Module license_detection 

License Detection Engine

Re-exports

pub use models::LicenseMatch;

pub use aho_match::aho_match;

pub use hash_match::hash_match;

pub use seq_match::MAX_NEAR_DUPE_CANDIDATES;

pub use seq_match::compute_candidates_with_msets;

pub use seq_match::seq_match_with_candidates;

pub use spdx_lid::spdx_lid_match;

pub use unknown_match::unknown_match;

Modules

aho_match

Aho-Corasick exact matching for license detection.

embedded

Embedded license index loading.

expression

License expression parsing and manipulation.

hash_match

Hash-based exact matching for license detection.

index

License index construction and querying.

models

Core data structures for license detection.

query

Query processing - tokenized input for license matching.

rules

Rule loading and orchestration.

seq_match

Approximate sequence matching for license detection.

spans

Span - efficient integer range sets.

spdx_lid

SPDX-License-Identifier detection and parsing.

spdx_mapping

SPDX license key mapping for license expressions.

tokenize

Text tokenization and normalization.

unknown_match

Unknown license detection using ngram matching.

Structs

LicenseDetection

A LicenseDetection combines one or more LicenseMatch objects using various rules and heuristics.

LicenseDetectionEngine

License detection engine that orchestrates the detection pipeline.

Constants

SCANCODE_LICENSES_DATA_PATH

Path to the license data directory in the reference scancode-toolkit submodule. Used by test code and the xtask generate-license-loader-artifact binary.

SCANCODE_LICENSES_LICENSES_PATH

Path to the licenses directory in the reference scancode-toolkit submodule. Used by test code and the xtask generate-license-loader-artifact binary.

SCANCODE_LICENSES_RULES_PATH

Path to the license rules directory in the reference scancode-toolkit submodule. Used by test code and the xtask generate-license-loader-artifact binary.

Functions

create_detection_from_group

Create a basic LicenseDetection from a DetectionGroup.

filter_invalid_contained_unknown_matches

Filter unknown matches contained within good matches’ qregion.

group_matches_by_region

merge_overlapping_matches

Merge overlapping and adjacent matches for the same rule.

post_process_detections

Main post-processing function for detections.

refine_matches

Main refinement function - applies all refinement operations to match results.

refine_matches_without_false_positive_filter

Initial refinement without false positive filtering.

sort_matches_by_line

Sort matches by start token position with tie-breaking criteria.

split_weak_matches

Split matches into good and weak matches.