merge

src/core.js

@@ -124,7 +124,10 @@ export function constructorCall(callee, args) {
 // const stringToIntsType = functionType([stringType], arrayType(intType))
 // const anyToVoidType = functionType([anyType], voidType)
 
+const anyToVoidType = functionType([anyType], voidType)
+
 export const standardLibrary = Object.freeze({
+    print: fun("print", anyToVoidType)
     //     int: intType,
     //     float: floatType,
     //     boolean: boolType,

src/generator.js

@@ -10,6 +10,10 @@ export default function generate(program) {
   // with newlines and return the result.
   const output = []
 
+  const standardFunctions = new Map([
+    [standardLibrary.print, x => `console.log(${x})`]
+  ])
+
   // Variable and function names in JS will be suffixed with _1, _2, _3,
   // etc. This is because "switch", for example, is a legal name in Carlos,
   // but not in JS. So, the Carlos variable "switch" must become something

test/generator.test.js

@@ -19,8 +19,8 @@ const fixtures = [
     `,
     expected: dedent`
       let x_1 = 21;
-      x_1++;
-      x_1--;
+      x_1 = x_1 + 1;
+      x_1 = x_1 - 1;
       let y_2 = true;
     `,
   },
@@ -155,9 +155,6 @@ const fixtures = [
       for j in [10, 20, 30] {
         print j;
       }
-      for k in 1..10 {
-        return;
-      }
     `,
     expected: dedent`
       for (let i_1 = 1; i_1 < 50; i_1++) {
@@ -166,9 +163,6 @@ const fixtures = [
       for (let j_2 of [10,20,30]) {
         console.log(j_2);
       }
-      for (let k_4 = 1; k_4 <= 10; k_4++) {
-        return;
-      }
     `,
   },
 ]