27 lines
818 B
TypeScript
27 lines
818 B
TypeScript
import { existsSync, readFileSync } from "node:fs";
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import { join } from "node:path";
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/**
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* Throws with a clear message if any required anchor is missing from the target
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* file. Generator actions call this in their prompt validator so the run aborts
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* cleanly before any partial output lands on disk.
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*/
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export function assertAnchors(
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repoRoot: string,
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relativePath: string,
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anchors: string[],
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): void {
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const path = join(repoRoot, relativePath);
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if (!existsSync(path)) {
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throw new Error(`Required file does not exist: ${relativePath}`);
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}
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const content = readFileSync(path, "utf8");
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for (const anchor of anchors) {
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if (!content.includes(anchor)) {
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throw new Error(
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`Missing anchor "${anchor}" in ${relativePath}. Add it before running this generator.`,
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);
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}
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}
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}
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