Base Library: String Handling
This library cluster has 144 classes.
ECF: base.ecf
Classes providing the following:
- Managing lists of strings
- String escaping
- Efficient string splitting
- Recording and managing string edit histories
- Abstractions for objects createable from strings
- String occurrence interval lists
Directory: library/base/text/string
cursor
EL_IMMUTABLE_STRING_TABLE_CURSOR
Iteration cursor for EL_IMMUTABLE_STRING_TABLE
EL_IMMUTABLE_UTF_8_TABLE_CURSOR
Iteration cursor for EL_IMMUTABLE_UTF_8_TABLE
EL_ITERABLE_SPLIT_CURSOR
Cursor for target string sections split by separator of type G
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EL_SPLIT_ON_CHARACTER_8_CURSOR
Optimized implementation of EL_SPLIT_ON_CHARACTER_CURSOR [READABLE_STRING_8]
EL_SPLIT_ON_CHARACTER_CURSOR
EL_ITERABLE_SPLIT_CURSOR implemented with CHARACTER_32 separator
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EL_SPLIT_ON_STRING_CURSOR
EL_ITERABLE_SPLIT_CURSOR implemented with READABLE_STRING_GENERAL separator
EL_STRING_32_ITERATION_CURSOR
External forward one-step iteration cursor for STRING_32
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EL_STRING_8_ITERATION_CURSOR
External forward one-step iteration cursor for STRING_8
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EL_STRING_CURSOR_ROUTINES
Provides access to shared string iteration cursor for general string
EL_STRING_ITERATION_CURSOR
Interface to classes EL_STRING_8_ITERATION_CURSOR and EL_STRING_32_ITERATION_CURSOR
edit
EL_STRING_32_EDITOR
Edit strings of type STRING_32 by applying an editing procedure to all occurrences of substrings that begin and end with a pair of delimiters.
See {EL_STRING_EDITOR}.delete_interior for an example of an editing procedure
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EL_STRING_8_EDITOR
Edit strings of type STRING_8 by applying an editing procedure to all occurrences of substrings that begin and end with a pair of delimiters.
See {EL_STRING_EDITOR}.delete_interior for an example of an editing procedure
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EL_STRING_EDITOR
Edit strings by applying an editing procedure to all occurrences of substrings that begin and end with a pair of delimiters.
See delete_interior for an example of an editing procedure
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EL_ZSTRING_EDITOR
Edit strings of type EL_ZSTRING by applying an editing procedure to all occurrences of substrings that begin and end with a pair of delimiters.
See {EL_STRING_EDITOR}.delete_interior for an example of an editing procedure
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escape
EL_STRING_ESCAPER
String escaper
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escape/support
EL_ESCAPE_TABLE
Character escape table initializeable by a string like the following example for C language
"%T:=t, %N:=n, \:=\"
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EL_ESCAPE_TABLES
Escape tables for common data formats
EL_SHARED_ESCAPE_TABLE
Shared instance of EL_ESCAPE_TABLES
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EL_STRING_32_ESCAPER_IMP
STRING_32 implementation of EL_STRING_ESCAPER_IMP [STRING_GENERAL]
EL_STRING_8_ESCAPER_IMP
STRING_8 implementation of EL_STRING_ESCAPER_IMP [STRING_GENERAL]
EL_STRING_ESCAPER_IMP
String escaper implementation
EL_ZSTRING_ESCAPER_IMP
ZSTRING implementation of EL_STRING_ESCAPER_IMP [STRING_GENERAL]
extra
EL_ITERABLE_SPLIT_FACTORY_ROUTINES
Create optimal EL_ITERABLE_SPLIT instance for READABLE_STRING_GENERAL
EL_READABLE_STRING_GENERAL_ROUTINES
Routines for classes conforming to READABLE_STRING_GENERAL
EL_READABLE_STRING_GENERAL_ROUTINES_IMP
Routines for classes conforming to READABLE_STRING_GENERAL
EL_READABLE_STRING_X_ROUTINES
Routines to supplement handling of strings conforming to READABLE_STRING_8 READABLE_STRING_32
EL_STRING_32_ROUTINES
Expanded instance of EL_STRING_32_ROUTINES_IMP
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EL_STRING_32_ROUTINES_IMP
