Enum analysis works

analyzer/analyzer.go

@@ -264,6 +264,10 @@ func (analyzer *analysisOperation) inCurrentModule (
 	return
 }
 
+// TODO: make a method of analyzer that, given a name, searches through all
+// accessible scopes and returns the thing the name references. when analyzing
+// a function, the analyzer should remember a trail of scopes.
+
 // doIndent perfroms a fmt.Sprint operation on input, indenting the string. This
 // does not add a trailing newline.
 func doIndent (indent int, input ...any) (output string) {

analyzer/enum-section.go

@@ -74,7 +74,7 @@ func (analyzer analysisOperation) analyzeEnumSection () (
 	if !inheritsFromTypeSection {
 		err = inputSection.Type().NewError (
 			"enum sections can only inherit from other type " +
-			"sections.",
+			"sections",
 			infoerr.ErrorKindError)
 		return
 	}
@@ -97,8 +97,15 @@ func (analyzer analysisOperation) analyzeEnumSection () (
 				outputSection.what)
 			if err != nil { return }
 		}
+
+		outputSection.members = append (
+			outputSection.members,
+			outputMember)
 	}
 
+	// TODO: fill in members that do not have values with incrementing
+	// values. take care to not duplicate them.
+
 	outputSection.complete = true
 	return
 }

analyzer/type-section.go

@@ -130,7 +130,7 @@ func (analyzer analysisOperation) analyzeTypeSection () (
 	if !inheritsFromTypeSection {
 		err = inputSection.Type().NewError (
 			"type sections can only inherit from other type " +
-			"sections.",
+			"sections",
 			infoerr.ErrorKindError)
 		return
 	}

analyzer/type.go

@@ -119,16 +119,15 @@ func (what Type) underlyingPrimitive () (underlying *TypeSection) {
 			underlying =
 				actual.(*TypeSection).
 				what.underlyingPrimitive()
-		// TODO
 		// case *FaceSection:
 			// TODO: depending on if this is an object interface or
 			// a function interface, return either Face or Func.
 			// we can assume this because of inheritence rules.
 			
-		// // case *EnumSection:
-			// underlying =
-				// actual.(*EnumSection).
-				// what.underlyingPrimitive()
+		case *EnumSection:
+			underlying =
+				actual.(*EnumSection).
+				what.underlyingPrimitive()
 		
 		default:
 			panic (
@@ -164,13 +163,12 @@ func (what Type) isSingular () (singular bool) {
 		switch actual.(type) {
 		case *TypeSection:
 			singular = actual.(*TypeSection).what.isSingular()
-		// TODO: uncomment this when these sections have been
-		// implemented
+		// TODO: uncomment this when this section has been implemented
 		// case *FaceSection:
 			// singular = true
 			
-		// case *EnumSection:
-			// singular = actual.(*EnumSection).what.isSingular()
+		case *EnumSection:
+			singular = actual.(*EnumSection).what.isSingular()
 		
 		default:
 			panic (
@@ -207,13 +205,12 @@ func (what Type) reduce () (reduced Type, reducible bool) {
 	case *TypeSection:
 		reduced, reducible = what.actual.(*TypeSection).what.reduce()
 		
-	// TODO: uncomment this when these sections have been
-	// implemented
+	// TODO: uncomment this when his section has been implemented
 	// case *FaceSection:
 		// singular = true
 		
-	// case *EnumSection:
-		// reduced, reducible = what.actual.(*EnumSection).what.reduce()
+	case *EnumSection:
+		reduced, reducible = what.actual.(*EnumSection).what.reduce()
 	
 	default:
 		panic (
@@ -268,7 +265,7 @@ func (analyzer analysisOperation) analyzeType (
 
 		switch actual.(type) {
 		// TODO: uncomment once these sections are implemented
-		case *TypeSection /* , *EnumSection, *FaceSection */:
+		case *TypeSection, *EnumSection /* , *FaceSection */:
 			outputType.actual = actual
 		default:
 			err = inputType.NewError (

tests/analyzer/enumSection/main.arf

@@ -1,7 +1,7 @@
 :arf
 ---
 
-enum ro Weekday:Int
+enum ro aWeekday:Int
 	- sunday
 	- monday
 	- tuesday
@@ -9,3 +9,12 @@ enum ro Weekday:Int
 	- thursday
 	- friday
 	- saturday
+
+type ro bColor:U32
+
+enum ro cNamedColor:bColor
+	- red   0xFF0000
+	- green 0x00FF00
+	- blue  0x0000FF
+
+type ro X:cNamedColor