blob: ab46a0b83e3d3637a1c4d88cf29bc336b1b41964 [file] [log] [blame]
 // 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" "unicode/utf8" ) // Area represents an area in square metres. type Area float64 // Unit converts the Area to a *Unit. func (a Area) Unit() *Unit { return New(float64(a), Dimensions{ LengthDim: 2, }) } // Area allows Area to implement a Areaer interface. func (a Area) Area() Area { return a } // From converts the unit into the receiver. From returns an // error if there is a mismatch in dimension. func (a *Area) From(u Uniter) error { if !DimensionsMatch(u, Area(0)) { *a = Area(math.NaN()) return errors.New("unit: dimension mismatch") } *a = Area(u.Unit().Value()) return nil } func (a Area) Format(fs fmt.State, c rune) { switch c { case 'v': if fs.Flag('#') { fmt.Fprintf(fs, "%T(%v)", a, float64(a)) return } fallthrough case 'e', 'E', 'f', 'F', 'g', 'G': p, pOk := fs.Precision() w, wOk := fs.Width() const unit = " m^2" switch { case pOk && wOk: fmt.Fprintf(fs, "%*.*"+string(c), pos(w-utf8.RuneCount([]byte(unit))), p, float64(a)) case pOk: fmt.Fprintf(fs, "%.*"+string(c), p, float64(a)) case wOk: fmt.Fprintf(fs, "%*"+string(c), pos(w-utf8.RuneCount([]byte(unit))), float64(a)) default: fmt.Fprintf(fs, "%"+string(c), float64(a)) } fmt.Fprint(fs, unit) default: fmt.Fprintf(fs, "%%!%c(%T=%g m^2)", c, a, float64(a)) } }