feat(string): add support for tagged templ strings

src/transform/__snapshots__/string.test.js.snap

@@ -5,8 +5,10 @@ exports[`compiles regex 1`] = `
 line 2 with leading space
 line 3\`;
 const str2 = \`ab\`;
+const str3 = foo\`bar spam \${shrub}\`;
 Object.assign(module.exports, {
   str1,
-  str2
+  str2,
+  str3
 });"
 `;

src/transform/string.js

@@ -1,10 +1,17 @@
-import {templateElement, templateLiteral} from '@babel/types';
+import {templateElement, templateLiteral, taggedTemplateExpression} from '@babel/types';
 
 
-export const transform_string = (node)=> (
-  templateLiteral(
+export const transform_string = (node, {transform})=> {
+  const templ_str = templateLiteral(
     node.parts.map((part)=> templateElement({raw: part, cooked: part})),
     []
-  )
-);
+  );
+
+  if (node.tag) {
+
+    return taggedTemplateExpression(transform(node.tag), templ_str);
+  }
+
+  return templ_str;
+};
 

src/transform/string.test.js

@@ -10,6 +10,8 @@ test('compiles regex', ()=> {
         line 3\`
 
       str2 = \`ab\`
+
+      str3 = foo\`bar spam \${shrub}\`
     `)
   ).toMatchSnapshot();
 });