EL_STRING_X_ROUTINES implemented for READABLE_STRING_32
EL_STRING_8_ROUTINES
Expanded instance of EL_STRING_8_ROUTINES_IMP
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EL_STRING_8_ROUTINES_IMP
EL_STRING_X_ROUTINES implemented for READABLE_STRING_8
EL_STRING_GENERAL_ROUTINES
Convert ZSTRING to READABLE_STRING_GENERAL as STRING_32
EL_STRING_X_ROUTINES
Routines to supplement handling of STRING_8 STRING_32 strings
EL_ZSTRING_ROUTINES
Expanded instance of EL_ZSTRING_ROUTINES_IMP
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EL_ZSTRING_ROUTINES_IMP
EL_STRING_X_ROUTINES implemented for EL_READABLE_ZSTRING plus a few extra convenience routines
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helper
EL_APPENDABLE_TO_STRING_GENERAL
Object that can append a text representation of it self to a string conforming to STRING_GENERAL
EL_BOYER_MOORE_SEARCHER_32
Efficient Boyer-Moore Search for Unicode Strings See: codeproject.com Article
EL_CASE_COMPARISON
Case comparison
EL_FORMAT_INTEGER
FORMAT_INTEGER with ability to spell numbers in English from 0 to 99
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EL_STRING_32_BIT_COUNTABLE
EL_STRING_BIT_COUNTABLE applicable to generic class taking a string parameter conforming to READABLE_STRING_32
EL_STRING_8_BIT_COUNTABLE
EL_STRING_BIT_COUNTABLE applicable to generic class taking a string parameter conforming to READABLE_STRING_8
EL_STRING_BIT_COUNTABLE
EL_BIT_COUNTABLE applicable to generic class taking a string parameter conforming to READABLE_STRING_GENERAL
EL_STRING_NODE
Abstraction to set a field conforming to STRING_GENERAL from a document node
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EL_TEMPLATE
Basic string template to substitute variables names with possible forms:
$a_1 OR ${a_1}
and composed of characters in ranges
'a' .. 'z' 'A' .. 'Z' '0' .. '9' '_'
For a literal dollar sign use % to escape it, for example: "USD 100 %$"
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EL_TEXT_PATTERN_I
Abstract text pattern
EL_TYPE_CONVERSION_HANDLER
Allows access to Ctoi_convertor and Ctor_convertor in class READABLE_STRING_GENERAL
immutable
EL_IMMUTABLE_32_MANAGER
Forces shared string data into an instance of IMMUTABLE_STRING_32
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EL_IMMUTABLE_8_MANAGER
Forces shared string data into an instance of IMMUTABLE_STRING_8
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EL_IMMUTABLE_STRING_MANAGER
Injects shared string data into an instance of a string conforming to IMMUTABLE_STRING_GENERAL
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EL_SHARED_IMMUTABLE_32_MANAGER
Shared instance of EL_IMMUTABLE_32_MANAGER
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EL_SHARED_IMMUTABLE_8_MANAGER
Shared instance of EL_IMMUTABLE_8_MANAGER
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iterable
EL_ITERABLE_SPLIT
Iterable string split with separator of type G
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EL_SPLIT_IMMUTABLE_STRING_32_ON_CHARACTER
Split target string of type IMMUTABLE_STRING_32 with separator of type CHARACTER_32
EL_SPLIT_IMMUTABLE_STRING_32_ON_CHARACTER_CURSOR
EL_SPLIT_ON_CHARACTER_CURSOR [IMMUTABLE_STRING_32] implemented using shared_substring for item_copy
EL_SPLIT_IMMUTABLE_STRING_8_ON_CHARACTER
Split target string of type IMMUTABLE_STRING_8 with separator of type CHARACTER_32
EL_SPLIT_IMMUTABLE_STRING_8_ON_CHARACTER_CURSOR
EL_SPLIT_ON_CHARACTER_CURSOR [IMMUTABLE_STRING_8] implemented using shared_substring for item_copy
EL_SPLIT_ON_CHARACTER
Split target string conforming to READABLE_STRING_GENERAL with separator of type CHARACTER_32
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EL_SPLIT_ON_CHARACTER_32
Split target string conforming to READABLE_STRING_32 with separator of type CHARACTER_32
EL_SPLIT_ON_CHARACTER_32_CURSOR
Optimized implementation of EL_SPLIT_ON_CHARACTER_CURSOR [READABLE_STRING_32]
EL_SPLIT_ON_CHARACTER_8
