Fix solution template problems breaking course guides, and list those broken solution templates in /artisans/solution-problems

app/views/artisans/SolutionProblemsView.coffee

@@ -53,7 +53,7 @@ module.exports = class SolutionProblemsView extends RootView
   excludedLevelSnippets = [
     'treasure', 'brawl', 'siege'
   ]
-  
+
   unloadedCampaigns: 0
   campaignLevels: {}
   loadedLevels: {}
@@ -125,6 +125,7 @@ module.exports = class SolutionProblemsView extends RootView
           problems = problems.concat(@findSimulationProblems solution)
           problems = problems.concat(@findPass solution)
           problems = problems.concat(@findIdenticalToSource solution, plan)
+          problems = problems.concat(@findTemplateProblems solution, plan)
       @problemCount += problems.length
       @parsedLevels.push
         level: level
@@ -138,7 +139,7 @@ module.exports = class SolutionProblemsView extends RootView
       if _.findWhere(solutions, (elem) -> return elem.language is lang)
       # TODO: Phase the following out:
       else if lang not in excludedLanguages
-        problems.push 
+        problems.push
           type: 'Missing solution language'
           value: lang
     problems
@@ -169,3 +170,16 @@ module.exports = class SolutionProblemsView extends RootView
         type: 'Solution matches sample code'
         value: solution.language
     problems
+
+  findTemplateProblems: (solution, plan) ->
+    problems = []
+    source = if solution.lang is 'javascript' then plan.source else plan.languages[solution.language]
+    context = plan.context
+    try
+      _.template(source, context)
+    catch error
+      console.log source, context, error
+      problems.push
+        type: 'Solution template syntax error'
+        value: error.message
+    problems

app/views/teachers/TeacherCourseSolutionView.coffee

@@ -45,7 +45,12 @@ module.exports = class TeacherCourseSolutionView extends RootView
       if programmableMethod
         level.set 'begin',  _.template(programmableMethod.languages[@language] or programmableMethod.source)(programmableMethod.context)
         solution = programmableMethod.solutions?.find (x) => x.language is @language
-        level.set 'solution',  _.template(solution?.source)(programmableMethod.context)
+        try
+          solutionText = _.template(solution?.source)(programmableMethod.context)
+        catch error
+          solutionText = solution?.source
+          console.error "Couldn't create solution template of", solution?.source, "\nwith context", programmableMethod.context, "\nError:", error
+        level.set 'solution',  solutionText
     levels = []
     for level in @levels?.models when level.get('original')
       continue if @language? and level.get('primerLanguage') is @language