Fix insertion in Markdown lists - #1588 & 1605

extra_scripts/boost/boostNewLineIndentContinueMarkdownList.js

@@ -0,0 +1,52 @@
+(function (mod) {
+  if (typeof exports === 'object' && typeof module === 'object') { // Common JS
+    mod(require('../codemirror/lib/codemirror'))
+  } else if (typeof define === 'function' && define.amd) { // AMD
+    define(['../codemirror/lib/codemirror'], mod)
+  } else { // Plain browser env
+    mod(CodeMirror)
+  }
+})(function (CodeMirror) {
+  'use strict'
+
+  var listRE = /^(\s*)(>[> ]*|[*+-] \[[x ]\]\s|[*+-]\s|(\d+)([.)]))(\s*)/
+  var emptyListRE = /^(\s*)(>[> ]*|[*+-] \[[x ]\]|[*+-]|(\d+)[.)])(\s*)$/
+  var unorderedListRE = /[*+-]\s/
+
+  CodeMirror.commands.boostNewLineAndIndentContinueMarkdownList = function (cm) {
+    if (cm.getOption('disableInput')) return CodeMirror.Pass
+    var ranges = cm.listSelections()
+    var replacements = []
+    for (var i = 0; i < ranges.length; i++) {
+      var pos = ranges[i].head
+      var eolState = cm.getStateAfter(pos.line)
+      var inList = eolState.list !== false
+      var inQuote = eolState.quote !== 0
+      var line = cm.getLine(pos.line)
+      var match = listRE.exec(line)
+      if (!ranges[i].empty() || (!inList && !inQuote) || !match || pos.ch < match[2].length - 1) {
+        cm.execCommand('newlineAndIndent')
+        return
+      }
+      if (emptyListRE.test(line)) {
+        if (!/>\s*$/.test(line)) {
+          cm.replaceRange('', {
+            line: pos.line, ch: 0
+          }, {
+            line: pos.line, ch: pos.ch + 1
+          })
+        }
+        replacements[i] = '\n'
+      } else {
+        var indent = match[1]
+        var after = match[5]
+        var bullet = unorderedListRE.test(match[2]) || match[2].indexOf('>') >= 0
+          ? match[2].replace('x', ' ')
+          : (parseInt(match[3], 10) + 1) + match[4]
+        replacements[i] = '\n' + indent + bullet + after
+      }
+    }
+
+    cm.replaceSelections(replacements)
+  }
+})

lib/main.html

@@ -78,7 +78,7 @@
   <script src="../node_modules/codemirror/keymap/emacs.js"></script>
   <script src="../node_modules/codemirror/addon/runmode/runmode.js"></script>
 
-  <script src="../node_modules/boost/boostNewLineIndentContinueMarkdownList.js"></script>
+  <script src="../extra_scripts/boost/boostNewLineIndentContinueMarkdownList.js"></script>
 
   <script src="../node_modules/codemirror/addon/edit/closebrackets.js"></script>