Highlight reason words that match new reason in progress

@client/edit_point.coffee

@@ -56,6 +56,9 @@ window.EditPoint = ReactiveComponent
             position: 'absolute'
             right: 0
             top: -21   
+          onInput: (event) =>
+            if event and event.target
+              setStateNewPointInput(extractWords(event.target.value))
 
         INPUT 
           id:'is_pro'
@@ -242,6 +245,8 @@ window.EditPoint = ReactiveComponent
       your_points.editing_points = _.without your_points.editing_points, @props.point
 
     save your_points
+    clearStateNewPointInput()
+
 
   savePoint : (ev) ->
 

@client/point.coffee

@@ -20,6 +20,7 @@ window.Point = ReactiveComponent
 
     current_user = fetch('/current_user')
 
+    new_point_words = getStateNewPointInput()
 
     renderIncluders = (draw_all_includers) =>
 
@@ -178,7 +179,7 @@ window.Point = ReactiveComponent
           DIV 
             className: 'point_nutshell'
 
-            splitParagraphs point.nutshell, append
+            splitParagraphs point.nutshell, append, new_point_words
 
 
 

@client/pro_con_widget.coffee

@@ -20,6 +20,18 @@ window.getProposalMode = (proposal) ->
   local_state.mode
 
 
+window.clearStateNewPointInput = -> setStateNewPointInput(null)
+
+window.setStateNewPointInput = ( new_point_input ) ->
+  state_of_new_point_input = fetch('new_point_input')
+  state_of_new_point_input['words'] = new_point_input
+  save state_of_new_point_input
+
+window.getStateNewPointInput = ( new_point_input ) ->
+  state_of_new_point_input = fetch('new_point_input')
+  return if state_of_new_point_input  then state_of_new_point_input['words']  else null
+
+
 window.update_proposal_mode = (proposal, proposal_mode, triggered_by) ->
   can_opine = canUserOpine proposal
   proposal = fetch proposal
@@ -31,6 +43,8 @@ window.update_proposal_mode = (proposal, proposal_mode, triggered_by) ->
        (can_opine == Permission.DISABLED && your_opinion.key))
 
     proposal_mode = 'results' 
+  else
+    clearStateNewPointInput()
 
   local_state = fetch shared_local_key proposal
   if local_state.mode != proposal_mode 
@@ -1501,4 +1515,4 @@ GroupSelectionRegion = ReactiveComponent
             color: focus_color()
             left: "min(#{wrapper_width - name_width}px, max(0px, calc(#{left}px - #{name_width / 2}px)))" #Math.min(wrapper_width - name_width - 10, Math.max(0, left - name_width / 2))
           title 
-
+

@client/shared.coffee

@@ -506,9 +506,40 @@ safe_string = (user_content) ->
 
   user_content 
 
-window.splitParagraphs = (user_content, append) ->
+
+window.STOP_WORDS = new Set( [
+  "a", "about", "above", "after", "again", "against", "all", "am", "an", "and", "any", "are", "aren't",
+  "as", "at", "be", "because", "been", "before", "being", "below", "between", "both", "but", "by",
+  "can't", "cannot", "could", "couldn't", "did", "didn't", "do", "does", "doesn't", "doing", "don't",
+  "down", "during", "each", "few", "for", "from", "further", "had", "hadn't", "has", "hasn't", "have",
+  "haven't", "having", "he", "he'd", "he'll", "he's", "her", "here", "here's", "hers", "herself", "him",
+  "himself", "his", "how", "how's", "i", "i'd", "i'll", "i'm", "i've", "if", "in", "into", "is", "isn't",
+  "it", "it's", "its", "itself", "let's", "me", "more", "most", "mustn't", "my", "myself", "nor", "not",
+  "of", "off", "on", "once", "only", "or", "other", "ought", "our", "ours", "ourselves", "out", "over",
+  "own", "same", "shan't", "she", "she'd", "she'll", "she's", "should", "shouldn't", "so", "some", "such",
+  "than", "that", "that's", "the", "their", "theirs", "them", "themselves", "then", "there", "there's",
+  "these", "they", "they'd", "they'll", "they're", "they've", "this", "those", "through", "to", "too",
+  "under", "until", "up", "very", "was", "wasn't", "we", "we'd", "we'll", "we're", "we've", "were",
+  "weren't", "what", "what's", "when", "when's", "where", "where's", "which", "while", "who", "who's",
+  "whom", "why", "why's", "with", "won't", "would", "wouldn't", "you", "you'd", "you'll", "you're",
+  "you've", "your", "yours", "yourself", "yourselves" ] )
+
+window.extractWords = ( text ) ->
+  # Split discarding non-alpha-numeric delimiters, lowercase, filter stop-words
+  words = if text  then text.toLowerCase().split( /\W+/ )  else []
+  return words.filter( (w) -> !STOP_WORDS.has(w) and (1 < w.length) )
+
+window.extractTokens = ( text ) ->
+  # Split keeping delimiters, punctuation, original case
+  tokens = if text  then text.split( /(\W+)/ )  else []
+  return tokens
+
+
+window.splitParagraphs = (user_content, append, highlightWords) ->
   if !user_content
     return SPAN null
+
+  highlightWords = highlightWords or null
 
   user_content = safe_string user_content
 
@@ -527,6 +558,15 @@ window.splitParagraphs = (user_content, append) ->
         if text.substring(0,5) == 'link:'
           A key: idx, href: text.substring(5, text.length), target: '_blank',
             text.substring(5, text.length)
+        else if highlightWords
+          SPAN
+            key: idx
+            for token,tokenIndex in extractTokens(text)
+              SPAN
+                key:tokenIndex
+                style:
+                  backgroundColor: if highlightWords.includes(token.toLowerCase())  then 'yellow'  else null
+                token
         else  
           SPAN key: idx, text