ProposalOverview.md

Regex Proposals

Regex Type and Overview

• Second review
• Proposal, Thread
• Pitch thread

Presents basic Regex type and gives an overview of how everything fits into the overall story

Regex Builder DSL

• Proposal, Thread
• Pitch thread

Covers the result builder approach and basic API.

Run-time Regex Construction

• Pitch, Thread
• (old) Pitch thread: Regex Syntax
  • Brief: Syntactic superset of PCRE2, Oniguruma, ICU, UTS#18, etc.

Covers the "interior" syntax, extended syntaxes, run-time construction of a regex from a string, and details of AnyRegexOutput.

Regex Literals

• Draft, Thread
• (Old) original pitch:
  • Thread
  • Update

String processing algorithms

• Pitch thread

Proposes a slew of Regex-powered algorithms.

Introduces CustomConsumingRegexComponent, which is a monadic-parser style interface for external parsers to be used as components of a regex.

Unicode for String Processing

• Draft
• (Old) Character class definitions

Covers three topics:

• Proposes regex syntax and RegexBuilder API for options that affect matching behavior.
• Proposes regex syntax and RegexBuilder API for library-defined character classes, Unicode properties, and custom character classes.
• Defines how Unicode scalar-based classes are extended to grapheme clusters in the different semantic and other matching modes.