feat: introduce two skill-related helpers

src/helpers/block-helpers.coffee

@@ -38,6 +38,14 @@ BlockHelpers = module.exports =
 
 
 
+  ifHasSkill: ( rez, skill, options ) ->
+    skUp = skill.toUpperCase()
+    ret = _.some rez.skills.list, (sk) ->
+      (skUp.toUpperCase() == sk.name.toUpperCase()) and sk.years
+    , @
+    options.fn @ if ret
+
+
   ###*
   Emit the enclosed content if the resume has the named
   property or subproperty.
@@ -55,4 +63,4 @@ BlockHelpers = module.exports =
   Return true if either value is truthy.
   @method either
   ###
-  either: ( lhs, rhs, options ) -> options.fn @ if lhs || rhs    
+  either: ( lhs, rhs, options ) -> options.fn @ if lhs || rhs

src/helpers/generic-helpers.coffee

@@ -329,6 +329,7 @@ GenericHelpers = module.exports =
     # If not provided by the user, stitle should default to sname. ps.
     # Handlebars silently passes in the options object to the last param,
     # where in Underscore stitle will be null/undefined, so we check both.
+    # TODO: not actually sure that's true, given that we _.wrap these functions
     stitle = (stitle && String.is(stitle) && stitle) || sname
 
     # If there's a section title override, use it.
@@ -342,7 +343,7 @@ GenericHelpers = module.exports =
   wpml: ( txt, inline ) ->
     return '' if !txt
     inline = (inline && !inline.hash) || false
-    txt = XML(txt.trim())
+    txt = XML txt.trim()
     txt = if inline then MD(txt).replace(/^\s*<p>|<\/p>\s*$/gi, '') else MD(txt)
     txt = H2W( txt )
     return txt
@@ -376,7 +377,7 @@ GenericHelpers = module.exports =
   '#FFFFAA').
   ###
   skillColor: ( lvl ) ->
-    idx = skillLevelToIndex lvl
+    idx = _skillLevelToIndex lvl
     skillColors = (this.theme && this.theme.palette &&
       this.theme.palette.skillLevels) ||
       [ '#FFFFFF', '#5CB85C', '#F1C40F', '#428BCA', '#C00000' ]
@@ -389,7 +390,7 @@ GenericHelpers = module.exports =
   @method lastWord
   ###
   skillHeight: ( lvl ) ->
-    idx = skillLevelToIndex lvl
+    idx = _skillLevelToIndex lvl
     ['38.25', '30', '16', '8', '0'][idx]
 
 
@@ -505,6 +506,11 @@ GenericHelpers = module.exports =
     ret
 
 
+  skillYears: ( skill, rez ) ->
+    sk = _.find rez.skills.list, (sk) -> sk.name.toUpperCase() == skill.toUpperCase()
+    if sk then sk.years else '?'
+
+
 
 ###*
 Report an error to the outside world without throwing an exception. Currently
@@ -562,7 +568,7 @@ _fromTo = ( dateA, dateB, fmt, sep, fallback ) ->
 
 
 
-skillLevelToIndex = ( lvl ) ->
+_skillLevelToIndex = ( lvl ) ->
   idx = 0
   if String.is( lvl )
     lvl = lvl.trim().toLowerCase()