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tweak: bash metadata context truncation and truncation prompts

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This commit is contained in:
Aiden Cline 2026-01-07 17:05:15 -06:00
commit 68219475c0
2 changed files with 5 additions and 4 deletions
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5
packages/opencode/src/tool/bash.ts
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@ -17,6 +17,7 @@ import { Shell } from "@/shell/shell"
import { BashArity } from "@/permission/arity"
import { Truncate } from "./truncation"
const MAX_METADATA_LENGTH = 30_000
const DEFAULT_TIMEOUT = Flag.OPENCODE_EXPERIMENTAL_BASH_DEFAULT_TIMEOUT_MS || 2 * 60 * 1000
export const log = Log.create({ service: "bash-tool" })
@ -177,7 +178,7 @@ export const BashTool = Tool.define("bash", async () => {
output += chunk.toString()
ctx.metadata({
metadata: {
output,
output: output.length > MAX_METADATA_LENGTH ? output.slice(0, MAX_METADATA_LENGTH) + "\n\n..." : output,
description: params.description,
},
})
@ -245,7 +246,7 @@ export const BashTool = Tool.define("bash", async () => {
return {
title: params.description,
metadata: {
output,
output: output.length > MAX_METADATA_LENGTH ? output.slice(0, MAX_METADATA_LENGTH) + "\n\n..." : output,
exit: proc.exitCode,
description: params.description,
},

4
packages/opencode/src/tool/truncation.ts
View file

@ -90,8 +90,8 @@ export namespace Truncate {
await Bun.write(Bun.file(filepath), text)
const hint = hasTaskTool(agent)
? `The tool output was too large, the full output was written to the following file: ${filepath}\nIMPORTANT: Use the Task tool to have a subagent process this file with Grep and Read (with offset/limit). Do NOT read the full file yourself - delegate to save context.`
: `The tool output was too large, the full output was written to the following file: ${filepath}\nUse Grep to search the full content or Read with offset/limit to read specific sections.`
? `The tool call succeeded but the output was truncated. Full output saved to: ${filepath}\nUse the Task tool to have a subagent process this file with Grep and Read (with offset/limit). Do NOT read the full file yourself - delegate to save context.`
: `The tool call succeeded but the output was truncated. Full output saved to: ${filepath}\nUse Grep to search the full content or Read with offset/limit to view specific sections.`
const message =
direction === "head"
? `${preview}\n\n...${removed} ${unit} truncated...\n\n${hint}`