Immutable sequence of characters.

String objects may be created using literals.

assert "Hello World!" isa String

Introduced properties

fun dgettext(domain: String): String

core :: String :: dgettext

Gettext dgettext, SEE gettext manual for further info
fun environ: String

core :: String :: environ

Return environment value for the symbol.
fun get_translation(domain: String, dir: String): String

core :: String :: get_translation

Gets the translation of self via gettext from dir using domain
fun gettext: String

core :: String :: gettext

Gettext gettext, SEE gettext manual for further info
fun is_valid_macro_name: Bool

core :: String :: is_valid_macro_name

Is self a valid macro identifier?
fun md_to_html: Writable

core :: String :: md_to_html

Parse self as markdown and return the HTML representation
fun program_is_in_path: Bool

core :: String :: program_is_in_path

Search for the program self in all directories from PATH
fun setenv(v: String)

core :: String :: setenv

Set the enviroment value of a variable.
fun strip_start_slashes: String

core :: String :: strip_start_slashes

Returns a String copy of self without any of the prefixed '/'s
fun to_symbol: Symbol

core :: String :: to_symbol

Get the unique corresponding to the string
fun to_u16string: U16String

core :: String :: to_u16string

Returns a UTF-16 encoded version of self
fun u16_length: Int

core :: String :: u16_length

Returns the number of UTF-16 code units in self
fun unescape_string: String

core :: String :: unescape_string

Remove escape backslash from string

Redefined properties

redef type SELF: String

core $ String :: SELF

Type of this instance, automatically specialized in every class
redef type SELFTYPE: String

core $ String :: SELFTYPE

Type of self (used for factorization of several methods, ex : substring_from, empty...)
redef fun add_to_bundle(bundle: NativeBundle, key: JavaString)

android :: bundle $ String :: add_to_bundle

Called by []= to dynamically choose the appropriate method according
redef fun clone: SELF

core $ String :: clone

Duplicate self
redef fun is_same_serialized(o: nullable Object): Bool

serialization :: engine_tools $ String :: is_same_serialized

Is self the same as other in a serialization context?
redef fun serialization_hash: Int

serialization :: engine_tools $ String :: serialization_hash

Hash value use for serialization
redef fun to_buffer: Buffer

core $ String :: to_buffer

Returns a copy of self as a Buffer
redef fun to_camel_case: SELFTYPE

core $ String :: to_camel_case

Takes a snake case self and converts it to camel case
redef fun to_jvalue(env: JniEnv): JValue

jvm :: jvm $ String :: to_jvalue

redef fun to_s: String

core $ String :: to_s

User readable representation of self.
redef fun to_snake_case: SELFTYPE

core $ String :: to_snake_case

Takes a camel case self and converts it to snake case

All properties

fun !=(other: nullable Object): Bool

core :: Object :: !=

Have self and other different values?
abstract fun *(i: Int): SELFTYPE

core :: Text :: *

Concatenates self i times
abstract fun +(o: Text): SELFTYPE

core :: Text :: +

Concatenates o to self
fun /(path: Text): String

core :: Text :: /

Alias for join_path
abstract fun <(other: OTHER): Bool

core :: Comparable :: <

Is self lesser than other?
fun <=(other: OTHER): Bool

core :: Comparable :: <=

not other < self
fun <=>(other: OTHER): Int

core :: Comparable :: <=>

-1 if <, +1 if > and 0 otherwise
fun ==(other: nullable Object): Bool

core :: Object :: ==

Have self and other the same value?
fun >(other: OTHER): Bool

core :: Comparable :: >

other < self
fun >=(other: OTHER): Bool

core :: Comparable :: >=

not self < other
type CLASS: Class[SELF]

core :: Object :: CLASS

The type of the class of self.
type OTHER: Comparable

core :: Comparable :: OTHER

What self can be compared to?
type SELF: Object

core :: Object :: SELF

Type of this instance, automatically specialized in every class
type SELFTYPE: Text

core :: Text :: SELFTYPE

Type of self (used for factorization of several methods, ex : substring_from, empty...)
fun [](index: Int): Char

core :: Text :: []