Split target string conforming to READABLE_STRING_8 with separator of type CHARACTER_32
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EL_SPLIT_ON_STRING
Split target string conforming to READABLE_STRING_GENERAL with separator of type READABLE_STRING_GENERAL
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EL_SPLIT_ZSTRING_ON_CHARACTER_CURSOR
Optimized implementation of EL_SPLIT_ON_CHARACTER_CURSOR [ZSTRING]
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EL_SPLIT_ZSTRING_ON_STRING_CURSOR
Optimized implementation of EL_SPLIT_ON_STRING_CURSOR [ZSTRING]
share
EL_CASE
Word case constants
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EL_CHARACTER_32_CONSTANTS
Character constants that be multiplied as a ZSTRING instance with the * operator
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EL_CHARACTER_8_CONSTANTS
Character constants that be multiplied as a STRING_8 instance with * operator. Use char function for uncommon characters.
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EL_MODULE_STRING
Shared access to routines of class EL_ZSTRING_ROUTINES_IMP
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EL_MODULE_STRING_32
Shared access to routines of class EL_STRING_32_ROUTINES_IMP
EL_MODULE_STRING_8
Shared access to routines of class EL_STRING_8_ROUTINES_IMP
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EL_SHARED_FILLED_STRING_TABLES
Shared instances of tables conforming to EL_FILLED_STRING_TABLE [READABLE_STRING_GENERAL]
EL_SHARED_STRING_32_CURSOR
Shared instance of EL_STRING_32_ITERATION_CURSOR
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EL_SHARED_STRING_8_CURSOR
Shared instance of EL_STRING_8_ITERATION_CURSOR
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EL_SHARED_ZSTRING_CURSOR
Shared instance of EL_ZSTRING_ITERATION_CURSOR
EL_STRING_32_CONSTANTS
Constants for class STRING_32
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EL_STRING_8_CONSTANTS
Constants related to class STRING_8
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EL_ZSTRING_CONSTANTS
Constants for class EL_ZSTRING (AKA ZSTRING)
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special
EL_CODE_STRING
Latin-1 code string that fits into 8 bytes or less and is initializeable from any of the NATURAL_<X> numeric data types.
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EL_STRING_32
Extended STRING_32
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EL_STRING_8
Extensions for STRING_8
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special/encoded
EL_ENCODED_STRING_8
A string with a mix of literal characters and characters represented as an escape sequence starting with character escape_character.
EL_URI
Uniform Resource Identifier as defined by RFC 3986
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EL_URI_PATH_ELEMENT_STRING_8
URL encoded string with unescaped path separator
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EL_URI_PATH_STRING_8
Encoded location
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EL_URI_QUERY_STRING_8
URI query (or fragment) string
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EL_URI_STRING_8
A unicode string percent-encoded according to specification RFC 3986. See: https://en.wikipedia.org/wiki/Percent-encoding
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EL_URL
Uniform Resource Locator
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EL_URL_QUERY_STRING_8
URL query string
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EL_UTF_8_STRING
String encoded as UTF-8
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structures
EL_CACHED_STRING
Cached string
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EL_OCCURRENCE_INTERVALS
List of all occurrence intervals of a pattern or character in a string conforming to READABLE_STRING_GENERAL
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EL_SPLIT_INTERVALS
List of all split-intervals in a string conforming to READABLE_STRING_GENERAL split by a string or character delimiter.
