Crate pragma_tracker 

Parser engine components and supporting utilities. Pragma tracker for Perl code analysis

Tracks use and no pragmas throughout the codebase to determine effective pragma state at any point in the code.

Structs

CompileTimePragmaEnvironment

Explicit compile-time pragma environment that can answer file-position queries and expose immutable snapshots.

PerlVersion

Parsed Perl version from a lexical use v...; or use 5.xxx; pragma.

PragmaQueryCursor

Monotonic query cursor for repeated pragma lookups.

PragmaSnapshot

Immutable compile-time snapshot of pragma state.

PragmaState

Pragma state at a given point in the code

PragmaStateQuery

Query object describing compile-time pragma state at a byte offset.

PragmaTracker

Tracks pragma state throughout a Perl file

Functions

features_enabled_by_version

Returns the language features implicitly enabled by declaring use VERSION.

parse_perl_version

Parse a Perl version string into a major/minor pair.

version_implies_strict

Whether use VERSION implies strict for this version.

version_implies_warnings

Whether use VERSION implies warnings for this version.