Access a character at index in the string.
fun a_to(base: Int): Int

core :: Text :: a_to

If self contains only digits and letters, return the corresponding integer in a given base
protected fun accept_json_serializer(v: JsonSerializer)

serialization :: Serializable :: accept_json_serializer

Refinable service to customize the serialization of this class to JSON
protected fun accept_msgpack_attribute_counter(v: AttributeCounter)

serialization :: Serializable :: accept_msgpack_attribute_counter

Hook to customize the behavior of the AttributeCounter
protected fun accept_msgpack_serializer(v: MsgPackSerializer)

serialization :: Serializable :: accept_msgpack_serializer

Hook to customize the serialization of this class to MessagePack
protected fun add_to_bundle(bundle: NativeBundle, key: JavaString)

serialization :: Serializable :: add_to_bundle

Called by []= to dynamically choose the appropriate method according
fun alert

core :: Text :: alert

Raise a JavaScript alert
fun append_to_bytes(b: Bytes)

core :: Text :: append_to_bytes

Appends self.bytes to b
fun basename(extension: nullable String): String

core :: Text :: basename

Extract the basename of a path and strip the extension
fun binarydigest_to_bytes: Bytes

core :: Text :: binarydigest_to_bytes

Return a Bytes by reading 0 and 1.
fun blue: String

core :: Text :: blue

Make the text appear in blue in a ANSI/VT100 terminal.
fun bold: String

core :: Text :: bold

Make the text appear in bold in a ANSI/VT100 terminal.
abstract fun byte_length: Int

core :: Text :: byte_length

Number of bytes in self
abstract fun bytes: SequenceRead[Int]

core :: Text :: bytes

Gets a view on the bytes of the Text object
fun capitalized(keep_upper: nullable Bool): SELFTYPE

core :: Text :: capitalized

Returns a capitalized self
abstract fun chars: SequenceRead[Char]

core :: Text :: chars

Gets a view on the chars of the Text object
fun chdir: nullable Error

core :: Text :: chdir

Change the current working directory
fun check_base64: nullable Error

core :: Text :: check_base64

Is self a well-formed Base64 entity ?
fun chomp: SELFTYPE

core :: Text :: chomp

Returns self removed from its last line terminator (if any).
fun clamp(min: OTHER, max: OTHER): OTHER

core :: Comparable :: clamp

Constraint self within [min..max]
protected fun class_factory(name: String): CLASS

core :: Object :: class_factory

Implementation used by get_class to create the specific class.
fun class_name: String

core :: Object :: class_name

The class name of the object.
abstract fun clone: SELF

core :: Cloneable :: clone

Duplicate self
fun copy_to_native(dest: CString, n: Int, src_offset: Int, dest_offset: Int)

core :: Text :: copy_to_native

Copies n bytes from self at src_offset into dest starting at dest_offset
fun core_serialize_to(serializer: Serializer)

serialization :: Serializable :: core_serialize_to

Actual serialization of self to serializer
fun cyan: String

core :: Text :: cyan

Make the text appear in cyan in a ANSI/VT100 terminal.
fun decode_base64: Bytes

core :: Text :: decode_base64

Decodes the receiver string to base64 using a custom padding character.
fun deserialize_json(static_type: nullable String): nullable Object

core :: Text :: deserialize_json

Deserialize a nullable Object from this JSON formatted string
fun dgettext(domain: String): String

core :: String :: dgettext

Gettext dgettext, SEE gettext manual for further info
fun dirname: String

core :: Text :: dirname

Extract the dirname of a path
protected abstract fun empty: SELFTYPE

core :: Text :: empty

Returns an empty Text of the right type
fun encode_base64: String

core :: Text :: encode_base64

Encodes the receiver string to base64 using a custom padding character.
fun english_scoring: Float

core :: Text :: english_scoring

Score self according to english's letter frequency.
fun environ: String

core :: String :: environ

Return environment value for the symbol.
fun escape_more_to_c(chars: String): String

core :: Text :: escape_more_to_c

Escape additionnal characters
fun escape_to_c: String

core :: Text :: escape_to_c

Escape " \ ', trigraphs and non printable characters using the rules of literal C strings and characters
fun escape_to_dot: String