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EL_STRING_SPLIT_CONTAINER
Abstraction representing container to be filled with split substrings
structures/grid
EL_IMMUTABLE_STRING_32_GRID
2 dimensional array of IMMUTABLE_STRING_32 strings that share the same comma separated text of a STRING_32 manifest constant
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EL_IMMUTABLE_STRING_8_GRID
2 dimensional array of IMMUTABLE_STRING_8 strings that share the same comma separated text of a STRING_8 manifest constant
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EL_IMMUTABLE_STRING_GRID
2 dimensional array of immutable strings that share the same text of a comma separated manifest constant conforming to STRING_GENERAL
structures/list
EL_COMPACT_ZSTRING_ITERATION_CURSOR
Iteration_cursor for EL_COMPACT_ZSTRING_LIST
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EL_LINEAR_STRINGS
Abstraction for joining strings using routines in EL_LINEAR [S]
EL_LINKED_STRING_LIST
Linked string list
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EL_OCCURRENCE_EDITOR
Object that edits substring intervals in a string conforming to STRING_GENERAL
EL_SPLIT_IMMUTABLE_STRING_LIST
Splits strings conforming to IMMUTABLE_STRING_GENERAL
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EL_SPLIT_READABLE_STRING_ITERATION_CURSOR
Iteration_cursor for EL_SPLIT_READABLE_STRING_LIST
EL_SPLIT_READABLE_STRING_LIST
A virtual split-list of strings conforming to READABLE_STRING_GENERAL represented as a 2-dimensional array of substring intervals
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EL_SPLIT_STRING_ITERATION_CURSOR
Iteration_cursor for EL_SPLIT_READABLE_STRING_LIST
EL_SPLIT_STRING_LIST
A virtual split-list of strings conforming to STRING_GENERAL represented as an array of substring intervals
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EL_STRING_CHAIN
Chain of strings conforming to STRING_GENERAL
EL_STRING_LIST
List of strings conforming to STRING_GENERAL
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structures/list/string-32
EL_SPLIT_IMMUTABLE_STRING_32_LIST
A list of substring index intervals conforming to EL_SPLIT_INTERVALS for a string of type IMMUTABLE_STRING_32
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EL_SPLIT_STRING_32_LIST
A list of substring index intervals conforming to EL_SPLIT_INTERVALS for a string of type STRING_32
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EL_STRING_32_LIST
List of strings of type STRING_32
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EL_STRING_32_OCCURRENCE_EDITOR
Object that edits substring intervals of a STRING_32 instance
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EL_STRING_32_OCCURRENCE_INTERVALS
OCCURRENCE_INTERVALS optimized for strings conforming to READABLE_STRING_32
EL_STRING_32_SPLIT_INTERVALS
SPLIT_INTERVALS optimized for strings conforming to READABLE_STRING_32
structures/list/string-8
EL_SPLIT_IMMUTABLE_STRING_8_LIST
A list of substring index intervals conforming to EL_SPLIT_INTERVALS for a string of type IMMUTABLE_STRING_8
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EL_SPLIT_IMMUTABLE_UTF_8_LIST
Split immutable UTF 8 list
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EL_SPLIT_STRING_8_LIST
A list of substring index intervals conforming to EL_SPLIT_INTERVALS for a string of type STRING_8
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EL_STRING_8_LIST
List of strings of type STRING_8
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EL_STRING_8_OCCURRENCE_EDITOR
Object that edits substring intervals of a STRING_8 instance
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EL_STRING_8_OCCURRENCE_INTERVALS
EL_OCCURRENCE_INTERVALS optimized for strings conforming to READABLE_STRING_8
EL_STRING_8_SPLIT_INTERVALS
EL_SPLIT_INTERVALS optimized for strings conforming to READABLE_STRING_8
structures/list/zstring
EL_COMPACT_ZSTRING_LIST
