WIP - add extractor, generate snippet_data

node_modules/remark-parse/lib/tokenize/blockquote.js

@@ -0,0 +1,124 @@
+'use strict'
+
+var trim = require('trim')
+var interrupt = require('../util/interrupt')
+
+module.exports = blockquote
+
+var lineFeed = '\n'
+var tab = '\t'
+var space = ' '
+var greaterThan = '>'
+
+function blockquote(eat, value, silent) {
+  var self = this
+  var offsets = self.offset
+  var tokenizers = self.blockTokenizers
+  var interruptors = self.interruptBlockquote
+  var now = eat.now()
+  var currentLine = now.line
+  var length = value.length
+  var values = []
+  var contents = []
+  var indents = []
+  var add
+  var index = 0
+  var character
+  var rest
+  var nextIndex
+  var content
+  var line
+  var startIndex
+  var prefixed
+  var exit
+
+  while (index < length) {
+    character = value.charAt(index)
+
+    if (character !== space && character !== tab) {
+      break
+    }
+
+    index++
+  }
+
+  if (value.charAt(index) !== greaterThan) {
+    return
+  }
+
+  if (silent) {
+    return true
+  }
+
+  index = 0
+
+  while (index < length) {
+    nextIndex = value.indexOf(lineFeed, index)
+    startIndex = index
+    prefixed = false
+
+    if (nextIndex === -1) {
+      nextIndex = length
+    }
+
+    while (index < length) {
+      character = value.charAt(index)
+
+      if (character !== space && character !== tab) {
+        break
+      }
+
+      index++
+    }
+
+    if (value.charAt(index) === greaterThan) {
+      index++
+      prefixed = true
+
+      if (value.charAt(index) === space) {
+        index++
+      }
+    } else {
+      index = startIndex
+    }
+
+    content = value.slice(index, nextIndex)
+
+    if (!prefixed && !trim(content)) {
+      index = startIndex
+      break
+    }
+
+    if (!prefixed) {
+      rest = value.slice(index)
+
+      // Check if the following code contains a possible block.
+      if (interrupt(interruptors, tokenizers, self, [eat, rest, true])) {
+        break
+      }
+    }
+
+    line = startIndex === index ? content : value.slice(startIndex, nextIndex)
+
+    indents.push(index - startIndex)
+    values.push(line)
+    contents.push(content)
+
+    index = nextIndex + 1
+  }
+
+  index = -1
+  length = indents.length
+  add = eat(values.join(lineFeed))
+
+  while (++index < length) {
+    offsets[currentLine] = (offsets[currentLine] || 0) + indents[index]
+    currentLine++
+  }
+
+  exit = self.enterBlock()
+  contents = self.tokenizeBlock(contents.join(lineFeed), now)
+  exit()
+
+  return add({type: 'blockquote', children: contents})
+}