Use ESM

Author: wooorm

.gitignore

@@ -1,7 +1,5 @@
-.DS_Store
-*.log
-.nyc_output/
 coverage/
 node_modules/
+*.log
+.DS_Store
 yarn.lock
-mdast-util-to-markdown.min.js

.prettierignore

@@ -1,3 +1,2 @@
 coverage/
-*.json
 *.md

index.js

@@ -1 +1 @@
-module.exports = require('./lib/index.js')
+export {toMarkdown} from './lib/index.js'

lib/configure.js

@@ -1,6 +1,4 @@
-module.exports = configure
-
-function configure(base, extension) {
+export function configure(base, extension) {
   var index = -1
   var key
 

lib/handle/blockquote.js

@@ -1,11 +1,9 @@
-module.exports = blockquote
+import {containerFlow} from '../util/container-flow.js'
+import {indentLines} from '../util/indent-lines.js'
 
-var flow = require('../util/container-flow.js')
-var indentLines = require('../util/indent-lines.js')
-
-function blockquote(node, _, context) {
+export function blockquote(node, _, context) {
   var exit = context.enter('blockquote')
-  var value = indentLines(flow(node, context), map)
+  var value = indentLines(containerFlow(node, context), map)
   exit()
   return value
 }

lib/handle/break.js

@@ -1,8 +1,6 @@
-module.exports = hardBreak
+import {patternInScope} from '../util/pattern-in-scope.js'
 
-var patternInScope = require('../util/pattern-in-scope.js')
-
-function hardBreak(node, _, context, safe) {
+export function hardBreak(node, _, context, safe) {
   var index = -1
 
   while (++index < context.unsafe.length) {

lib/handle/code.js

@@ -1,13 +1,11 @@
-module.exports = code
-
-var repeat = require('repeat-string')
-var streak = require('longest-streak')
-var formatCodeAsIndented = require('../util/format-code-as-indented.js')
-var checkFence = require('../util/check-fence.js')
-var indentLines = require('../util/indent-lines.js')
-var safe = require('../util/safe.js')
-
-function code(node, _, context) {
+import repeat from 'repeat-string'
+import {longestStreak} from 'longest-streak'
+import {formatCodeAsIndented} from '../util/format-code-as-indented.js'
+import {checkFence} from '../util/check-fence.js'
+import {indentLines} from '../util/indent-lines.js'
+import {safe} from '../util/safe.js'
+
+export function code(node, _, context) {
   var marker = checkFence(context)
   var raw = node.value || ''
   var suffix = marker === '`' ? 'GraveAccent' : 'Tilde'
@@ -20,7 +18,7 @@ function code(node, _, context) {
     exit = context.enter('codeIndented')
     value = indentLines(raw, map)
   } else {
-    sequence = repeat(marker, Math.max(streak(raw, marker) + 1, 3))
+    sequence = repeat(marker, Math.max(longestStreak(raw, marker) + 1, 3))
     exit = context.enter('codeFenced')
     value = sequence
 

lib/handle/definition.js

@@ -1,10 +1,8 @@
-module.exports = definition
+import {association} from '../util/association.js'
+import {checkQuote} from '../util/check-quote.js'
+import {safe} from '../util/safe.js'
 
-var association = require('../util/association.js')
-var checkQuote = require('../util/check-quote.js')
-var safe = require('../util/safe.js')
-
-function definition(node, _, context) {
+export function definition(node, _, context) {
   var marker = checkQuote(context)
   var suffix = marker === '"' ? 'Quote' : 'Apostrophe'
   var exit = context.enter('definition')

lib/handle/emphasis.js

@@ -1,17 +1,16 @@
-module.exports = emphasis
-emphasis.peek = emphasisPeek
+import {checkEmphasis} from '../util/check-emphasis.js'
+import {containerPhrasing} from '../util/container-phrasing.js'
 
-var checkEmphasis = require('../util/check-emphasis.js')
-var phrasing = require('../util/container-phrasing.js')
+emphasis.peek = emphasisPeek
 
 // To do: there are cases where emphasis cannot “form” depending on the
 // previous or next character of sequences.
 // There’s no way around that though, except for injecting zero-width stuff.
 // Do we need to safeguard against that?
-function emphasis(node, _, context) {
+export function emphasis(node, _, context) {
   var marker = checkEmphasis(context)
   var exit = context.enter('emphasis')
-  var value = phrasing(node, context, {before: marker, after: marker})
+  var value = containerPhrasing(node, context, {before: marker, after: marker})
   exit()
   return marker + value + marker
 }

lib/handle/heading.js

@@ -1,10 +1,8 @@
-module.exports = heading
+import repeat from 'repeat-string'
+import {formatHeadingAsSetext} from '../util/format-heading-as-setext.js'
+import {containerPhrasing} from '../util/container-phrasing.js'
 
