// func (a Amount) Scale() uint +// func (a Amount) Precision() uint +// func (a Amount) Sign() int +// +// Add/Sub/Div/Mul/Round. + +var space = []byte(" ") + +// Format implements fmt.Formatter. It accepts format.State for +// language-specific rendering. +func (a Amount) Format(s fmt.State, verb rune) { + v := formattedValue{ + currency: a.currency, + amount: a.amount, + format: defaultFormat, + } + v.Format(s, verb) +} + +// formattedValue is currency amount or unit that implements language-sensitive +// formatting. +type formattedValue struct { + currency Unit + amount interface{} // Amount, Unit, or number. + format *options +} + +// Format implements fmt.Formatter. It accepts format.State for +// language-specific rendering. +func (v formattedValue) Format(s fmt.State, verb rune) { + var lang int + if state, ok := s.(format.State); ok { + lang, _ = language.CompactIndex(state.Language()) + } + + // Get the options. Use DefaultFormat if not present. + opt := v.format + if opt == nil { + opt = defaultFormat + } + cur := v.currency + if cur.index == 0 { + cur = opt.currency + } + + // TODO: use pattern. + io.WriteString(s, opt.symbol(lang, cur)) + if v.amount != nil { + s.Write(space) + + // TODO: apply currency-specific rounding + scale, _ := opt.kind.Rounding(cur) + if _, ok := s.Precision(); !ok { + fmt.Fprintf(s, "%.*f", scale, v.amount) + } else { + fmt.Fprint(s, v.amount) + } + } +} + +// Formatter decorates a given number, Unit or Amount with formatting options. +type Formatter func(amount interface{}) formattedValue + +// func (f Formatter) Options(opts ...Option) Formatter + +// TODO: call this a Formatter or FormatFunc? + +var dummy = USD.Amount(0) + +// adjust creates a new Formatter based on the adjustments of fn on f. +func (f Formatter) adjust(fn func(*options)) Formatter { + var o options = *(f(dummy).format) + fn(&o) + return o.format +} + +// Default creates a new Formatter that defaults to currency unit c if a numeric +// value is passed that is not associated with a currency. +func (f Formatter) Default(currency Unit) Formatter { + return f.adjust(func(o *options) { o.currency = currency }) +} + +// Kind sets the kind of the underlying currency unit. +func (f Formatter) Kind(k Kind) Formatter { + return f.adjust(func(o *options) { o.kind = k }) +} + +var defaultFormat *options = ISO(dummy).format + +var ( + // Uses Narrow symbols. Overrides Symbol, if present. + NarrowSymbol Formatter = Formatter(formNarrow) + + // Use Symbols instead of ISO codes, when available. + Symbol Formatter = Formatter(formSymbol) + + // Use ISO code as symbol. + ISO Formatter = Formatter(formISO) + + // TODO: + // // Use full name as symbol. + // Name Formatter +) + +// options configures rendering and rounding options for an Amount. +type options struct { + currency Unit + kind Kind + + symbol func(compactIndex int, c Unit) string +} + +func (o *options) format(amount interface{}) formattedValue { + v := formattedValue{format: o} + switch x := amount.(type) { + case Amount: + v.amount = x.amount + v.currency = x.currency + case *Amount: + v.amount = x.amount + v.currency = x.currency + case Unit: + v.currency = x + case *Unit: + v.currency = *x + default: + if o.currency.index == 0 { + panic("cannot format number without a currency being set") + } + // TODO: Must be a number. + v.amount = x + v.currency = o.currency + } + return v +} + +var ( + optISO = options{symbol: lookupISO} + optSymbol = options{symbol: lookupSymbol} + optNarrow = options{symbol: lookupNarrow} +) + +// These need to be functions, rather than curried methods, as curried methods +// are evaluated at init time, causing tables to be included unconditionally. +func formISO(x interface{}) formattedValue { return optISO.format(x) } +func formSymbol(x interface{}) formattedValue { return optSymbol.format(x) } +func formNarrow(x interface{}) formattedValue { return optNarrow.format(x) } + +func lookupISO(x int, c Unit) string { return c.String() } +func lookupSymbol(x int, c Unit) string { return normalSymbol.lookup(x, c) } +func lookupNarrow(x int, c Unit) string { return narrowSymbol.lookup(x, c) } + +type symbolIndex struct { + index []uint16 // position corresponds with compact index of language. + data []curToIndex +} + +var ( + normalSymbol = symbolIndex{normalLangIndex, normalSymIndex} + narrowSymbol = symbolIndex{narrowLangIndex, narrowSymIndex} +) + +func (x *symbolIndex) lookup(lang int, c Unit) string { + for { + index := x.data[x.index[lang]:x.index[lang+1]] + i := sort.Search(len(index), func(i int) bool { + return index[i].cur >= c.index + }) + if i < len(index) && index[i].cur == c.index { + x := index[i].idx + start := x + 1 + end := start + uint16(symbols[x]) + if start == end { + return c.String() + } + return symbols[start:end] + } + if lang == 0 { + break + } + lang = int(internal.Parent[lang]) + } + return c.String() +} -- cgit v1.2.3-1-g7c22