browsercode/packages/opencode/src/cli/cmd/github.shared.ts at main · code2labgit/browsercode · GitHub

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import type { SessionV1 } from "@opencode-ai/core/v1/session"

export { parseGitHubRemote } from "@/util/repository"

/**

* Extracts displayable text from assistant response parts.

* Returns null for non-text responses (signals summary needed).

* Throws only for truly empty responses.

export function extractResponseText(parts: SessionV1.Part[]): string | null {

const textPart = parts.findLast((p) => p.type === "text")

if (textPart) return textPart.text

// Non-text parts (tools, reasoning, step-start/step-finish, etc.) - signal summary needed

if (parts.length > 0) return null

throw new Error("Failed to parse response: no parts returned")

}

/**

* Formats a PROMPT_TOO_LARGE error message with details about files in the prompt.

* Content is base64 encoded, so we calculate original size by multiplying by 0.75.

export function formatPromptTooLargeError(files: { filename: string; content: string }[]): string {

const fileDetails =

files.length > 0

? `\n\nFiles in prompt:\n${files.map((f) => ` - ${f.filename} (${((f.content.length * 0.75) / 1024).toFixed(0)} KB)`).join("\n")}`

: ""

return `PROMPT_TOO_LARGE: The prompt exceeds the model's context limit.${fileDetails}`

}

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