core :: Text :: escape_to_dot

Escape string used in labels for graphviz
fun escape_to_js: Text

core :: Text :: escape_to_js

Escape the content of self to pass to JavaScript code
fun escape_to_mk: String

core :: Text :: escape_to_mk

Escape to include in a Makefile
fun escape_to_nit: String

core :: Text :: escape_to_nit

Escape to C plus braces
fun escape_to_sh: String

core :: Text :: escape_to_sh

Escape to POSIX Shell (sh).
fun escape_to_utf16: String

core :: Text :: escape_to_utf16

Returns self with all characters escaped with their UTF-16 representation
fun file_copy_to(dest: String)

core :: Text :: file_copy_to

Copy content of file at self to dest
fun file_delete: Bool

core :: Text :: file_delete

Remove a file, return true if success
fun file_exists: Bool

core :: Text :: file_exists

return true if a file with this names exists
fun file_extension: nullable String

core :: Text :: file_extension

Return right-most extension (without the dot)
fun file_lstat: nullable FileStat

core :: Text :: file_lstat

The status of a file or of a symlink. see POSIX lstat(2).
fun file_stat: nullable FileStat

core :: Text :: file_stat

The status of a file. see POSIX stat(2).
fun files: Array[String]

core :: Text :: files

Returns entries contained within the directory represented by self.
fun first: Char

core :: Text :: first

Gets the first char of the Text
fun format(args: Object...): String

core :: Text :: format

Format self by replacing each %n with the nth item of args
init from_deserializer(deserializer: Deserializer)

serialization :: Serializable :: from_deserializer

Create an instance of this class from the deserializer
fun from_percent_encoding: String

core :: Text :: from_percent_encoding

Decode self from percent (or URL) encoding to a clear string
fun from_utf16_digit(pos: nullable Int): Int

core :: Text :: from_utf16_digit

Returns a UTF-16 escape value
fun from_utf16_escape(pos: nullable Int, ln: nullable Int): Char

core :: Text :: from_utf16_escape

Returns the Unicode char escaped by self
fun get_class: CLASS

core :: Object :: get_class

The meta-object representing the dynamic type of self.
fun get_translation(domain: String, dir: String): String

core :: String :: get_translation

Gets the translation of self via gettext from dir using domain
fun gettext: String

core :: String :: gettext

Gettext gettext, SEE gettext manual for further info
fun gray: String

core :: Text :: gray

Make the text appear in dark gray (or black) in a ANSI/VT100 terminal.
fun green: String

core :: Text :: green

Make the text appear in green in a ANSI/VT100 terminal.
fun group_exists: Bool

core :: Text :: group_exists

Does the operating system know the group named self?
fun has(pattern: Pattern): Bool

core :: Text :: has

Does self contains at least one instance of pattern?
fun has_prefix(prefix: String): Bool

core :: Text :: has_prefix

Is this string prefixed by prefix?
fun has_substring(str: String, pos: Int): Bool

core :: Text :: has_substring

Does self have a substring str starting from position pos?
fun has_suffix(suffix: String): Bool

core :: Text :: has_suffix

Is this string suffixed by suffix?
fun hash: Int

core :: Object :: hash

The hash code of the object.
fun hexdigest: String

core :: Text :: hexdigest

Gets the hexdigest of the bytes of self
fun hexdigest_to_bytes: Bytes

core :: Text :: hexdigest_to_bytes

Returns a new Bytes instance with the digest as content
fun html_escape: String

core :: Text :: html_escape

Escape the characters <, >, &, ", ' and / as HTML/XML entity references.
fun http_download(output_path: nullable Text, accept_status_code: nullable Int): nullable String

core :: Text :: http_download

Download the file at URL self to output_path with a simple HTTP request
fun http_get(accept_status_code: nullable Int): nullable String

core :: Text :: http_get

Execute a simple HTTP GET request to the URL self
fun index_of(c: Char): Int

core :: Text :: index_of

Gets the index of the first occurence of 'c'
fun index_of_from(c: Char, pos: Int): Int

