Set up typescript-rtti (WIP)

.gitignore

@@ -2,7 +2,8 @@
 *~
 # Typescript
 # emitted code
-obj
+build/*
+!build/package.json
 
 # ---> Node
 # Logs

README.md

@@ -5,6 +5,6 @@ A final (?) prototype for a refactor of mathjs, culminating the picomath, pocoma
 To build and run the prototype, run:
 
 ```
-npx tsc
+pnpm install
-node obj
+pnpm build-and-run
 ```

build/package.json

@@ -0,0 +1,3 @@
+{
+  "type": "module"
+}

package.json5

@@ -4,6 +4,7 @@
    description: 'A hopeful final typescipt-pragmatic mathjs proof-of-concept',
    main: 'index.ts',
    scripts: {
+      'build-and-run': 'ttsc -b && node build',
       test: 'echo "Error: no test specified" && exit 1',
    },
    keywords: [
@@ -17,7 +18,15 @@
       type: 'git',
       url: 'https://code.studioinfinity.org/glen/typocomath.git',
    },
+   dependencies: {
+      'reflect-metadata': '0.1.13',
+      'typescript-rtti': '0.8.2',
+   },
    devDependencies: {
-      typescript: '^4.9.3',
+      '@types/node': '18.11.18',
+      'ts-node': '10.9.1',
+      ttypescript: '1.5.15',
+      typescript: '4.8.4',
+      'typescript-rtti': '0.8.2',
    },
 }

pnpm-lock.yaml

@@ -1,15 +1,199 @@
 lockfileVersion: 5.4
 
 specifiers:
-  typescript: ^4.9.3
+  '@types/node': 18.11.18
+  reflect-metadata: 0.1.13
+  ts-node: 10.9.1
+  ttypescript: 1.5.15
+  typescript: 4.8.4
+  typescript-rtti: 0.8.2
+
+dependencies:
+  reflect-metadata: 0.1.13
+  typescript-rtti: 0.8.2_tjkpoysld524rvy7hjviaz6rje
 
 devDependencies:
-  typescript: 4.9.3
+  '@types/node': 18.11.18
+  ts-node: 10.9.1_vqcafhj4xvr2nzknlrdklk55zm
+  ttypescript: 1.5.15_mwhvu7sfp6vq5ryuwb6hlbjfka
+  typescript: 4.8.4
 
 packages:
 