-var repeat = require('repeat-string')
-var formatHeadingAsSetext = require('../util/format-heading-as-setext.js')
-var phrasing = require('../util/container-phrasing.js')
-
-function heading(node, _, context) {
+export function heading(node, _, context) {
   var rank = Math.max(Math.min(6, node.depth || 1), 1)
   var exit
   var subexit
@@ -14,7 +12,7 @@ function heading(node, _, context) {
   if (formatHeadingAsSetext(node, context)) {
     exit = context.enter('headingSetext')
     subexit = context.enter('phrasing')
-    value = phrasing(node, context, {before: '\n', after: '\n'})
+    value = containerPhrasing(node, context, {before: '\n', after: '\n'})
     subexit()
     exit()
 
@@ -35,7 +33,7 @@ function heading(node, _, context) {
   sequence = repeat('#', rank)
   exit = context.enter('headingAtx')
   subexit = context.enter('phrasing')
-  value = phrasing(node, context, {before: '# ', after: '\n'})
+  value = containerPhrasing(node, context, {before: '# ', after: '\n'})
   value = value ? sequence + ' ' + value : sequence
   if (context.options.closeAtx) {
     value += ' ' + sequence

lib/handle/html.js

@@ -1,7 +1,6 @@
-module.exports = html
 html.peek = htmlPeek
 
-function html(node) {
+export function html(node) {
   return node.value || ''
 }
 

lib/handle/image-reference.js

@@ -1,10 +1,9 @@
-module.exports = imageReference
-imageReference.peek = imageReferencePeek
+import {association} from '../util/association.js'
+import {safe} from '../util/safe.js'
 
-var association = require('../util/association.js')
-var safe = require('../util/safe.js')
+imageReference.peek = imageReferencePeek
 
-function imageReference(node, _, context) {
+export function imageReference(node, _, context) {
   var type = node.referenceType
   var exit = context.enter('imageReference')
   var subexit = context.enter('label')

lib/handle/image.js

@@ -1,10 +1,9 @@
-module.exports = image
-image.peek = imagePeek
+import {checkQuote} from '../util/check-quote.js'
+import {safe} from '../util/safe.js'
 
-var checkQuote = require('../util/check-quote.js')
-var safe = require('../util/safe.js')
+image.peek = imagePeek
 
-function image(node, _, context) {
+export function image(node, _, context) {
   var quote = checkQuote(context)
   var suffix = quote === '"' ? 'Quote' : 'Apostrophe'
   var exit = context.enter('image')

lib/handle/index.js

@@ -1,20 +1,42 @@
-exports.blockquote = require('./blockquote.js')
-exports.break = require('./break.js')
-exports.code = require('./code.js')
-exports.definition = require('./definition.js')
-exports.emphasis = require('./emphasis.js')
-exports.hardBreak = require('./break.js')
-exports.heading = require('./heading.js')
-exports.html = require('./html.js')
-exports.image = require('./image.js')
-exports.imageReference = require('./image-reference.js')
-exports.inlineCode = require('./inline-code.js')
-exports.link = require('./link.js')
-exports.linkReference = require('./link-reference.js')
-exports.list = require('./list.js')
-exports.listItem = require('./list-item.js')
-exports.paragraph = require('./paragraph.js')
-exports.root = require('./root.js')
-exports.strong = require('./strong.js')
-exports.text = require('./text.js')
-exports.thematicBreak = require('./thematic-break.js')
+import {blockquote} from './blockquote.js'
+import {hardBreak} from './break.js'
+import {code} from './code.js'
+import {definition} from './definition.js'
+import {emphasis} from './emphasis.js'
+import {heading} from './heading.js'
+import {html} from './html.js'
+import {image} from './image.js'
+import {imageReference} from './image-reference.js'
+import {inlineCode} from './inline-code.js'
+import {link} from './link.js'
+import {linkReference} from './link-reference.js'
+import {list} from './list.js'
+import {listItem} from './list-item.js'
+import {paragraph} from './paragraph.js'
+import {root} from './root.js'
+import {strong} from './strong.js'
+import {text} from './text.js'
+import {thematicBreak} from './thematic-break.js'
+
+export const handle = {
+  blockquote,
+  break: hardBreak,
+  code,
+  definition,
+  emphasis,
+  hardBreak,
+  heading,
+  html,
+  image,
+  imageReference,
+  inlineCode,
+  link,
+  linkReference,
+  list,
+  listItem,
+  paragraph,
+  root,
+  strong,
+  text,
+  thematicBreak
+}

lib/handle/inline-code.js

@@ -1,9 +1,8 @@
-module.exports = inlineCode
-inlineCode.peek = inlineCodePeek
+import {patternCompile} from '../util/pattern-compile.js'
 
-var patternCompile = require('../util/pattern-compile.js')
+inlineCode.peek = inlineCodePeek
 
