all: apply gofmt-1.19

Signed-off-by: Sebastien Binet <[email protected]>

Author: sbinet

cmpimg/cmpimg.go

@@ -151,9 +151,9 @@ func cmpImg(v1, v2 image.Image, delta float64) bool {
 // yiqEqApprox compares the colors of 2 pixels, in the NTSC YIQ color space,
 // as described in:
 //
-//   Measuring perceived color difference using YIQ NTSC
-//   transmission color space in mobile applications.
-//   Yuriy Kotsarenko, Fernando Ramos.
+//	Measuring perceived color difference using YIQ NTSC
+//	transmission color space in mobile applications.
+//	Yuriy Kotsarenko, Fernando Ramos.
 //
 // An electronic version is available at:
 //

font/len.go

@@ -40,10 +40,11 @@ func Points(pt float64) Length {
 // e.g. "42cm" "2.4in" "66pt"
 // If no unit was given, ParseLength assumes it was (postscript) points.
 // Currently valid units are:
-//   mm (millimeter)
-//   cm (centimeter)
-//   in (inch)
-//   pt (point)
+//
+//   - mm (millimeter)
+//   - cm (centimeter)
+//   - in (inch)
+//   - pt (point)
 func ParseLength(value string) (Length, error) {
 	var unit Length = 1
 	switch {

palette/brewer/brewer.go

@@ -15,7 +15,6 @@
 //
 // For more information see:
 // http://www.personal.psu.edu/cab38/ColorBrewer/ColorBrewer_learnMore.html
-//
 package brewer // import "gonum.org/v1/plot/palette/brewer"
 
 import (

plot.go

@@ -494,7 +494,13 @@ func (p *Plot) NominalY(names ...string) {
 //
 // Supported formats are:
 //
-//  eps, jpg|jpeg, pdf, png, svg, tex and tif|tiff.
+//   - .eps
+//   - .jpg|.jpeg
+//   - .pdf
+//   - .png
+//   - .svg
+//   - .tex
+//   - .tif|.tiff
 func (p *Plot) WriterTo(w, h vg.Length, format string) (io.WriterTo, error) {
 	c, err := draw.NewFormattedCanvas(w, h, format)
 	if err != nil {
@@ -509,7 +515,13 @@ func (p *Plot) WriterTo(w, h vg.Length, format string) (io.WriterTo, error) {
 //
 // Supported extensions are:
 //
-//  .eps, .jpg, .jpeg, .pdf, .png, .svg, .tex, .tif and .tiff.
+//   - .eps
+//   - .jpg|.jpeg
+//   - .pdf
+//   - .png
+//   - .svg
+//   - .tex
+//   - .tif|.tiff
 func (p *Plot) Save(w, h vg.Length, file string) (err error) {
 	f, err := os.Create(file)
 	if err != nil {

plotter/boxplot.go

@@ -87,7 +87,7 @@ type BoxPlot struct {
 // NewBoxPlot returns a new BoxPlot that represents
 // the distribution of the given values.  The style of
 // the box plot is that used for Tukey's schematic
-// plots is ``Exploratory Data Analysis.''
+// plots in “Exploratory Data Analysis.”
 //
 // An error is returned if the boxplot is created with
 // no values.

plotter/heat.go

@@ -145,7 +145,7 @@ func (h *HeatMap) plotRasterized(c draw.Canvas, plt *plot.Plot) {
 	pImg.Plot(c, plt)
 }
 
-//  plotVectorized plots the heatmap using vector-based drawing.
+// plotVectorized plots the heatmap using vector-based drawing.
 func (h *HeatMap) plotVectorized(c draw.Canvas, plt *plot.Plot) {
 	if h.Min > h.Max {
 		panic("contour: invalid Z range: min greater than max")

plotter/johnson.go

@@ -125,7 +125,6 @@ func min(a, b int) int {
 // algorithm. The implementation is from the pseudocode at
 //
 // http://en.wikipedia.org/wiki/Tarjan%27s_strongly_connected_components_algorithm?oldid=642744644
-//
 type tarjan struct {
 	g graph
 

text/latex.go

@@ -50,9 +50,9 @@ func (hdlr Latex) Lines(txt string) []string {
 }
 
 // Box returns the bounding box of the given non-multiline text where:
-//  - width is the horizontal space from the origin.
-//  - height is the vertical space above the baseline.
-//  - depth is the vertical space below the baseline, a positive number.
+//   - width is the horizontal space from the origin.
+//   - height is the vertical space above the baseline.
+//   - depth is the vertical space below the baseline, a positive number.
 func (hdlr Latex) Box(txt string, fnt font.Font) (width, height, depth vg.Length) {
 	cnv := drawtex.New()
 	face := hdlr.Fonts.Lookup(fnt, fnt.Size)

