src/Complex/type.ts

@@ -17,7 +17,8 @@ export const Complex_type = {
       (z: Complex<unknown>) => joinTypes(dep.typeOf(z.re), dep.typeOf(z.im)),
    from: {
       Complex: <U,T>(dep: {convert: CommonSignature<U,T>['convert']}) =>
-         (z: Complex<U>) => ({re: dep.convert(z.re), im: dep.convert(z.im)}),
+         (z: Complex<U>): Complex<T> =>
+            ({re: dep.convert(z.re), im: dep.convert(z.im)}),
       T: <T>(dep: {zero: CommonSignature<T>['zero']}) =>
          (t: T) => ({re: t, im: dep.zero(t)})
    }

src/index.ts

@@ -2,4 +2,4 @@ import {inspect} from 'node:util'
 
 import * as specifications from './all'
 
-console.log(inspect(specifications, {depth: 10, colors: true}))
+console.log(inspect(specifications, {depth: 18, colors: true}))

tools/reflectTypes.mjs

@@ -49,7 +49,7 @@ function reflectType5(srcFile, options = { debug: false }) {
   for (const id in parsedDefs) {
       if (id.includes('interface')) continue
       srcReflected +=
-          `\n${id}.reflectedType6 = ${JSON.stringify(parsedDefs[id])}\n`
+          `\n${id}._reflectedType6 = ${JSON.stringify(parsedDefs[id])}\n`
   }
   writeFileSync(srcFile, srcReflected)
 

tools/ts2json.mjs

@@ -1,11 +1,21 @@
 import * as ts from 'typescript'
 
-const PROPERTY_TYPES = {
-    any: ts.SyntaxKind.AnyKeyword,
-    boolean: ts.SyntaxKind.BooleanKeyword,
-    number: ts.SyntaxKind.NumberKeyword,
-    string: ts.SyntaxKind.StringKeyword,
-}
+const intrinsicTypeKeywords = new Set([
+   ts.SyntaxKind.AnyKeyword,
+   ts.SyntaxKind.BooleanKeyword,
+   ts.SyntaxKind.NeverKeyword,
+   ts.SyntaxKind.NumberKeyword,
+   ts.SyntaxKind.StringKeyword,
+   ts.SyntaxKind.UndefinedKeyword,
+   ts.SyntaxKind.UnknownKeyword,
+   ts.SyntaxKind.VoidKeyword
+])
+
+const typeOperatorKeywords = new Map([
+    [ts.SyntaxKind.KeyofKeyword, '_keyof'],
+    [ts.SyntaxKind.ReadonlyKeyword, '_readonly'],
+    [ts.SyntaxKind.UniqueKeyword, '_unique'],
+])
 
 class TSNode {
    constructor(name, type) {
@@ -41,32 +51,90 @@ class TSNode {
    }
 }
 
