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Merge pull request #1469 from trheyi/main

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Implement metadata merging in context for sub-agent hooks
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Max 2026-02-16 19:38:31 +08:00 • committed by GitHub
commit 347f9f5d6a
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2 changed files with 19 additions and 0 deletions
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3
agent/assistant/agent.go
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@ -55,6 +55,9 @@ func (ast *Assistant) Stream(ctx *context.Context, inputMessages []context.Messa
opts = &context.Options{} opts = &context.Options{}
} }
// Merge caller-provided metadata into ctx so sub-agent hooks can read it via ctx.metadata
ctx.MergeMetadata(opts.Metadata)
// Initialize stack and auto-handle completion/failure/restore // Initialize stack and auto-handle completion/failure/restore
_, _, done := context.EnterStack(ctx, ast.ID, opts) _, _, done := context.EnterStack(ctx, ast.ID, opts)
defer done() defer done()

16
agent/context/context.go
View file

@ -541,3 +541,19 @@ func (ctx *Context) IsA2ACall() bool {
func (ctx *Context) IsForkedA2ACall() bool { func (ctx *Context) IsForkedA2ACall() bool {
return ctx.Referer == RefererAgentFork return ctx.Referer == RefererAgentFork
} }
// MergeMetadata merges the given metadata into ctx.Metadata.
// Existing keys are overwritten by incoming values.
// This enables A2A callers to pass custom metadata (e.g. oneshot, async)
// to sub-agent hooks via ctx.metadata in JavaScript.
func (ctx *Context) MergeMetadata(metadata map[string]interface{}) {
if len(metadata) == 0 {
return
}
if ctx.Metadata == nil {
ctx.Metadata = make(map[string]interface{}, len(metadata))
}
for k, v := range metadata {
ctx.Metadata[k] = v
}
}