mirror of
https://github.com/deepseek-ai/deepseek-harness
synced 2026-08-15 21:04:50 +00:00
93 lines
4.2 KiB
TypeScript
93 lines
4.2 KiB
TypeScript
/**
|
|
* Model-facing result rendering for the bash tool.
|
|
*
|
|
* @module @deepseek-ai/dsh-tool-bash/render
|
|
*/
|
|
|
|
import type { BashRunResult, CollectedOutput } from '@deepseek-ai/dsh-bash'
|
|
import type { SandboxMode } from '@deepseek-ai/dsh-sandbox'
|
|
|
|
/** Append the truncation notice (with the full-output spill path) to a stream's text. */
|
|
function streamText(output: CollectedOutput): string {
|
|
if (!output.truncated) return output.text
|
|
return `${output.text}\n[output truncated; full output: ${output.spillPath ?? '(unavailable)'}]`
|
|
}
|
|
|
|
/**
|
|
* Shape one finished run into the text the model sees: stdout, then a marked
|
|
* stderr section, then exit-status markers. Non-zero exits are REPORTED, not
|
|
* errored — the model decides how to react; only infrastructure failures
|
|
* (spawn errors, aborts) surface as isError results.
|
|
* @param result - the completed foreground run from the executor.
|
|
* @param escalationModes - the escalation targets this composition advertises;
|
|
* non-empty adds the same-turn escalation hint after a denial marker
|
|
* (default `[]`: no hint).
|
|
* @returns the model-facing text: output body (or `(no output)`), then any timeout/signal/exit markers, each on its own line.
|
|
*/
|
|
export function renderResult(
|
|
result: BashRunResult,
|
|
escalationModes: readonly SandboxMode[] = [],
|
|
): string {
|
|
const out = streamText(result.stdout)
|
|
const err = streamText(result.stderr)
|
|
|
|
let body = out
|
|
if (err.length > 0) {
|
|
// Single newline between sections (stdout usually ends with one already).
|
|
if (body.length > 0 && !body.endsWith('\n')) body += '\n'
|
|
body += `[stderr]\n${err}`
|
|
}
|
|
if (body.length === 0) body = '(no output)'
|
|
|
|
const markers: string[] = []
|
|
// The sandbox marker precedes the exit-status markers so `[exit code: N]`
|
|
// stays the LAST line (exitStatus() anchors its parse there). Denial is a
|
|
// reported fact like timeout: the model decides how to react.
|
|
if (result.sandbox?.denied) {
|
|
markers.push(`[sandbox: file access denied under ${result.sandbox.mode} mode]`)
|
|
// The same-turn nudge lives at the decision point: only when this
|
|
// composition advertises the fields (a lever is never hinted that the
|
|
// schema does not offer), and inside the sandbox marker family so the
|
|
// exit-code marker stays the last line.
|
|
if (escalationModes.length > 0) {
|
|
markers.push('[sandbox: escalation available — retry this exact command once with sandbox_permissions (the narrowest wider mode that suffices) + justification; the approval prompt asks the user]')
|
|
}
|
|
}
|
|
// Timeout is reported independently of how the process actually ended: a
|
|
// command can trap SIGTERM and exit 0 after our timer fired (e.g.
|
|
// `trap "exit 0" TERM; sleep 60`), giving timedOut:true / exitCode:0 /
|
|
// signal:null — the model must still see that the command was cut short.
|
|
if (result.timedOut) markers.push(`[timed out after ${result.timeoutMs}ms]`)
|
|
if (result.signal !== null) {
|
|
markers.push(`[killed by signal: ${result.signal}]`)
|
|
} else if (result.exitCode !== 0) {
|
|
markers.push(`[exit code: ${result.exitCode}]`)
|
|
}
|
|
if (markers.length === 0) return body
|
|
|
|
if (!body.endsWith('\n')) body += '\n'
|
|
return body + markers.join('\n')
|
|
}
|
|
|
|
/**
|
|
* Recover the structured exit status from a rendered {@link renderResult}
|
|
* string — the inverse of the status markers it appends. A killed marker
|
|
* yields `signal`; otherwise a non-zero marker yields `exitCode`; absent both
|
|
* means a clean exit 0.
|
|
*
|
|
* Replay only retains the rendered content text, not the original
|
|
* `BashRunResult`, so terminal presentation must recover the exit pill here.
|
|
* Requiring a leading newline and the end of the string keeps ordinary output
|
|
* that merely ends with marker-like text from matching unless the final line
|
|
* is indistinguishable from a real marker.
|
|
* @param text - rendered model-facing bash result.
|
|
* @returns the recovered terminal exit code or signal.
|
|
*/
|
|
export function parseExitStatus(text: string): { exitCode: number } | { signal: string } {
|
|
const signal = /\n\[killed by signal: ([^\]\n]+)\]$/.exec(text)
|
|
if (signal?.[1] !== undefined) return { signal: signal[1] }
|
|
const exit = /\n\[exit code: (\d+)\]$/.exec(text)
|
|
if (exit?.[1] !== undefined) return { exitCode: Number(exit[1]) }
|
|
return { exitCode: 0 }
|
|
}
|