test setup

compiler/src/mdast/__test__/environment.test.ts

@@ -0,0 +1,27 @@
+import { testProcessor } from '../../test-utils/test-processor';
+
+describe('environment', () => {
+  it('should only show mac and cli sections', async () => {
+    const { md } = await testProcessor(`
+      ::environment
+
+      :::mac
+      I am mac
+      :::
+
+      :::windows
+      I am windows
+      :::
+
+      :::cli
+      I am cli
+      :::
+
+      :::github-desktop
+      I am Github Desktop
+      :::
+    `);
+
+    console.log(md);
+  });
+});

compiler/src/mdast/combined.ts

@@ -4,6 +4,7 @@ import { VFile } from 'vfile';
 
 import { Context } from '../context';
 import { boxouts } from './boxouts';
+import { environment } from './environment';
 import { moveAnswersToEnd } from './move-answers-to-end';
 
 export async function combinedMdastPhase(
@@ -12,7 +13,7 @@ export async function combinedMdastPhase(
   file: VFile,
   targetPdf?: boolean
 ) {
-  const processor = unified().use(boxouts, ctx.refStore);
+  const processor = unified().use(environment).use(boxouts, ctx.refStore);
 
   if (targetPdf) {
     processor.use(moveAnswersToEnd);

compiler/src/mdast/environment.ts

@@ -0,0 +1,15 @@
+import { ContainerDirective, LeafDirective } from 'mdast-util-directive';
+import { Node } from 'unist';
+import { visit } from 'unist-util-visit';
+
+export function environment() {
+  return async (tree: Node) => {
+    visit(tree, 'leafDirective', (node: LeafDirective) => {
+      console.log('leaf', node);
+    });
+
+    visit(tree, 'containerDirective', (node: ContainerDirective) => {
+      console.log('container', node);
+    });
+  };
+}