Use metalsmith.debug instead of debug

lib/index.js

@@ -1,5 +1,4 @@
 const { basename, dirname, extname, join } = require('path')
-const debug = require('debug')('@metalsmith/markdown')
 const get = require('dlv')
 const set = require('dset').dset
 const { marked } = require('marked')
@@ -14,7 +13,7 @@ function isMarkdown(filePath) {
   return /\.md$|\.markdown$/.test(extname(filePath))
 }
 
-function render(data, key, options) {
+function render(data, key, options, debug) {
   const value = get(data, key)
   if (typeof value === 'string') {
     set(data, key, marked(value, options))
@@ -46,6 +45,7 @@ function initMarkdown(options = defaultOptions) {
   }
 
   return function markdown(files, metalsmith, done) {
+    const debug = metalsmith.debug('@metalsmith/markdown')
     setImmediate(done)
 
     Object.keys(files).forEach(function (file) {
@@ -67,7 +67,7 @@ function initMarkdown(options = defaultOptions) {
       if (options.wildcard) {
         keys = expandWildcardKeypaths(data, options.keys, '*')
       }
-      keys.forEach((k) => render(data, k, options))
+      keys.forEach((k) => render(data, k, options, debug))
 
       delete files[file]
       files[html] = data

package.json

@@ -40,7 +40,6 @@
     "test": "nyc mocha"
   },
   "dependencies": {
-    "debug": "^4.3.4",
     "dlv": "^1.1.3",
     "dset": "^3.1.2",
     "marked": "^4.2.0"

test/index.js

@@ -1,7 +1,8 @@
+/* eslint-env node, mocha */
+
 const assert = require('assert')
 const equal = require('assert-dir-equal')
 const Metalsmith = require('metalsmith')
-const { describe, it } = require('mocha')
 const { name } = require('../package.json')
 const markdown = require('..')
 const expandWildcardKeypath = require('../lib/expand-wildcard-keypath')
@@ -19,6 +20,7 @@ describe('@metalsmith/markdown', function () {
 
   it('should not crash the metalsmith build when using default options', function (done) {
     Metalsmith('test/fixtures/default')
+      .env('DEBUG', process.env.DEBUG)
       .use(markdown())
       .build((err) => {
         assert.strictEqual(err, null)
@@ -40,19 +42,19 @@ describe('@metalsmith/markdown', function () {
     Promise.all([
       new Promise((resolve) => {
         const files = getFiles()
-        markdown(true)(files, {}, () => {
+        markdown(true)(files, Metalsmith(__dirname), () => {
           resolve(files)
         })
       }),
       new Promise((resolve) => {
         const files = getFiles()
-        markdown()(files, {}, () => {
+        markdown()(files, Metalsmith(__dirname), () => {
           resolve(files)
         })
       }),
       new Promise((resolve) => {
         const files = getFiles()
-        markdown({ smartypants: true })(files, {}, () => {
+        markdown({ smartypants: true })(files, Metalsmith(__dirname), () => {
           resolve(files)
         })
       })
@@ -69,6 +71,7 @@ describe('@metalsmith/markdown', function () {
 
   it('should convert markdown files', function (done) {
     Metalsmith('test/fixtures/basic')
+      .env('DEBUG', process.env.DEBUG)
       .use(
         markdown({
           smartypants: true
@@ -83,14 +86,15 @@ describe('@metalsmith/markdown', function () {
 
   it('should skip non-markdown files', function (done) {
     const files = { 'index.css': {} }
-    markdown(true)(files, {}, () => {
+    markdown(true)(files, Metalsmith(__dirname), () => {
       assert.deepStrictEqual(files, { 'index.css': {} })
       done()
     })
   })
 
   it('should allow a "keys" option', function (done) {
     Metalsmith('test/fixtures/keys')
+      .env('DEBUG', process.env.DEBUG)
       .use(
         markdown({
           keys: ['custom'],
@@ -106,6 +110,7 @@ describe('@metalsmith/markdown', function () {
 
   it('should parse nested key paths', function (done) {
     Metalsmith('test/fixtures/nested-keys')
+      .env('DEBUG', process.env.DEBUG)
       .use(
         markdown({
           keys: ['custom', 'nested.key.path'],
@@ -139,6 +144,7 @@ describe('@metalsmith/markdown', function () {
 
   it('should recognize a keys option loop placeholder', function (done) {
     Metalsmith('test/fixtures/array-index-keys')
+      .env('DEBUG', process.env.DEBUG)
       .use(
         markdown({
           keys: ['arr.*', 'objarr.*.prop', 'wildcard.faq.*.*', 'wildcard.titles.*'],