feature: empty compat macro

.browserslistrc

@@ -0,0 +1,2 @@
+> 0.0001%
+not dead

.editorconfig

@@ -0,0 +1,23 @@
+# EditorConfig helps developers define and maintain consistent
+# coding styles between different editors and IDEs
+# http://editorconfig.org
+
+root = true
+
+[*]
+
+# Change these settings to your own preference
+indent_style = space
+indent_size = 2
+
+# We recommend you to keep these unchanged
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+# editorconfig-tools is unable to ignore longs strings or urls
+max_line_length = null
+
+[Makefile]
+indent_style = tab

revamp/preprocessors/src/helpers/render_html/div.go

@@ -12,6 +12,7 @@ var tDiv *template.Template
 
 type DivParams struct {
 	Class     string
+	Data      map[string]template.HTMLAttr
 	InnerHtml template.HTML
 	Text      string
 }

revamp/preprocessors/src/helpers/render_html/templates/div.tmpl

@@ -1 +1,3 @@
-<div class="{{.Class}}">{{if .InnerHtml}}{{.InnerHtml}}{{else}}{{.Text}}{{end}}</div>
+<div class="{{.Class}}"
+{{ range $key, $value := .Data }} data-{{ $key }}="{{ $value }}"{{ end }}
+>{{if .InnerHtml}}{{.InnerHtml}}{{else}}{{.Text}}{{end}}</div>

revamp/preprocessors/src/run-macros/macros/compat/compat.go

@@ -0,0 +1,39 @@
+package compat
+
+import (
+	"errors"
+	"html/template"
+	"strings"
+	renderhtml "webdoky3/revamp/preprocessors/src/helpers/render_html"
+	"webdoky3/revamp/preprocessors/src/run-macros/environment"
+	"webdoky3/revamp/preprocessors/src/run-macros/registry"
+)
+
+func Compat(env *environment.Environment, reg *registry.Registry, args string) (string, error) {
+	compatItems := []string{}
+	queries := env.Frontmatter.BrowserCompat
+	if len(queries) == 0 {
+		return "", errors.New("no browser compatibility queries found in frontmatter")
+	}
+	for _, query := range env.Frontmatter.BrowserCompat {
+		isMultiple := len(queries) > 1
+		multiple := ""
+		if isMultiple {
+			multiple = "multiple"
+		}
+		queryElement, err := renderhtml.RenderDiv(&renderhtml.DivParams{
+			Class: "bc-data",
+			Data: map[string]template.HTMLAttr{
+				"multiple": template.HTMLAttr(multiple),
+				"query":    template.HTMLAttr(query),
+				"depth":    template.HTMLAttr("1"),
+			},
+			Text: "If you're able to see this, something went wrong on this page.",
+		})
+		if err != nil {
+			return "", err
+		}
+		compatItems = append(compatItems, queryElement)
+	}
+	return strings.Join(compatItems, "\n"), nil
+}

revamp/preprocessors/src/run-macros/macros/index.go

@@ -2,6 +2,7 @@ package macros
 
 import (
 	"webdoky3/revamp/preprocessors/src/run-macros/environment"
+	"webdoky3/revamp/preprocessors/src/run-macros/macros/compat"
 	"webdoky3/revamp/preprocessors/src/run-macros/macros/cssinfo"
 	"webdoky3/revamp/preprocessors/src/run-macros/macros/cssxref"
 	"webdoky3/revamp/preprocessors/src/run-macros/macros/embedlivesample"
@@ -11,6 +12,7 @@ import (
 )
 
 var MacrosIndex = map[string]func(*environment.Environment, *registry.Registry, string) (string, error){
+	"compat":                 compat.Compat,
 	"cssinfo":                cssinfo.Cssinfo,
 	"cssref":                 blank,
 	"cssxref":                cssxref.Cssxref,