add index.ts

+ package entry point
+ evaluate's default export
+ version bump

package.json

@@ -1,8 +1,8 @@
 {
   "name": "jitterbit-script",
-  "version": "0.2.1",
+  "version": "0.2.2",
   "description": "Static typechecker and interpreter for Jitterbit Script",
-  "main": "build/main.js",
+  "main": "build/index.js",
   "scripts": {
     "build": "tsc --removeComments && tsc --declaration --emitDeclarationOnly",
     "exec": "tsc && node ./build/main.js",

src/api/functions/general.ts

@@ -7,7 +7,7 @@ import { randomUUID } from "crypto";
 import { reverse } from "dns/promises";
 import { RuntimeError, UnimplementedError } from "../../errors";
 import { Expr } from "../../frontend/ast";
-import { evaluate } from "../../runtime/interpreter";
+import evaluate from "../../runtime/interpreter";
 import { TypedExpr, TypedGlobalIdentifier, TypedIdentifier, TypeInfo } from "../../typechecker/ast";
 import TypeEnv from "../../typechecker/environment";
 

src/api/functions/logical.ts

@@ -1,6 +1,6 @@
 import { RuntimeError, UnimplementedError } from "../../errors";
 import { Expr } from "../../frontend/ast";
-import { evaluate } from "../../runtime/interpreter";
+import evaluate from "../../runtime/interpreter";
 import Scope from "../../runtime/scope";
 import { JbArray, JbBool, JbNull } from "../../runtime/types";
 import { RuntimeVal } from "../../runtime/values";

src/frontend/ast.ts

@@ -1,4 +1,4 @@
-import { evaluate } from "../runtime/interpreter";
+import evaluate from "../runtime/interpreter";
 import Scope from "../runtime/scope";
 import { RuntimeVal } from "../runtime/values";
 import { Position, Token } from "./types";

src/index.ts

@@ -0,0 +1,7 @@
+import Parser from "./frontend/parser";
+import Diagnostic from "./diagnostic";
+import Scope from "./runtime/scope";
+import evaluate from "./runtime/interpreter";
+import Typechecker from "./typechecker/typechecker";
+
+export {Parser, Scope, evaluate, Typechecker, Diagnostic};

src/main.ts

@@ -1,6 +1,6 @@
 import Parser from "./frontend/parser";
 import Scope from "./runtime/scope";
-import { evaluate } from "./runtime/interpreter";
+import evaluate from "./runtime/interpreter";
 import fs from "fs";
 import Typechecker from "./typechecker/typechecker";
 import Diagnostic from "./diagnostic";

src/runtime/interpreter.ts

@@ -8,7 +8,7 @@ import { JbNull } from "./types";
  * @param scope the current scope
  * @returns 
  */
-export async function evaluate(astNode: Stmt, scope: Scope) {
+export default async function evaluate(astNode: Stmt, scope: Scope) {
   switch (astNode.kind) {
     case "Program":
       return await (astNode as Program).execute(scope);

src/runtime/scope.ts

@@ -13,6 +13,9 @@ import {
 } from "./types";
 import { RuntimeVal } from "./values";
 
+/**
+ * Runtime scope with evaluation results.
+ */
 export default class Scope {
   private parent?: Scope;
   private variables: Map<string, RuntimeVal>;

tests/runtime/api/sysvars.test.ts

@@ -2,7 +2,7 @@ import { Api } from "../../../src/api";
 import { UnimplementedError } from "../../../src/errors";
 import { GlobalIdentifier } from "../../../src/frontend/ast";
 import { Position, Token, TokenType } from "../../../src/frontend/types";
-import { evaluate } from "../../../src/runtime/interpreter";
+import evaluate from "../../../src/runtime/interpreter";
 import Scope from "../../../src/runtime/scope";
 import { JbBool, JbNull, JbNumber, JbString } from "../../../src/runtime/types";
 

tests/utils.ts

@@ -1,6 +1,6 @@
 import Parser from "../src/frontend/parser";
 import Scope from "../src/runtime/scope";
-import { evaluate } from "../src/runtime/interpreter";
+import evaluate from "../src/runtime/interpreter";
 import { RuntimeVal } from "../src/runtime/values";
 import { JbDate, JbDictionary, JbNull, JbString } from "../src/runtime/types";
 import { Expr, Program } from "../src/frontend/ast";