rune_caster::spells Namespace Reference

Pre-defined spells using the unified Spell interface. More...

Functions
Spell	whitespace (bool collapse_multiple=true, bool trim_edges=true)
	Create a custom whitespace normalizer.
Spell	replace_char (char32_t from, char32_t to)
	Create a character replacement spell.
Spell	replace_string (std::string_view from, std::string_view to)
	Create a string replacement spell.
template<typename Predicate>
Spell	remove_if (Predicate &&predicate)
	Create a spell that removes characters matching a predicate.
template<typename Predicate>
Spell	keep_if (Predicate &&predicate)
	Create a spell that keeps only characters matching a predicate.
template<typename Transform>
Spell	transform_chars (Transform &&transform)
	Create a spell that transforms each character.
Spell	detect_language ()
	Create a language detection spell.
Spell	filter_by_script (unicode::Script script, bool keep=true)
	Create a script filtering spell.
Spell	filter_by_category (unicode::Category category, bool keep=true)
	Create a category filtering spell.

Variables
const Spell	whitespace_normalizer
	Normalize whitespace characters.
const Spell	trim_whitespace
	Trim leading and trailing whitespace.
const Spell	collapse_whitespace
	Collapse multiple whitespace into single spaces.
const Spell	to_lowercase
	Convert text to lowercase.
const Spell	to_uppercase
	Convert text to uppercase.
const Spell	to_titlecase
	Convert text to title case.
const Spell	unicode_nfc
	Apply Unicode NFC normalization.
const Spell	unicode_nfd
	Apply Unicode NFD normalization.
const Spell	unicode_nfkc
	Apply Unicode NFKC normalization.
const Spell	unicode_nfkd
	Apply Unicode NFKD normalization.
const Spell	remove_punctuation
	Remove punctuation characters.
const Spell	alphanumeric_only
	Keep only letters and digits.
const Spell	remove_digits
	Remove digits.
const Spell	ascii_only
	Keep only ASCII characters.
const Spell	text_cleanup
	Standard text cleanup (whitespace + NFC + lowercase)
const Spell	search_preprocess
	Search-optimized preprocessing.
const Spell	display_format
	Display-optimized formatting.

Detailed Description

Pre-defined spells using the unified Spell interface.

This namespace contains commonly used spells implemented using the new unified Spell architecture. All spells are compatible with the Caster pipeline and can be composed using operator|.

Function Documentation

detect_language()

Spell rune_caster::spells::detect_language

(

)

Create a language detection spell.

Returns

Language detection spell

filter_by_category()

Spell rune_caster::spells::filter_by_category	(	unicode::Category	category,
		bool	keep = true )

Create a category filtering spell.

Parameters

category	The Unicode category to filter by
keep	If true, keep only this category; if false, remove this category

Returns

Category filtering spell

filter_by_script()

Spell rune_caster::spells::filter_by_script	(	unicode::Script	script,
		bool	keep = true )

Create a script filtering spell.

Parameters

script	The Unicode script to filter by
keep	If true, keep only this script; if false, remove this script

Returns

Script filtering spell

keep_if()

template<typename Predicate>

Spell rune_caster::spells::keep_if

(

Predicate &&

predicate

)

Create a spell that keeps only characters matching a predicate.

Parameters

predicate

Function that returns true for characters to keep

Returns

Filtering spell

Definition at line 164 of file spells.hpp.

remove_if()

template<typename Predicate>

Spell rune_caster::spells::remove_if

(

Predicate &&

predicate

)

Create a spell that removes characters matching a predicate.

Parameters

predicate

Function that returns true for characters to remove

Returns

Filtering spell

Definition at line 148 of file spells.hpp.

replace_char()

Spell rune_caster::spells::replace_char	(	char32_t	from,
		char32_t	to )

Create a character replacement spell.

Parameters

from	Character to replace
to	Replacement character

Returns

Character replacement spell

replace_string()

Spell rune_caster::spells::replace_string	(	std::string_view	from,
		std::string_view	to )

Create a string replacement spell.

Parameters

from	String to replace
to	Replacement string

Returns

String replacement spell

transform_chars()

template<typename Transform>

Spell rune_caster::spells::transform_chars

(

Transform &&

transform

)

Create a spell that transforms each character.

Parameters

transform

Function that transforms individual runes

Returns

Per-character transformation spell

Definition at line 178 of file spells.hpp.

whitespace()

Spell rune_caster::spells::whitespace	(	bool	collapse_multiple = true,
		bool	trim_edges = true )

Create a custom whitespace normalizer.

Parameters

collapse_multiple	If true, collapse multiple whitespace
trim_edges	If true, trim leading/trailing whitespace

Returns

Custom whitespace normalizer spell

Variable Documentation

alphanumeric_only

const Spell rune_caster::spells::alphanumeric_only

extern

Keep only letters and digits.

ascii_only

const Spell rune_caster::spells::ascii_only

extern

Keep only ASCII characters.

collapse_whitespace

const Spell rune_caster::spells::collapse_whitespace

extern

Collapse multiple whitespace into single spaces.

display_format

const Spell rune_caster::spells::display_format

extern

Display-optimized formatting.

remove_digits

const Spell rune_caster::spells::remove_digits

extern

Remove digits.

remove_punctuation

const Spell rune_caster::spells::remove_punctuation

extern

Remove punctuation characters.

Examples

Basic.

search_preprocess

const Spell rune_caster::spells::search_preprocess

extern

Search-optimized preprocessing.

text_cleanup

const Spell rune_caster::spells::text_cleanup

extern

Standard text cleanup (whitespace + NFC + lowercase)

to_lowercase

const Spell rune_caster::spells::to_lowercase

extern

Convert text to lowercase.

Examples

Basic.

to_titlecase

const Spell rune_caster::spells::to_titlecase

extern

Convert text to title case.

to_uppercase

const Spell rune_caster::spells::to_uppercase

extern

Convert text to uppercase.

trim_whitespace

const Spell rune_caster::spells::trim_whitespace

extern

Trim leading and trailing whitespace.

unicode_nfc

const Spell rune_caster::spells::unicode_nfc

extern

Apply Unicode NFC normalization.

unicode_nfd

const Spell rune_caster::spells::unicode_nfd

extern

Apply Unicode NFD normalization.

unicode_nfkc

const Spell rune_caster::spells::unicode_nfkc

extern

Apply Unicode NFKC normalization.

unicode_nfkd

const Spell rune_caster::spells::unicode_nfkd

extern

Apply Unicode NFKD normalization.

whitespace_normalizer

const Spell rune_caster::spells::whitespace_normalizer

extern

Normalize whitespace characters.

Converts various whitespace characters to standard space (U+0020) and collapses multiple whitespace into single spaces.

Examples

Basic.