Extract method

lib/aslGrammar.js

@@ -7,6 +7,12 @@ function mapFields (evaluetedFields, properties) {
   return _(properties).zip(fieldValues).fromPairs().value()
 }
 
+function isIgnorable (value) {
+  const ignore = /Attinger|\.\.\.|^\?$|\/.+\/|[A-Z]|^[0-9]/
+  const ignoreMark = /⁻|⁺/
+  return ignore.test(value.value) || ignoreMark.test(value.mark)
+}
+
 const aslOhm = fs.readFileSync('lib/asl.ohm')
 const aslGrammar = ohm.grammar(aslOhm)
 const aslSemantics = aslGrammar.createSemantics().addOperation('eval', {
@@ -50,18 +56,17 @@ const aslSemantics = aslGrammar.createSemantics().addOperation('eval', {
     return {fake: true}
   },
   Value: function (tag, language, key, proofExample, fields) {
-    const ignore = /Attinger|\.\.\.|^\?$|\/.+\/|[A-Z]|^[0-9]/
-    const ignoreMark = /⁻|⁺/
     const evaluatedLanguage = _.head(language.eval())
     const evaluatedProofExample = _.head(proofExample.eval())
     const evaluetedFields = fields.eval()
     const properties = ['notes', 'internalNotes']
     const value = key.eval()
-    return ignore.test(value.value) || ignoreMark.test(value.mark)
+
+    return isIgnorable(value)
       ? {}
       : {
         values: {
-          ...(_.omit(key.eval(), 'mark')),
+          ...(_.omit(value, 'mark')),
           questionable: tag.sourceString.endsWith('?'),
           deprecated: tag.sourceString.endsWith('-'),
           ...(evaluatedLanguage ? {languageRestriction: evaluatedLanguage} : {}),