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fix(kiro): use neutral placeholder for tool-result-only user turns

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Replace the literal 'continue' placeholder on tool-result-only user turns with 'Tool results provided.' to prevent models from treating it as a new user instruction.
This commit is contained in:
Qisthi Ramadhani
2026-09-17 18:12:34 +07:00
parent f4f06f290c
commit 82b1bca42a
5 changed files with 143 additions and 5 deletions
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17
open-sse/translator/concerns/kiroConversation.js
View File

@@ -5,6 +5,20 @@ import {
} from "../../config/kiroConstants.js";
const TOOL_ID_PATTERN = /^[a-zA-Z0-9_-]+$/;
/**
* Kiro rejects user turns with empty `content`, so a turn that only carries
* tool results needs placeholder text. It must not read like a user
* instruction: with "continue", models answer the word itself ("Nothing in
* progress to continue") and drop the task they were in the middle of.
*/
export const KIRO_TOOL_RESULTS_PLACEHOLDER = "Tool results provided.";
export const KIRO_EMPTY_USER_PLACEHOLDER = "continue";
/** Placeholder content for a user turn with no text of its own. */
export function kiroEmptyUserContent(hasToolResults) {
return hasToolResults ? KIRO_TOOL_RESULTS_PLACEHOLDER : KIRO_EMPTY_USER_PLACEHOLDER;
}
const TOOL_NAME_PATTERN = /[^a-zA-Z0-9_-]/g;
function clone(value) {
@@ -174,7 +188,8 @@ function normalizeTurns(history, currentMessage, modelId) {
for (const turn of turns) {
if (turn.userInputMessage) {
turn.userInputMessage.content = text(turn.userInputMessage.content).trim() || "continue";
turn.userInputMessage.content = text(turn.userInputMessage.content).trim()
|| kiroEmptyUserContent(turn.userInputMessage.userInputMessageContext?.toolResults?.length > 0);
turn.userInputMessage.modelId ||= modelId;
if (turn.userInputMessage.userInputMessageContext?.tools) {
delete turn.userInputMessage.userInputMessageContext.tools;

4
open-sse/translator/request/claude-to-kiro.js
View File

@@ -34,6 +34,7 @@ import { ROLE, CLAUDE_BLOCK } from "../schema/index.js";
import {
canonicalizeKiroConversation,
normalizeKiroToolSpecs,
kiroEmptyUserContent,
} from "../concerns/kiroConversation.js";
/**
@@ -53,7 +54,8 @@ function convertClaudeMessagesToKiro(messages, model) {
const flushPending = () => {
if (currentRole === ROLE.USER) {
const content = pendingUserContent.join("\n\n").trim() || "continue";
const content = pendingUserContent.join("\n\n").trim()
|| kiroEmptyUserContent(pendingToolResults.length > 0);
const userMsg = { userInputMessage: { content, modelId: model } };
if (pendingImages.length > 0) {

4
open-sse/translator/request/openai-to-kiro.js
View File

@@ -23,6 +23,7 @@ import { ROLE, OPENAI_BLOCK, CLAUDE_BLOCK } from "../schema/index.js";
import {
canonicalizeKiroConversation,
normalizeKiroToolSpecs,
kiroEmptyUserContent,
} from "../concerns/kiroConversation.js";
/**
@@ -51,7 +52,8 @@ function convertMessages(messages, model) {
const flushPending = () => {
if (currentRole === "user") {
const content = pendingUserContent.join("\n\n").trim() || "continue";
const content = pendingUserContent.join("\n\n").trim()
|| kiroEmptyUserContent(pendingToolResults.length > 0);
const userMsg = {
userInputMessage: {
content: content,