text/plain.go

@@ -37,9 +37,9 @@ func (hdlr Plain) Lines(txt string) []string {
 }
 
 // Box returns the bounding box of the given non-multiline text where:
-//  - width is the horizontal space from the origin.
-//  - height is the vertical space above the baseline.
-//  - depth is the vertical space below the baseline, a positive number.
+//   - width is the horizontal space from the origin.
+//   - height is the vertical space above the baseline.
+//   - depth is the vertical space below the baseline, a positive number.
 func (hdlr Plain) Box(txt string, fnt font.Font) (width, height, depth vg.Length) {
 	face := hdlr.Fonts.Lookup(fnt, fnt.Size)
 	ext := face.Extents()

version.go

@@ -19,7 +19,9 @@ const root = "gonum.org/v1/plot"
 //
 // If a replace directive exists in the Gonum/plot go.mod, the replace will
 // be reported in the version in the following format:
-//  "version=>[replace-path] [replace-version]"
+//
+//	"version=>[replace-path] [replace-version]"
+//
 // and the replace sum will be returned in place of the original sum.
 //
 // The exact version format returned by Version may change in future.

vg/draw/canvas.go

@@ -293,11 +293,11 @@ func New(c vg.CanvasSizer) Canvas {
 // image format. Supported formats need to be registered by importing one or
 // more of the following packages:
 //
-//     gonum.org/v1/plot/vg/vgeps // provides eps
-//     gonum.org/v1/plot/vg/vgimg // provides png, jpg|jpeg, tif|tiff
-//     gonum.org/v1/plot/vg/vgpdf // provides pdf
-//     gonum.org/v1/plot/vg/vgsvg // provides svg
-//     gonum.org/v1/plot/vg/vgtex // provides tex
+//   - gonum.org/v1/plot/vg/vgeps: provides eps
+//   - gonum.org/v1/plot/vg/vgimg: provides png, jpg|jpeg, tif|tiff
+//   - gonum.org/v1/plot/vg/vgpdf: provides pdf
+//   - gonum.org/v1/plot/vg/vgsvg: provides svg
+//   - gonum.org/v1/plot/vg/vgtex: provides tex
 func NewFormattedCanvas(w, h vg.Length, format string) (vg.CanvasWriterTo, error) {
 	formats.RLock()
 	defer formats.RUnlock()

vg/len.go

@@ -27,10 +27,11 @@ const (
 // e.g. "42cm" "2.4in" "66pt"
 // If no unit was given, ParseLength assumes it was (postscript) points.
 // Currently valid units are:
-//   mm (millimeter)
-//   cm (centimeter)
-//   in (inch)
-//   pt (point)
+//
+//   - mm (millimeter)
+//   - cm (centimeter)
+//   - in (inch)
+//   - pt (point)
 func ParseLength(value string) (Length, error) {
 	return font.ParseLength(value)
 }

vg/vggio/vggio_test.go

@@ -29,8 +29,8 @@ const deltaGio = 0.05 // empirical value from experimentation.
 // On GitHub Actions and on linux, that headless display may take some time to
 // be properly available and appears to be setup "on demand".
 // So we request it by trying to take a screenshot twice:
-//  - the first time around might fail
-//  - the second time shouldn't.
+//   - the first time around might fail
+//   - the second time shouldn't.
 func init() {
 	if runtime.GOOS != "linux" {
 		return

vg/vgpdf/vgpdf.go

@@ -33,7 +33,7 @@ import (
 // font files, needed by gofpdf to embed fonts in a PDF document.
 // We use cp1252 (code page 1252, Windows Western) to encode characters.
 // See:
-//  - https://en.wikipedia.org/wiki/Windows-1252
+//   - https://en.wikipedia.org/wiki/Windows-1252
 //
 // TODO: provide a Canvas-level func option to embed fonts with a user provided
 // code page schema?

vg/vgsvg/vgsvg.go

@@ -13,7 +13,7 @@
 // this issue.
 //
 // Alternatively, users may want to install the Liberation fonts on their system:
-//  - https://en.wikipedia.org/wiki/Liberation_fonts
+//   - https://en.wikipedia.org/wiki/Liberation_fonts
 package vgsvg // import "gonum.org/v1/plot/vg/vgsvg"
 
 import (