-  /typescript/4.9.3:
+  /@cspotcode/source-map-support/0.8.1:
-    resolution: {integrity: sha512-CIfGzTelbKNEnLpLdGFgdyKhG23CKdKgQPOBc+OUNrkJ2vr+KSzsSV5kq5iWhEQbok+quxgGzrAtGWCyU7tHnA==}
+    resolution: {integrity: sha512-IchNf6dN4tHoMFIn/7OE8LWZ19Y6q/67Bmf6vnGREv8RSbBVb9LPJxEcnwrcwX6ixSvaiGoomAUvu4YSxXrVgw==}
-    engines: {node: '>=4.2.0'}
+    engines: {node: '>=12'}
+    dependencies:
+      '@jridgewell/trace-mapping': 0.3.9
+    dev: true
+
+  /@jridgewell/resolve-uri/3.1.0:
+    resolution: {integrity: sha512-F2msla3tad+Mfht5cJq7LSXcdudKTWCVYUgw6pLFOOHSTtZlj6SWNYAp+AhuqLmWdBO2X5hPrLcu8cVP8fy28w==}
+    engines: {node: '>=6.0.0'}
+    dev: true
+
+  /@jridgewell/sourcemap-codec/1.4.14:
+    resolution: {integrity: sha512-XPSJHWmi394fuUuzDnGz1wiKqWfo1yXecHQMRf2l6hztTO+nPru658AyDngaBe7isIxEkRsPR3FZh+s7iVa4Uw==}
+    dev: true
+
+  /@jridgewell/trace-mapping/0.3.9:
+    resolution: {integrity: sha512-3Belt6tdc8bPgAtbcmdtNJlirVoTmEb5e2gC94PnkwEW9jI6CAHUeoG85tjWP5WquqfavoMtMwiG4P926ZKKuQ==}
+    dependencies:
+      '@jridgewell/resolve-uri': 3.1.0
+      '@jridgewell/sourcemap-codec': 1.4.14
+    dev: true
+
+  /@tsconfig/node10/1.0.9:
+    resolution: {integrity: sha512-jNsYVVxU8v5g43Erja32laIDHXeoNvFEpX33OK4d6hljo3jDhCBDhx5dhCCTMWUojscpAagGiRkBKxpdl9fxqA==}
+    dev: true
+
+  /@tsconfig/node12/1.0.11:
+    resolution: {integrity: sha512-cqefuRsh12pWyGsIoBKJA9luFu3mRxCA+ORZvA4ktLSzIuCUtWVxGIuXigEwO5/ywWFMZ2QEGKWvkZG1zDMTag==}
+    dev: true
+
+  /@tsconfig/node14/1.0.3:
+    resolution: {integrity: sha512-ysT8mhdixWK6Hw3i1V2AeRqZ5WfXg1G43mqoYlM2nc6388Fq5jcXyr5mRsqViLx/GJYdoL0bfXD8nmF+Zn/Iow==}
+    dev: true
+
+  /@tsconfig/node16/1.0.3:
+    resolution: {integrity: sha512-yOlFc+7UtL/89t2ZhjPvvB/DeAr3r+Dq58IgzsFkOAvVC6NMJXmCGjbptdXdR9qsX7pKcTL+s87FtYREi2dEEQ==}
+    dev: true
+
+  /@types/node/18.11.18:
+    resolution: {integrity: sha512-DHQpWGjyQKSHj3ebjFI/wRKcqQcdR+MoFBygntYOZytCqNfkd2ZC4ARDJ2DQqhjH5p85Nnd3jhUJIXrszFX/JA==}
+    dev: true
+
+  /acorn-walk/8.2.0:
+    resolution: {integrity: sha512-k+iyHEuPgSw6SbuDpGQM+06HQUa04DZ3o+F6CSzXMvvI5KMvnaEqXe+YVe555R9nn6GPt404fos4wcgpw12SDA==}
+    engines: {node: '>=0.4.0'}
+    dev: true
+
+  /acorn/8.8.2:
+    resolution: {integrity: sha512-xjIYgE8HBrkpd/sJqOGNspf8uHG+NOHGOw6a/Urj8taM2EXfdNAH2oFcPeIFfsv3+kz/mJrS5VuMqbNLjCa2vw==}
+    engines: {node: '>=0.4.0'}
     hasBin: true
     dev: true
+
+  /arg/4.1.3:
+    resolution: {integrity: sha512-58S9QDqG0Xx27YwPSt9fJxivjYl432YCwfDMfZ+71RAqUrZef7LrKQZ3LHLOwCS4FLNBplP533Zx895SeOCHvA==}
+    dev: true
+
+  /create-require/1.1.1:
+    resolution: {integrity: sha512-dcKFX3jn0MpIaXjisoRvexIJVEKzaq7z2rZKxf+MSr9TkdmHmsU4m2lcLojrj/FHl8mk5VxMmYA+ftRkP/3oKQ==}
+    dev: true
+
+  /diff/4.0.2:
+    resolution: {integrity: sha512-58lmxKSA4BNyLz+HHMUzlOEpg09FV+ev6ZMe3vJihgdxzgcwZ8VoEEPmALCZG9LmqfVoNMMKpttIYTVG6uDY7A==}
+    engines: {node: '>=0.3.1'}
+    dev: true
+
+  /function-bind/1.1.1:
+    resolution: {integrity: sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A==}
+    dev: true
+
+  /has/1.0.3:
+    resolution: {integrity: sha512-f2dvO0VU6Oej7RkWJGrehjbzMAjFp5/VKPp5tTpWIV4JHHZK1/BxbFRtf/siA2SWTe09caDmVtYYzWEIbBS4zw==}
+    engines: {node: '>= 0.4.0'}
+    dependencies:
+      function-bind: 1.1.1
+    dev: true
+
+  /is-core-module/2.11.0:
+    resolution: {integrity: sha512-RRjxlvLDkD1YJwDbroBHMb+cukurkDWNyHx7D3oNB5x9rb5ogcksMC5wHCadcXoo67gVr/+3GFySh3134zi6rw==}
