Module diff 

Text diffing primitives using the similar crate.

Pure functions — no I/O, no async. Produces unified diffs, structured line diffs, and can apply patches.

Structs

DiffLine

A single line in a structured diff.

PatchError

Error when applying a patch fails.

Enums

ChangeTag

Type of change for a diff line.

Functions

apply_patch

Apply a unified diff patch to the original text.

line_diff

Return a structured per-line diff.

unified_diff

Produce a unified diff string (standard format with @@ hunk headers).