Module preview 

Bounded previews and caps for mismatch warnings.

Constants

SHADOW_LOG_DIFF_MAX_BYTES

Maximum UTF-8 bytes of a logged diff_json.

SHADOW_LOG_KEY_MAX_BYTES

Maximum UTF-8 bytes of a logged cache key.

SHADOW_LOG_TRUNCATION_MARKER

Marker appended to a clamped preview.

SHADOW_LOG_VALUE_MAX_BYTES

Maximum UTF-8 bytes of a logged value preview.

SHADOW_MISMATCH_MAX_DEPTH

Reference tokens in the deepest pointer the built-in walk reports.

SHADOW_MISMATCH_MAX_ENTRIES

Most difference entries a warning lists; mismatch_path_count keeps the uncut total.

SHADOW_MISMATCH_PATH_MAX_BYTES

Maximum UTF-8 bytes of one logged JSON Pointer.

SHADOW_MISMATCH_SIDE_MAX_BYTES

Maximum UTF-8 bytes of one entry side’s JSON in diff_json; a longer side is logged as its clamped JSON text.

Functions

clamp_utf8

Clamp text to max_bytes of UTF-8, ending a clamped result with the truncation marker on a character boundary.

preview_key

Clamp a logical key to SHADOW_LOG_KEY_MAX_BYTES.

preview_value

Clamp a value’s JSON preview to SHADOW_LOG_VALUE_MAX_BYTES.