+    dependencies:
+      has: 1.0.3
+    dev: true
+
+  /make-error/1.3.6:
+    resolution: {integrity: sha512-s8UhlNe7vPKomQhC1qFelMokr/Sc3AgNbso3n74mVPA5LTZwkB9NlXf4XPamLxJE8h0gh73rM94xvwRT2CVInw==}
+    dev: true
+
+  /path-parse/1.0.7:
+    resolution: {integrity: sha512-LDJzPVEEEPR+y48z93A0Ed0yXb8pAByGWo/k5YYdYgpY2/2EsOsksJrq7lOHxryrVOn1ejG6oAp8ahvOIQD8sw==}
+    dev: true
+
+  /reflect-metadata/0.1.13:
+    resolution: {integrity: sha512-Ts1Y/anZELhSsjMcU605fU9RE4Oi3p5ORujwbIKXfWa+0Zxs510Qrmrce5/Jowq3cHSZSJqBjypxmHarc+vEWg==}
+    dev: false
+
+  /resolve/1.22.1:
+    resolution: {integrity: sha512-nBpuuYuY5jFsli/JIs1oldw6fOQCBioohqWZg/2hiaOybXOft4lonv85uDOKXdf8rhyK159cxU5cDcK/NKk8zw==}
+    hasBin: true
+    dependencies:
+      is-core-module: 2.11.0
+      path-parse: 1.0.7
+      supports-preserve-symlinks-flag: 1.0.0
+    dev: true
+
+  /supports-preserve-symlinks-flag/1.0.0:
+    resolution: {integrity: sha512-ot0WnXS9fgdkgIcePe6RHNk1WA8+muPa6cSjeR3V8K27q9BB1rTE3R1p7Hv0z1ZyAc8s6Vvv8DIyWf681MAt0w==}
+    engines: {node: '>= 0.4'}
+    dev: true
+
+  /ts-node/10.9.1_vqcafhj4xvr2nzknlrdklk55zm:
+    resolution: {integrity: sha512-NtVysVPkxxrwFGUUxGYhfux8k78pQB3JqYBXlLRZgdGUqTO5wU/UyHop5p70iEbGhB7q5KmiZiU0Y3KlJrScEw==}
+    hasBin: true
+    peerDependencies:
+      '@swc/core': '>=1.2.50'
+      '@swc/wasm': '>=1.2.50'
+      '@types/node': '*'
+      typescript: '>=2.7'
+    peerDependenciesMeta:
+      '@swc/core':
+        optional: true
+      '@swc/wasm':
+        optional: true
+    dependencies:
+      '@cspotcode/source-map-support': 0.8.1
+      '@tsconfig/node10': 1.0.9
+      '@tsconfig/node12': 1.0.11
+      '@tsconfig/node14': 1.0.3
+      '@tsconfig/node16': 1.0.3
+      '@types/node': 18.11.18
+      acorn: 8.8.2
+      acorn-walk: 8.2.0
+      arg: 4.1.3
+      create-require: 1.1.1
+      diff: 4.0.2
+      make-error: 1.3.6
+      typescript: 4.8.4
+      v8-compile-cache-lib: 3.0.1
+      yn: 3.1.1
+    dev: true
+
+  /ttypescript/1.5.15_mwhvu7sfp6vq5ryuwb6hlbjfka:
+    resolution: {integrity: sha512-48ykDNHzFnPMnv4hYX1P8Q84TvCZyL1QlFxeuxsuZ48X2+ameBgPenvmCkHJtoOSxpoWTWi8NcgNrRnVDOmfSg==}
+    hasBin: true
+    peerDependencies:
+      ts-node: '>=8.0.2'
+      typescript: '>=3.2.2'
+    dependencies:
+      resolve: 1.22.1
+      ts-node: 10.9.1_vqcafhj4xvr2nzknlrdklk55zm
+      typescript: 4.8.4
+    dev: true
+
+  /typescript-rtti/0.8.2_tjkpoysld524rvy7hjviaz6rje:
+    resolution: {integrity: sha512-MZUHMX+Up1+7dYaAcOYSTxKc4PNLNXhuXYBkIzEKvQvxJ6xp7wcjTtiIYmB9+RJxRH5/9phZLqKTMpy20aQ4Aw==}
+    engines: {node: '>=10'}
+    peerDependencies:
+      reflect-metadata: ^0.1.13
+      typescript: '4.6'
+    dependencies:
+      reflect-metadata: 0.1.13
+      typescript: 4.8.4
+    dev: false
+
+  /typescript/4.8.4:
+    resolution: {integrity: sha512-QCh+85mCy+h0IGff8r5XWzOVSbBO+KfeYrMQh7NJ58QujwcE22u+NUSmUxqF+un70P9GXKxa2HCNiTTMJknyjQ==}
+    engines: {node: '>=4.2.0'}
+    hasBin: true
+
+  /v8-compile-cache-lib/3.0.1:
+    resolution: {integrity: sha512-wa7YjyUGfNZngI/vtK0UHAN+lgDCxBPCylVXGp0zu59Fz5aiGtNXaq3DhIov063MorB+VfufLh3JlF2KdTK3xg==}
+    dev: true
+
+  /yn/3.1.1:
+    resolution: {integrity: sha512-Ux4ygGWsu2c7isFWe8Yu1YluJmqVhxqK2cLXNQA5AcC3QfbGNpM7fu0Y8b/z16pXLnFxZYvWhd3fhBY9DLmC6Q==}
+    engines: {node: '>=6'}
+    dev: true