core :: Text :: index_of_from

Gets the index of the first occurence of ´c´ starting from ´pos´
init init

core :: Object :: init

abstract fun insert_at(s: String, pos: Int): SELFTYPE

core :: Text :: insert_at

Insert s at pos.
fun inspect: String

core :: Object :: inspect

Developer readable representation of self.
protected fun inspect_head: String

core :: Object :: inspect_head

Return "CLASSNAME:#OBJECTID".
fun is_base64: Bool

core :: Text :: is_base64

Is self a well-formed Base64 entity ?
fun is_between(c: OTHER, d: OTHER): Bool

core :: Comparable :: is_between

c <= self <= d
fun is_bi: Bool

core :: Text :: is_bi

Is self a well-formed BigInt (i.e. parsable via to_bi)
fun is_bin: Bool

core :: Text :: is_bin

Returns true if the string contains only Binary digits
fun is_dec: Bool

core :: Text :: is_dec

Returns true if the string contains only Decimal digits
fun is_empty: Bool

core :: Text :: is_empty

Is the current Text empty (== "")
fun is_hex: Bool

core :: Text :: is_hex

Returns true if the string contains only Hex chars
protected fun is_in(s: Text): Bool

core :: Pattern :: is_in

Is self in s?
fun is_int: Bool

core :: Text :: is_int

Is self a well-formed Integer (i.e. parsable via to_i)
fun is_lower: Bool

core :: Text :: is_lower

Are all letters in self lower-case ?
fun is_num: Bool

core :: Text :: is_num

Is self a valid integer ?
fun is_numeric: Bool

core :: Text :: is_numeric

Is this string in a valid numeric format compatible with to_f?
fun is_oct: Bool

core :: Text :: is_oct

Returns true if the string contains only Octal digits
fun is_r: Bool

core :: Text :: is_r

Is self a well-formed Ratio (i.e. parsable via to_r)
intern fun is_same_instance(other: nullable Object): Bool

core :: Object :: is_same_instance

Return true if self and other are the same instance (i.e. same identity).
fun is_same_serialized(other: nullable Object): Bool

core :: Object :: is_same_serialized

Is self the same as other in a serialization context?
intern fun is_same_type(other: Object): Bool

core :: Object :: is_same_type

Return true if self and other have the same dynamic type.
fun is_sha1_digest: Bool

core :: Text :: is_sha1_digest

Is self a SHA-1 hexdigest?
fun is_upper: Bool

core :: Text :: is_upper

Are all letters in self upper-case ?
fun is_valid_hexdigest: Bool

core :: Text :: is_valid_hexdigest

Is self a valid hexdigest ?
fun is_valid_macro_name: Bool

core :: String :: is_valid_macro_name

Is self a valid macro identifier?
fun is_whitespace: Bool

core :: Text :: is_whitespace

Is the string non-empty but only made of whitespaces?
fun iterator: Iterator[Char]

core :: Text :: iterator

Gets an iterator on the chars of self
fun join_path(path: Text): String

core :: Text :: join_path

Correctly join two path using the directory separator.
fun justify(length: Int, left: Float, char: nullable Char): String

core :: Text :: justify

Justify self in a space of length
fun l_trim: SELFTYPE

core :: Text :: l_trim

Removes the whitespaces at the beginning of self
fun last: Char

core :: Text :: last

Gets the last char of self
fun last_index_of(c: Char): Int

core :: Text :: last_index_of

Gets the last index of char ´c´
fun last_index_of_from(item: Char, pos: Int): Int

core :: Text :: last_index_of_from

The index of the last occurrence of an element starting from pos (in reverse order).
abstract fun length: Int

core :: Text :: length

Number of characters contained in self.
fun levenshtein_distance(other: String): Int

core :: Text :: levenshtein_distance

Return the Levenshtein distance between two strings
fun light_gray: String

core :: Text :: light_gray

Make the text appear in light gray (or white) in a ANSI/VT100 terminal.
fun max(other: OTHER): OTHER

core :: Comparable :: max

The maximum between self and other (prefers self if equals).
fun md5: String

core :: Text :: md5

MD5 digest of self
fun md_to_html: Writable

core :: String :: md_to_html

Parse self as markdown and return the HTML representation
fun min(c: OTHER): OTHER

