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feat: enable tool-input-delta streaming in processor #14945

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feat: enable tool-input-delta streaming in processor #14945

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26 changes: 21 additions & 5 deletions packages/opencode/src/session/processor.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -108,25 +108,41 @@ export namespace SessionProcessor {
}
break

case "tool-input-start":
case "tool-input-start": {
const toolCallId = (value as any).toolCallId ?? value.id
const part = await Session.updatePart({
id: toolcalls[value.id]?.id ?? Identifier.ascending("part"),
id: toolcalls[toolCallId]?.id ?? Identifier.ascending("part"),
messageID: input.assistantMessage.id,
sessionID: input.assistantMessage.sessionID,
type: "tool",
tool: value.toolName,
callID: value.id,
callID: toolCallId,
state: {
status: "pending",
input: {},
raw: "",
},
})
toolcalls[value.id] = part as MessageV2.ToolPart
toolcalls[toolCallId] = part as MessageV2.ToolPart
break
}

case "tool-input-delta":
case "tool-input-delta": {
const deltaCallId = (value as any).toolCallId ?? value.id
const deltaText = (value as any).inputTextDelta ?? (value as any).delta ?? ""
const deltaMatch = toolcalls[deltaCallId]
if (deltaMatch && deltaMatch.state.status === "pending") {
deltaMatch.state.raw += deltaText
await Session.updatePartDelta({
sessionID: deltaMatch.sessionID,
messageID: deltaMatch.messageID,
partID: deltaMatch.id,
field: "raw",
delta: deltaText,
})
}
break
}

case "tool-input-end":
break
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