src/core/Dispatcher.ts

@@ -1,3 +1,6 @@
+import "reflect-metadata"
+import { reflect, type CallSite } from 'typescript-rtti'
+
 /* A Dispatcher is a collection of operations that do run-time
  * dispatch on the types of their arguments. Thus, every individual
  * method is like a typed-function (from the library by that name),
@@ -46,6 +49,10 @@ export class Dispatcher {
       // that's really possible, though.
    ) {
       console.log('Pretending to install', name, signature, '=>', returns)
+
+      // @ts-ignore
+      console.log(name, 'signature', reflect(signature))
+      console.log(name, 'dependencies', reflect(dependencies))
       //TODO: implement me
    }
    installType(name: TypeName, typespec: TypeSpecification) {

src/index.ts

@@ -1,11 +1,57 @@
 import {Dispatcher} from './core/Dispatcher.js'
 import * as Specifications from './all.js'
-
-export default new Dispatcher(Specifications)
-
 import {Complex} from './Complex/type.js'
 import {absquare as absquare_complex} from './Complex/arithmetic.js'
 
+import 'reflect-metadata'
+import { ReflectedFunctionParameter, ReflectedObjectRef, reflect } from 'typescript-rtti'
+import { square } from './generic/arithmetic.js'
+
+// verify that typescript-rtti works (just as experiment)
+const add = (a: number, b: number): number => a + b
+console.log('reflect add')
+console.log('parameterNames', reflect(add).parameterNames)
+console.log('parameterTypes', reflect(add).parameterTypes.map(type => type.toString()))
+console.log('returnType', reflect(add).returnType.toString())
+console.log()
+// output:
+//   reflect function add
+//   parameterNames [ 'a', 'b' ]
+//   parameterTypes [ 'class Number', 'class Number' ]
+//   returnType class Number
+
+// try out a very simple case (just as experiment)
+function createSquare(deps: { 
+   multiply: (a: number, b: number) => number, 
+   subtract: (a: number, b: number) => number 
+}) {
+   return (a: number) => deps.multiply(a, a)
+}
+console.log('reflect createSquare')
+console.log('parameter names', reflect(createSquare).parameters.map(parameter => parameter.name))
+console.log('parameter[0]', (reflect(createSquare).parameters[0] as ReflectedFunctionParameter))
+// @ts-ignore
+console.log('parameterTypes[0]', (reflect(createSquare).parameterTypes[0] as ReflectedObjectRef)._ref.m)
+console.log('parameterTypes[0][0]', 
+   // @ts-ignore
+   (reflect(createSquare).parameterTypes[0] as ReflectedObjectRef)._ref.m[0].n,
+   // @ts-ignore
+   (reflect(createSquare).parameterTypes[0] as ReflectedObjectRef)._ref.m[0]
+)
+// @ts-ignore
+console.log('parameters[0]', reflect(createSquare).parameters[0])
+// FIXME: where to find the information of the types of the dependencies multiply and subtract?
+
+
+
+// FIXME: get all types out of Specifications
+// console.log('Specifications', reflect(Specifications)) // Throws errors
+
+
+// TODO: import all specificiations (turned off for debugging purposes)
+// export default new Dispatcher(Specifications)
+
+
 const mockRealAdd = (a: number, b: number) => a+b
 const mockComplexAbsquare = (z: Complex<number>) => z.re*z.re + z.im*z.im
 

src/numbers/arithmetic.ts

@@ -10,7 +10,7 @@ export const absquare:   Signature<'absquare',   number> = a => a * a
 export const reciprocal: Signature<'reciprocal', number> = a => 1 / a
 export const divide:     Signature<'divide',     number> = (a, b) => a / b
 
-const basicSqrt = a => isNaN(a) ? NaN : Math.sqrt(a)
+const basicSqrt = (a: number) => isNaN(a) ? NaN : Math.sqrt(a)
 export const conservativeSqrt: Signature<'conservativeSqrt', number> = basicSqrt
 
 export const sqrt =

tsconfig.json

@@ -2,6 +2,15 @@
     "compilerOptions": {
         "target": "ES2022",
         "rootDir": "./src",
-        "outDir": "./obj"
+        "outDir": "./build",
+        "esModuleInterop": true,
+        "allowJs": false,
+        "noImplicitAny": false,
+        "moduleResolution": "Node",
+        "plugins": [
+          {
+            "transform": "typescript-rtti/dist/transformer"
+          }
+        ]
     }
 }