+function parameterTypeStructure(paramNode, checker) {
+   let typeStruc = typeStructure(paramNode.type, checker)
+   if (paramNode.questionToken) typeStruc = {_optional: typeStruc}
+   return typeStruc
+}
+
 function typeStructure(typeNode, checker) {
    switch (typeNode.kind) {
+      case ts.SyntaxKind.UnionType:
+         return {
+            _union: typeNode.types.map(t => typeStructure(t, checker))
+         }
       case ts.SyntaxKind.IntersectionType:
          return {
             _intersection: typeNode.types.map(t => typeStructure(t, checker))
          }
-    case ts.SyntaxKind.ImportType:
-        return {
+      case ts.SyntaxKind.ImportType: {
+         const typeStruc = {
             _importedFrom: typeNode.argument.literal.text,
             _name: typeNode.qualifier.text
          }
-    case ts.SyntaxKind.TypeLiteral:
+         if (typeNode.typeArguments) {
+            typeStruc._typeArguments = typeNode.typeArguments.map(
+               p => typeStructure(p, checker))
+         }
+         return typeStruc
+      }
+      case ts.SyntaxKind.ArrayType:
+         return {_array: typeStructure(typeNode.elementType, checker)}
+      case ts.SyntaxKind.TypeLiteral: // Seems to be plain object types
          return Object.fromEntries(typeNode.members.map(
             mem => [mem.name.text, typeStructure(mem.type, checker)]))
-    case ts.SyntaxKind.FunctionType:
-        return {
+      case ts.SyntaxKind.FunctionType: {
+         const typeStruc = {
             _parameters: typeNode.parameters.map(
-                p => typeStructure(p.type, checker)),
+               p => parameterTypeStructure(p, checker)),
             _returns: typeStructure(typeNode.type, checker)
          }
+         if (typeNode.typeParameters) {
+            typeStruc._typeParameters = typeNode.typeParameters.map(
+               p => p.name.text)
+         }
+         return typeStruc
+      }
+      case ts.SyntaxKind.IndexedAccessType:
+         return {
+             _ofType: typeStructure(typeNode.objectType, checker),
+             _index: typeStructure(typeNode.indexType, checker)
+         }
+      case ts.SyntaxKind.TypeOperator:
+         console.log('structuring operator', typeNode)
+         const key = typeOperatorKeywords.get(
+            typeNode.operator,
+            '_unidentified_operator'
+         )
+         return {
+            [key]:
+               typeStructure(typeNode.type, checker)
+         }
+      case ts.SyntaxKind.ConditionalType:
+         return {
+            _subtype: typeStructure(typeNode.checkType, checker),
+            _basetype: typeStructure(typeNode.extendsType, checker),
+            _truetype: typeStructure(typeNode.trueType, checker),
+            _falsetype: typeStructure(typeNode.falseType, checker),
+         }
+      case ts.SyntaxKind.TypeReference: {
+         const typeStruc = {_typeParameter: typeNode.typeName.text}
+         if (typeNode.typeArguments) {
+             typeStruc._typeArguments = typeNode.typeArguments.map(
+                 arg => typeStructure(arg, checker))
+         }
+         return typeStruc
+      }
+      case ts.SyntaxKind.TypePredicate:
+         return {_is: typeStructure(typeNode.type, checker)}
       case ts.SyntaxKind.LiteralType:
          return checker.typeToString(checker.getTypeFromTypeNode(typeNode))
       default:
-        console.log('I See', ts.SyntaxKind[typeNode.kind])
-    }
+         if (intrinsicTypeKeywords.has(typeNode.kind)) {
             return checker.getTypeFromTypeNode(typeNode).intrinsicName
+         }
+   }
+   throw new Error(`Unhandled type node ${ts.SyntaxKind[typeNode.kind]}`)
 }
 
 const visit = (parent, checker) => node => {
@@ -80,15 +148,26 @@ const visit = (parent, checker) => node => {
            node.declarationList.declarations.forEach(visit(parent, checker))
            console.log('Done with variable')
            break
-        case ts.SyntaxKind.VariableDeclaration:
-        console.log('Processing var dec', node.name.text, 'in', parent)
+        case ts.SyntaxKind.VariableDeclaration: {
+           console.log('Processing var dec', node.name.text)
            const typeStruc = typeStructure(node.type, checker)
-            console.log('Type is', typeStructure(node.type, checker))
-        if ('_intersection' in typeStruc) {
-            console.log('First type is', typeStruc._intersection[0])
+           parent.addChild(node.name.text, typeStruc)
+           break
+        }
+        case ts.SyntaxKind.FunctionDeclaration: {
+           console.log('Processing func dec', node.name.text)
+            const typeStruc = {
+               _parameters: node.parameters.map(
+                  p => parameterTypeStructure(p, checker)),
+               _returns: typeStructure(node.type, checker)
+           }
+           if (node.typeParameters) {
+              typeStruc._typeParameters = node.typeParameters.map(
+                 p => p.name.text)
            }
            parent.addChild(node.name.text, typeStruc)
            break
+        }
         case ts.SyntaxKind.ModuleDeclaration:
            let moduleName = node.name.text
            console.log('Declaring', moduleName)
@@ -131,13 +210,15 @@ const visit = (parent, checker) => node => {
                  '>'.repeat(arrayDeep)
               )
            } else {
-                for (let type in PROPERTY_TYPES) {
-                    if (propertyType.kind === PROPERTY_TYPES[type]) {
-                        parent.addChild(realPropertyName, type)
+              if (intrinsicTypeKeywords.has(propertyType.kind)) {
+                 parent.addChild(
+                    realPropertyName,
+                    checker.getTypeFromTypeNode(propertyType).intrinsicName)
+              }
+           }
            break
-                    }
-                }
-            }
+        case ts.SyntaxKind.EndOfFileToken:
+           console.log('File ended.')
            break
         default:
            console.warn(