Add Boost, Get, and Post attributes

Author: markuswustenberg

README.md

@@ -1,3 +1,8 @@
-# template
+# gomponents-htmx
+
+[![GoDoc](https://pkg.go.dev/badge/github.com/maragudk/gomponents-htmx)](https://pkg.go.dev/github.com/maragudk/gomponents-htmx)
+[![CI](https://github.com/maragudk/gomponents-htmx/actions/workflows/ci.yml/badge.svg)](https://github.com/maragudk/gomponents-htmx/actions/workflows/ci.yml)
+
+[HTMX](https://htmx.org) attributes and helpers for [gomponents](https://www.gomponents.com).
 
 Made in 🇩🇰 by [maragu](https://www.maragu.dk/), maker of [online Go courses](https://www.golang.dk/).

go.mod

@@ -1,3 +1,5 @@
-module template
+module github.com/maragudk/gomponents-htmx
 
-go 1.19
+go 1.20
+
+require github.com/maragudk/gomponents v0.20.1

go.sum

@@ -0,0 +1,2 @@
+github.com/maragudk/gomponents v0.20.1 h1:TeJY1fXEcfUvzmvjeUgxol42dvkYMggK1c0V67crWWs=
+github.com/maragudk/gomponents v0.20.1/go.mod h1:nHkNnZL6ODgMBeJhrZjkMHVvNdoYsfmpKB2/hjdQ0Hg=

htmx.go

@@ -0,0 +1,29 @@
+// Package htmx provides HTMX attributes and helpers for gomponents.
+// See https://htmx.org/
+package htmx
+
+import (
+	g "github.com/maragudk/gomponents"
+)
+
+// Boost for links and forms.
+// See https://htmx.org/attributes/hx-boost
+func Boost(v string) g.Node {
+	return attr("boost", v)
+}
+
+// Get the url.
+// See https://htmx.org/attributes/hx-get
+func Get(url string) g.Node {
+	return attr("get", url)
+}
+
+// Post to the url.
+// See https://htmx.org/attributes/hx-post
+func Post(url string) g.Node {
+	return attr("post", url)
+}
+
+func attr(name, value string) g.Node {
+	return g.Attr("hx-"+name, value)
+}

htmx_test.go

@@ -0,0 +1,26 @@
+package htmx_test
+
+import (
+	"fmt"
+	"testing"
+
+	g "github.com/maragudk/gomponents"
+
+	. "github.com/maragudk/gomponents-htmx"
+	"github.com/maragudk/gomponents-htmx/internal/assert"
+)
+
+func TestAttributes(t *testing.T) {
+	cases := map[string]func(string) g.Node{
+		"boost": Boost,
+		"get":   Get,
+		"post":  Post,
+	}
+
+	for name, fn := range cases {
+		t.Run(fmt.Sprintf(`should output hx-%v="hat"`, name), func(t *testing.T) {
+			n := g.El("div", fn("hat"))
+			assert.Equal(t, fmt.Sprintf(`<div hx-%v="hat"></div>`, name), n)
+		})
+	}
+}

internal/assert/assert.go

@@ -0,0 +1,29 @@
+// Package assert provides testing helpers.
+package assert
+
+import (
+	"strings"
+	"testing"
+
+	g "github.com/maragudk/gomponents"
+)
+
+// Equal checks for equality between the given expected string and the rendered Node string.
+func Equal(t *testing.T, expected string, actual g.Node) {
+	t.Helper()
+
+	var b strings.Builder
+	_ = actual.Render(&b)
+	if expected != b.String() {
+		t.Fatalf(`expected "%v" but got "%v"`, expected, b.String())
+	}
+}
+
+// Error checks for a non-nil error.
+func Error(t *testing.T, err error) {
+	t.Helper()
+
+	if err == nil {
+		t.Fatal("error is nil")
+	}
+}