Tweak

Author: kwj

typescript/euler/bin/p0004.ts

@@ -5,7 +5,7 @@ import { isPalindrome, range } from "../lib/util.ts";
 
 export const compute = (digits: number): string => {
   if (digits <= 0) {
-    throw new Error("range error");
+    throw new RangeError(`argument must be larger than 0 (digits = ${digits})`);
   }
 
   const nUpper = (10 ** digits) - 1;

typescript/euler/bin/p0041.ts

@@ -29,7 +29,7 @@ export const compute = (): string => {
     }
   }
 
-  throw new Error("Not reached");
+  throw new Error("not reached");
 };
 
 export const solve = (): string => compute();

typescript/euler/bin/p0061.ts

@@ -110,7 +110,7 @@ export const compute = (maxNumSidesPolygon: number): string => {
     return String(sum(cycles[0].slice(1)) * 101);
   }
 
-  throw new Error("unreachable");
+  throw new Error("not reached");
 };
 
 export const solve = (): string => compute(8);

typescript/euler/bin/p0092.ts

@@ -80,7 +80,7 @@ const isGroup89 = (n: number): boolean => {
 export const compute = (limit: number): string => {
   if (!Number.isInteger(Math.log10(limit)) || limit === 0) {
     throw new Error(
-      "This implementation works correctly only if the limit is a power of 10.",
+      `this implementation works correctly only if the limit is a power of 10. (limit = ${limit})`,
     );
   }
   const ndigits = numOfDigits(limit) - 1;

typescript/euler/bin/p0096.ts

@@ -234,7 +234,7 @@ const parseData = (data: string): string[] => {
   }
 
   if (result.some((x) => x.length !== 81)) {
-    throw new Error("Invalid data file");
+    throw new Error("invalid data file");
   }
 
   return result;