planning

node_modules/micromark/dist/tokenize/factory-label.js

@@ -0,0 +1,88 @@
+'use strict'
+
+var markdownLineEnding = require('../character/markdown-line-ending.js')
+var markdownSpace = require('../character/markdown-space.js')
+
+// eslint-disable-next-line max-params
+function labelFactory(effects, ok, nok, type, markerType, stringType) {
+  var self = this
+  var size = 0
+  var data
+  return start
+
+  function start(code) {
+    effects.enter(type)
+    effects.enter(markerType)
+    effects.consume(code)
+    effects.exit(markerType)
+    effects.enter(stringType)
+    return atBreak
+  }
+
+  function atBreak(code) {
+    if (
+      code === null ||
+      code === 91 ||
+      (code === 93 && !data) ||
+      /* c8 ignore next */
+      (code === 94 &&
+        /* c8 ignore next */
+        !size &&
+        /* c8 ignore next */
+        '_hiddenFootnoteSupport' in self.parser.constructs) ||
+      size > 999
+    ) {
+      return nok(code)
+    }
+
+    if (code === 93) {
+      effects.exit(stringType)
+      effects.enter(markerType)
+      effects.consume(code)
+      effects.exit(markerType)
+      effects.exit(type)
+      return ok
+    }
+
+    if (markdownLineEnding(code)) {
+      effects.enter('lineEnding')
+      effects.consume(code)
+      effects.exit('lineEnding')
+      return atBreak
+    }
+
+    effects.enter('chunkString', {
+      contentType: 'string'
+    })
+    return label(code)
+  }
+
+  function label(code) {
+    if (
+      code === null ||
+      code === 91 ||
+      code === 93 ||
+      markdownLineEnding(code) ||
+      size++ > 999
+    ) {
+      effects.exit('chunkString')
+      return atBreak(code)
+    }
+
+    effects.consume(code)
+    data = data || !markdownSpace(code)
+    return code === 92 ? labelEscape : label
+  }
+
+  function labelEscape(code) {
+    if (code === 91 || code === 92 || code === 93) {
+      effects.consume(code)
+      size++
+      return label
+    }
+
+    return label(code)
+  }
+}
+
+module.exports = labelFactory