~whereswaldon/leaker

c0a0c36f3b22c5afe67df4f96aa9152b3e6df9b7 — Chris Waldon 1 year, 2 months ago main
initial commit

Signed-off-by: Chris Waldon <christopher.waldon.dev@gmail.com>
3 files changed, 133 insertions(+), 0 deletions(-)

A go.mod
A go.sum
A main.go
A  => go.mod +20 -0
@@ 1,20 @@
module git.sr.ht/~whereswaldon/leaker

go 1.19

require (
	gioui.org v0.0.0-20221122135904-dee53b364560
	github.com/go-gl/gl v0.0.0-20211210172815-726fda9656d6
)

require (
	gioui.org/cpu v0.0.0-20210817075930-8d6a761490d2 // indirect
	gioui.org/shader v1.0.6 // indirect
	github.com/benoitkugler/textlayout v0.1.3 // indirect
	github.com/gioui/uax v0.2.1-0.20220819135011-cda973fac06d // indirect
	github.com/go-text/typesetting v0.0.0-20220411150340-35994bc27a7b // indirect
	golang.org/x/exp/shiny v0.0.0-20220827204233-334a2380cb91 // indirect
	golang.org/x/image v0.0.0-20220722155232-062f8c9fd539 // indirect
	golang.org/x/sys v0.0.0-20220825204002-c680a09ffe64 // indirect
	golang.org/x/text v0.3.7 // indirect
)

A  => go.sum +36 -0
@@ 1,36 @@
eliasnaur.com/font v0.0.0-20220124212145-832bb8fc08c3 h1:djFprmHZgrSepsHAIRMp5UJn3PzsoTg9drI+BDmif5Q=
gioui.org v0.0.0-20221122135904-dee53b364560 h1:e4V8TAk0tBCjrISs3yUAOyzTTMwBmzlrKb0yhEI4YzU=
gioui.org v0.0.0-20221122135904-dee53b364560/go.mod h1:GN091SCcGAfHfQiSOetXx7Abdy+8nmONj0ZN63Xxf7w=
gioui.org/cpu v0.0.0-20210808092351-bfe733dd3334/go.mod h1:A8M0Cn5o+vY5LTMlnRoK3O5kG+rH0kWfJjeKd9QpBmQ=
gioui.org/cpu v0.0.0-20210817075930-8d6a761490d2 h1:AGDDxsJE1RpcXTAxPG2B4jrwVUJGFDjINIPi1jtO6pc=
gioui.org/cpu v0.0.0-20210817075930-8d6a761490d2/go.mod h1:A8M0Cn5o+vY5LTMlnRoK3O5kG+rH0kWfJjeKd9QpBmQ=
gioui.org/shader v1.0.6 h1:cvZmU+eODFR2545X+/8XucgZdTtEjR3QWW6W65b0q5Y=
gioui.org/shader v1.0.6/go.mod h1:mWdiME581d/kV7/iEhLmUgUK5iZ09XR5XpduXzbePVM=
github.com/benoitkugler/pstokenizer v1.0.0/go.mod h1:l1G2Voirz0q/jj0TQfabNxVsa8HZXh/VMxFSRALWTiE=
github.com/benoitkugler/textlayout v0.0.5/go.mod h1:puH4v13Uz7uIhIH0XMk5jgc8U3MXcn5r3VlV9K8n0D8=
github.com/benoitkugler/textlayout v0.1.3 h1:Jv0E28xDkke3KrWle90yOLtBmZsUqXLBy70lZRfbKN0=
github.com/benoitkugler/textlayout v0.1.3/go.mod h1:o+1hFV+JSHBC9qNLIuwVoLedERU7sBPgEFcuSgfvi/w=
github.com/benoitkugler/textlayout-testdata v0.1.1 h1:AvFxBxpfrQd8v55qH59mZOJOQjtD6K2SFe9/HvnIbJk=
github.com/gioui/uax v0.2.1-0.20220819135011-cda973fac06d h1:ro1W5kY1pVBLHy4GokZUfr9cl7ewZhAiT5WsXqFDYE4=
github.com/gioui/uax v0.2.1-0.20220819135011-cda973fac06d/go.mod h1:b6uGh9ySJPVQG/RdiI88bE5sUGDk6vzzRujv1BAeuJc=
github.com/go-gl/gl v0.0.0-20211210172815-726fda9656d6 h1:zDw5v7qm4yH7N8C8uWd+8Ii9rROdgWxQuGoJ9WDXxfk=
github.com/go-gl/gl v0.0.0-20211210172815-726fda9656d6/go.mod h1:9YTyiznxEY1fVinfM7RvRcjRHbw2xLBJ3AAGIT0I4Nw=
github.com/go-text/typesetting v0.0.0-20220411150340-35994bc27a7b h1:WINlj3ANt+CVrO2B4NGDHRlPvEWZPxjhb7z+JKypwXI=
github.com/go-text/typesetting v0.0.0-20220411150340-35994bc27a7b/go.mod h1:ZNYu5saGoMOqtkVH5T8onTwhzenDUVszI+5WFHJRaxQ=
golang.org/x/exp/shiny v0.0.0-20220827204233-334a2380cb91 h1:ryT6Nf0R83ZgD8WnFFdfI8wCeyqgdXWN4+CkFVNPAT0=
golang.org/x/exp/shiny v0.0.0-20220827204233-334a2380cb91/go.mod h1:VjAR7z0ngyATZTELrBSkxOOHhhlnVUxDye4mcjx5h/8=
golang.org/x/image v0.0.0-20210504121937-7319ad40d33e/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
golang.org/x/image v0.0.0-20210607152325-775e3b0c77b9/go.mod h1:023OzeP/+EPmXeapQh35lcL3II3LrY8Ic+EFFKVhULM=
golang.org/x/image v0.0.0-20220722155232-062f8c9fd539 h1:/eM0PCrQI2xd471rI+snWuu251/+/jpBpZqir2mPdnU=
golang.org/x/image v0.0.0-20220722155232-062f8c9fd539/go.mod h1:doUCurBvlfPMKfmIpRIywoHmhN3VyhnoFDbvIEWF4hY=
golang.org/x/net v0.0.0-20210510120150-4163338589ed/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20220825204002-c680a09ffe64 h1:UiNENfZ8gDvpiWw7IpOMQ27spWmThO1RwwdQVbJahJM=
golang.org/x/sys v0.0.0-20220825204002-c680a09ffe64/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=

