| // Code generated by "go generate gonum.org/v1/gonum/unit”; DO NOT EDIT. |
| |
| // Copyright ©2014 The gonum 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 unit |
| |
| import ( |
| "errors" |
| "fmt" |
| "math" |
| ) |
| |
| // Mass represents a mass in kilograms |
| type Mass float64 |
| |
| const ( |
| Yottagram Mass = 1e21 |
| Zettagram Mass = 1e18 |
| Exagram Mass = 1e15 |
| Petagram Mass = 1e12 |
| Teragram Mass = 1e9 |
| Gigagram Mass = 1e6 |
| Megagram Mass = 1e3 |
| Kilogram Mass = 1.0 |
| Hectogram Mass = 1e-1 |
| Decagram Mass = 1e-2 |
| Gram Mass = 1e-3 |
| Decigram Mass = 1e-4 |
| Centigram Mass = 1e-5 |
| Milligram Mass = 1e-6 |
| Microgram Mass = 1e-9 |
| Nanogram Mass = 1e-12 |
| Picogram Mass = 1e-15 |
| Femtogram Mass = 1e-18 |
| Attogram Mass = 1e-21 |
| Zeptogram Mass = 1e-24 |
| Yoctogram Mass = 1e-27 |
| ) |
| |
| // Unit converts the Mass to a *Unit |
| func (m Mass) Unit() *Unit { |
| return New(float64(m), Dimensions{ |
| MassDim: 1, |
| }) |
| } |
| |
| // Mass allows Mass to implement a Masser interface |
| func (m Mass) Mass() Mass { |
| return m |
| } |
| |
| // From converts the unit into the receiver. From returns an |
| // error if there is a mismatch in dimension |
| func (m *Mass) From(u Uniter) error { |
| if !DimensionsMatch(u, Gram) { |
| *m = Mass(math.NaN()) |
| return errors.New("Dimension mismatch") |
| } |
| *m = Mass(u.Unit().Value()) |
| return nil |
| } |
| |
| func (m Mass) Format(fs fmt.State, c rune) { |
| switch c { |
| case 'v': |
| if fs.Flag('#') { |
| fmt.Fprintf(fs, "%T(%v)", m, float64(m)) |
| return |
| } |
| fallthrough |
| case 'e', 'E', 'f', 'F', 'g', 'G': |
| p, pOk := fs.Precision() |
| w, wOk := fs.Width() |
| switch { |
| case pOk && wOk: |
| fmt.Fprintf(fs, "%*.*"+string(c), w, p, float64(m)) |
| case pOk: |
| fmt.Fprintf(fs, "%.*"+string(c), p, float64(m)) |
| case wOk: |
| fmt.Fprintf(fs, "%*"+string(c), w, float64(m)) |
| default: |
| fmt.Fprintf(fs, "%"+string(c), float64(m)) |
| } |
| fmt.Fprint(fs, " kg") |
| default: |
| fmt.Fprintf(fs, "%%!%c(%T=%g kg)", c, m, float64(m)) |
| } |
| } |