Module message_truncation 

Message-level truncation: cap oversized text, thinking, and tool-result fields.

This layer shrinks individual messages without changing conversation shape.

Structs

MessageTruncationConfig

Knobs for message-level truncation. None disables the corresponding budget.

MessageTruncationResult

Outcome of truncate_message.

TruncationCompressor

Brute-force Unicode truncation — keeps the longest prefix whose serialised JSON form fits in target_bytes.

Traits

ContentCompressor

Pluggable strategy for compressing a single content string.

Functions

truncate_message

Compress content fields inside message blocks so the total serialised size fits within the budget. Delegates to the configured ContentCompressor.