Add valueOf Check

Kacarott · web-flow · commit 1bc3284aa584 · 2022-03-17T17:18:43.000+01:00
diff --git a/src/lambda-calculus.js b/src/lambda-calculus.js
@@ -417,4 +417,4 @@ function printStackTrace(error, term, stack) {
     console.error( stack.slice(stackCutoff).reverse().map( v => `\twhile evaluating ${ v }`).join('\n') );
 }
 
-Object.defineProperty( Function.prototype, "valueOf", { value: function valueOf() { return toInt(this); } } );
+Object.defineProperty( Function.prototype, "valueOf", { value: function valueOf() { if (this.term) return toInt(this); else return this; } } );

Original file line number	Diff line number	Diff line change
`@@ -417,4 +417,4 @@ function printStackTrace(error, term, stack) {`
`417`	`417`	console.error( stack.slice(stackCutoff).reverse().map( v => `\twhile evaluating ${ v }`).join('\n') );
`418`	`418`	`}`
`419`	`419`
`420`		`-Object.defineProperty( Function.prototype, "valueOf", { value: function valueOf() { return toInt(this); } } );`
	`420`	`+Object.defineProperty( Function.prototype, "valueOf", { value: function valueOf() { if (this.term) return toInt(this); else return this; } } );`