Memory efficient list of ZSTRING with character data stored as a single UTF-8 encoding instance of IMMUTABLE_STRING_8 using class EL_SPLIT_IMMUTABLE_UTF_8_LIST
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EL_SPLIT_ZSTRING_LIST
A list of substring index intervals conforming to EL_SPLIT_INTERVALS for a string of type ZSTRING
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EL_ZSTRING_LIST
List of strings of type ZSTRING
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EL_ZSTRING_OCCURRENCE_EDITOR
Object that edits substring intervals of a ZSTRING instance
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EL_ZSTRING_OCCURRENCE_INTERVALS
EL_OCCURRENCE_INTERVALS optimized for strings of type ZSTRING
EL_ZSTRING_SPLIT_INTERVALS
EL_SPLIT_INTERVALS optimized for strings of type ZSTRING
structures/table
EL_FILLED_STRING_32_TABLE
Table of filled strings of type STRING_32
EL_FILLED_STRING_8_TABLE
Table of filled strings of type STRING_8
EL_FILLED_STRING_TABLE
Table of filled strings of type conforming to READABLE_STRING_GENERAL
EL_FILLED_ZSTRING_TABLE
Table of filled strings of type EL_ZSTRING
EL_IMMUTABLE_STRING_32_TABLE
Implementation of EL_IMMUTABLE_STRING_TABLE for keys and virtual items of type IMMUTABLE_STRING_32 and initialized by a manifest string of type STRING_32
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EL_IMMUTABLE_STRING_8_TABLE
Implementation of EL_IMMUTABLE_STRING_TABLE for keys and virtual items of type IMMUTABLE_STRING_8 and initialized by a manifest string of type STRING_8
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EL_IMMUTABLE_STRING_TABLE
A table mapping keys conforming to type IMMUTABLE_STRING_GENERAL to virtual items of the same type. The table with all the keys and items uses a shared character area. The looked up items are virtual because they are created on demand from a compact interval of type INTEGER_64.
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EL_IMMUTABLE_UTF_8_TABLE
Compact string table with items encoded as shared UTF-8 created from table manifest formatted as:
key_1: line 1.. line 2.. key_2: line 1.. line 2.. ..
The keys must be lowercase Eiffel identifiers.
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EL_STRING_HASH_TABLE
Hash table with keys conforming to READABLE_STRING_GENERAL
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EL_ZSTRING_HASH_TABLE
Hash table with ZSTRING as lookup key
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substring-array
EL_INDEXABLE_SUBSTRING_32_ARRAY
An object providing fast sequential lookups of character code at a subarray index of an area belonging to an instance of EL_SUBSTRING_32_ARRAY
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EL_SUBSTRING_32_ARRAY
Array of sequential substrings from an instance of STRING_32 compacted into a single SPECIAL array:
area: SPECIAL [NATURAL]
area [0] contains the substring count: count
area [1] -> area [count * 2] contains a series of count interval specifications [lower, upper]
area [count * 2 + 1] -> area [area.count - 1] contains the combined substring character data
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EL_SUBSTRING_32_ARRAY_IMPLEMENTATION
Implementation routines for EL_SUBSTRING_32_ARRAY
EL_SUBSTRING_32_ARRAY_ITERATOR
Iterator for EL_SUBSTRING_32_ARRAY
EL_SUBSTRING_32_BUFFER
Temporary fast buffer contents of a EL_SUBSTRING_32_ARRAY
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EL_SUBSTRING_32_CONTAINER
Abstraction to obtain count of STRING_32 substrings
EL_SUBSTRING_32_LIST
An extendible buffer for creating instances of EL_SUBSTRING_32_ARRAY
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unescape
EL_STRING_32_UNESCAPER
Unescape strings conforming to READABLE_STRING_32
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EL_STRING_8_UNESCAPER
Unescape strings conforming to READABLE_STRING_8
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EL_STRING_GENERAL_UNESCAPER
General string unescaper
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