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improve errors

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This commit is contained in:
Kistaro Windrider 2025-02-22 19:47:15 -08:00
parent 4a1f06e6bd
commit 8bf7f0f151
Signed by: kistaro
SSH Key Fingerprint: SHA256:TBE2ynfmJqsAf0CP6gsflA0q5X5wD5fVKWPsZ7eVUg8
1 changed files with 16 additions and 3 deletions
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19
src/mapgen.ts
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@ -99,6 +99,11 @@ export function generateMap(): LoadedNewMap {
if (e instanceof TryAgainException) {
continue;
}
if (e instanceof BadMapError) {
console.log(`Bad map generated: ${e.message}:`);
showDebug(e.badMap);
continue;
}
throw e;
}
}
@ -108,7 +113,7 @@ export function tryGenerateMap(vaultTemplates: VaultTemplate[]): LoadedNewMap {
let width = WIDTH;
let height = HEIGHT;
if (width % 2 == 0 || height % 2 == 0) {
throw "must be odd-sized";
throw new Error("map bounds must be odd-sized");
}
let grid = new LoadedNewMap("generated", new Size(width, height));
@ -498,7 +503,7 @@ function connectRegions(knife: Knife) {
let sources: number[] = dedup(basicRegions.map((i) => merged[i]));
let dest: number | undefined = sources.pop();
if (dest == undefined) {
throw "each connector should touch more than one region";
throw new BadMapError(`each connector should touch more than one region but ${connector} does not`, knife.map);
}
if (Math.random() > EXTRA_CONNECTOR_CHANCE) {
@ -624,7 +629,7 @@ function decorateRoom(_map: LoadedNewMap, _rect: Rect) {}
function randrange(lo: number, hi: number) {
if (lo >= hi) {
throw `randrange: hi must be >= lo, ${hi}, ${lo}`;
throw new Error(`randrange: hi must be >= lo, ${hi}, ${lo}`);
}
return lo + Math.floor(Math.random() * (hi - lo));
@ -658,3 +663,11 @@ function showDebug(grid: LoadedNewMap) {
}
class TryAgainException extends Error {}
class BadMapError extends Error{
badMap: LoadedNewMap;
constructor(msg: string, badMap: LoadedNewMap) {
super(msg);
this.badMap = badMap;
}
}