earendil-works/pi · error

Edit tool input is invalid. edits must contain at least one

Error message

Edit tool input is invalid. edits must contain at least one replacement.

What it means

Error "Edit tool input is invalid. edits must contain at least one replacement." thrown in earendil-works/pi.

Source

Thrown at packages/coding-agent/src/core/tools/edit.ts:151

		} catch {}
	} else if (isSingleEditInput(args.edits)) {
		args.edits = [args.edits];
	}

	const legacy = args as LegacyEditToolInput;
	if (typeof legacy.oldText !== "string" || typeof legacy.newText !== "string") {
		return args as EditToolInput;
	}

	const edits = Array.isArray(legacy.edits) ? [...legacy.edits] : [];
	edits.push({ oldText: legacy.oldText, newText: legacy.newText });
	const { oldText: _oldText, newText: _newText, ...rest } = legacy;
	return { ...rest, edits } as EditToolInput;
}

function validateEditInput(input: EditToolInput): { path: string; edits: Edit[] } {
	if (!Array.isArray(input.edits) || input.edits.length === 0) {
		throw new Error("Edit tool input is invalid. edits must contain at least one replacement.");
	}
	return { path: input.path, edits: input.edits };
}

type RenderableEditArgs = {
	path?: string;
	file_path?: string;
	edits?: Edit[];
	oldText?: string;
	newText?: string;
};

type EditToolResultLike = {
	content: Array<{ type: string; text?: string; data?: string; mimeType?: string }>;
	details?: EditToolDetails;
};

type EditCallRenderComponent = Box & {

View on GitHub (pinned to 4af9d21d3b)

When it happens

Trigger: Thrown at packages/coding-agent/src/core/tools/edit.ts:151 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of earendil-works/pi@4af9d21d3b (2026-08-24). Data as JSON: /api/errors/c72c2b1e1195b0eb. Report an issue: GitHub.