-function inlineCode(node, parent, context) {
+export function inlineCode(node, parent, context) {
   var value = node.value || ''
   var sequence = '`'
   var index = -1

lib/handle/link-reference.js

@@ -1,15 +1,14 @@
-module.exports = linkReference
-linkReference.peek = linkReferencePeek
+import {association} from '../util/association.js'
+import {containerPhrasing} from '../util/container-phrasing.js'
+import {safe} from '../util/safe.js'
 
-var association = require('../util/association.js')
-var phrasing = require('../util/container-phrasing.js')
-var safe = require('../util/safe.js')
+linkReference.peek = linkReferencePeek
 
-function linkReference(node, _, context) {
+export function linkReference(node, _, context) {
   var type = node.referenceType
   var exit = context.enter('linkReference')
   var subexit = context.enter('label')
-  var text = phrasing(node, context, {before: '[', after: ']'})
+  var text = containerPhrasing(node, context, {before: '[', after: ']'})
   var value = '[' + text + ']'
   var reference
   var stack

lib/handle/link.js

@@ -1,12 +1,11 @@
-module.exports = link
-link.peek = linkPeek
+import {checkQuote} from '../util/check-quote.js'
+import {formatLinkAsAutolink} from '../util/format-link-as-autolink.js'
+import {containerPhrasing} from '../util/container-phrasing.js'
+import {safe} from '../util/safe.js'
 
-var checkQuote = require('../util/check-quote.js')
-var formatLinkAsAutolink = require('../util/format-link-as-autolink.js')
-var phrasing = require('../util/container-phrasing.js')
-var safe = require('../util/safe.js')
+link.peek = linkPeek
 
-function link(node, _, context) {
+export function link(node, _, context) {
   var quote = checkQuote(context)
   var suffix = quote === '"' ? 'Quote' : 'Apostrophe'
   var exit
@@ -19,15 +18,17 @@ function link(node, _, context) {
     stack = context.stack
     context.stack = []
     exit = context.enter('autolink')
-    value = '<' + phrasing(node, context, {before: '<', after: '>'}) + '>'
+    value =
+      '<' + containerPhrasing(node, context, {before: '<', after: '>'}) + '>'
     exit()
     context.stack = stack
     return value
   }
 
   exit = context.enter('link')
   subexit = context.enter('label')
-  value = '[' + phrasing(node, context, {before: '[', after: ']'}) + ']('
+  value =
+    '[' + containerPhrasing(node, context, {before: '[', after: ']'}) + ']('
   subexit()
 
   if (

lib/handle/list-item.js

@@ -1,12 +1,10 @@
-module.exports = listItem
+import repeat from 'repeat-string'
+import {checkBullet} from '../util/check-bullet.js'
+import {checkListItemIndent} from '../util/check-list-item-indent.js'
+import {containerFlow} from '../util/container-flow.js'
+import {indentLines} from '../util/indent-lines.js'
 
-var repeat = require('repeat-string')
-var checkBullet = require('../util/check-bullet.js')
-var checkListItemIndent = require('../util/check-list-item-indent.js')
-var flow = require('../util/container-flow.js')
-var indentLines = require('../util/indent-lines.js')
-
-function listItem(node, parent, context) {
+export function listItem(node, parent, context) {
   var bullet = checkBullet(context)
   var listItemIndent = checkListItemIndent(context)
   var size
@@ -32,7 +30,7 @@ function listItem(node, parent, context) {
   }
 
   exit = context.enter('listItem')
-  value = indentLines(flow(node, context), map)
+  value = indentLines(containerFlow(node, context), map)
   exit()
 
   return value

lib/handle/list.js

@@ -1,10 +1,8 @@
-module.exports = list
+import {containerFlow} from '../util/container-flow.js'
 
-var flow = require('../util/container-flow.js')
-
-function list(node, _, context) {
+export function list(node, _, context) {
   var exit = context.enter('list')
-  var value = flow(node, context)
+  var value = containerFlow(node, context)
   exit()
   return value
 }

lib/handle/paragraph.js

@@ -1,11 +1,9 @@
-module.exports = paragraph
+import {containerPhrasing} from '../util/container-phrasing.js'
 
-var phrasing = require('../util/container-phrasing.js')
-
-function paragraph(node, _, context) {
+export function paragraph(node, _, context) {
   var exit = context.enter('paragraph')
   var subexit = context.enter('phrasing')
-  var value = phrasing(node, context, {before: '\n', after: '\n'})
+  var value = containerPhrasing(node, context, {before: '\n', after: '\n'})
   subexit()
   exit()
   return value

lib/handle/root.js

@@ -1,7 +1,5 @@
-module.exports = root
+import {containerFlow} from '../util/container-flow.js'
 
-var flow = require('../util/container-flow.js')
-
-function root(node, _, context) {
-  return flow(node, context)
+export function root(node, _, context) {
+  return containerFlow(node, context)
 }