A  => main.go +77 -0
@@ 1,77 @@
package main

import (
	"log"
	"os"
	"runtime"
	"strconv"

	"gioui.org/app"
	"gioui.org/io/pointer"
	"gioui.org/io/system"
	"gioui.org/layout"
	"gioui.org/op"
	"gioui.org/widget"
	"gioui.org/widget/material"

	"gioui.org/font/gofont"
)

func main() {
	go func() {
		w := app.NewWindow()
		if err := loop(w); err != nil {
			log.Fatal(err)
		}
		os.Exit(0)
	}()
	app.Main()
}

func loop(w *app.Window) error {
	th := material.NewTheme(gofont.Collection())
	var ops op.Ops
	var btn widget.Clickable
	var stats runtime.MemStats
	for {
		e := <-w.Events()
		switch e := e.(type) {
		case system.DestroyEvent:
			return e.Err
		case system.FrameEvent:
			gtx := layout.NewContext(&ops, e)
			if btn.Clicked() {
				go func() {
					(&bad{}).loop(app.NewWindow())
					w.Invalidate()
				}()
			}
			runtime.GC()
			runtime.ReadMemStats(&stats)
			layout.Flex{Axis: layout.Vertical}.Layout(gtx,
				layout.Flexed(1, material.Button(th, &btn, "New Bad Window").Layout),
				layout.Rigid(material.Body1(th, strconv.Itoa(int(stats.Alloc))).Layout),
			)
			e.Frame(gtx.Ops)
		}
	}
}

type bad struct {
	ballast [1 << 30]byte
}

func (b *bad) loop(w *app.Window) error {
	var ops op.Ops
	for {
		e := <-w.Events()
		switch e := e.(type) {
		case system.DestroyEvent:
			return e.Err
		case system.FrameEvent:
			gtx := layout.NewContext(&ops, e)
			pointer.InputOp{Tag: b}.Add(gtx.Ops)
			e.Frame(gtx.Ops)
		}
	}
}