core :: Comparable :: min

The minimum between self and c (prefer self if equals)
fun mkdir(mode: nullable Int): nullable Error

core :: Text :: mkdir

Create a directory (and all intermediate directories if needed)
protected fun msgpack_extra_array_items: Int

serialization :: Serializable :: msgpack_extra_array_items

Hook to request a larger than usual metadata array
intern fun object_id: Int

core :: Object :: object_id

An internal hash code for the object based on its identity.
fun open_in_browser

core :: Text :: open_in_browser

Open the URL self with the default browser
fun output

core :: Object :: output

Display self on stdout (debug only).
intern fun output_class_name

core :: Object :: output_class_name

Display class name on stdout (debug only).
fun pack_l(ln: Int): Array[Text]

core :: Text :: pack_l

Packs the content of a string in packs of ln chars.
fun pack_r(ln: Int): Array[Text]

core :: Text :: pack_r

Packs the content of a string in packs of ln chars.
fun parse_bmfont(dir: String): MaybeError[BMFont, Error]

core :: Text :: parse_bmfont

Parse self as an XML BMFont description file
fun parse_json: nullable Serializable

core :: Text :: parse_json

Parse self as JSON.
fun prefix(t: Text): nullable Match

core :: Text :: prefix

Extract a given prefix, if any.
fun program_is_in_path: Bool

core :: String :: program_is_in_path

Search for the program self in all directories from PATH
fun purple: String

core :: Text :: purple

Make the text appear in magenta in a ANSI/VT100 terminal.
fun r_trim: SELFTYPE

core :: Text :: r_trim

Removes the whitespaces at the end of self
fun railfence(depth: Int): Text

core :: Text :: railfence

Returns a rail-fence cipher from self with depth rails
fun realpath: String

core :: Text :: realpath

Return the canonicalized absolute pathname (see POSIX function realpath)
fun red: String

core :: Text :: red

Make the text appear in red in a ANSI/VT100 terminal.
fun relpath(dest: String): String

core :: Text :: relpath

Returns the relative path needed to go from self to dest.
fun remove_all(pattern: Pattern): String

core :: Text :: remove_all

Returns a copy of self minus all occurences of pattern
fun replace(pattern: Pattern, string: Text): String

core :: Text :: replace

Replace all occurrences of pattern with string
fun replace_first(pattern: Pattern, string: Text): String

core :: Text :: replace_first

Replace the first occurrence of pattern with string
abstract fun reversed: SELFTYPE

core :: Text :: reversed

Returns a reversed version of self
fun rmdir: nullable Error

core :: Text :: rmdir

Delete a directory and all of its content, return true on success
fun rot(x: Int): Text

core :: Text :: rot

Performs a Rotation of x on each letter of self
fun run_js

core :: Text :: run_js

Run self as JavaScript code
fun search(pattern: Pattern): nullable Match

core :: Text :: search

Search the first occurence of pattern.
fun search_all(pattern: Pattern): Array[Match]

core :: Text :: search_all

Search all occurrences of pattern into self.
protected fun search_all_in(s: Text): Array[Match]

core :: Pattern :: search_all_in

Search all self occurrences into s.
fun search_from(pattern: Pattern, from: Int): nullable Match

core :: Text :: search_from

Search the first occurence of pattern after from.
protected abstract fun search_in(s: Text, from: Int): nullable Match

core :: Pattern :: search_in

Search self into s from a certain position.
protected abstract fun search_index_in(s: Text, from: Int): Int

core :: Pattern :: search_index_in

Search self into s from a certain position.
fun search_last(t: Text): nullable Match

core :: Text :: search_last

Search the last occurence of the text t.
fun search_last_up_to(t: Text, up_to: Int): nullable Match

core :: Text :: search_last_up_to

Search the last occurence of the text t before up_to.
protected abstract fun send(mpi: MPI, at: Int, count: Int, dest: Rank, tag: Tag, comm: Comm)

mpi :: Sendable :: send

Type specific send over MPI
protected abstract fun send_all(mpi: MPI, dest: Rank, tag: Tag, comm: Comm)

mpi :: Sendable :: send_all

Type specific send full buffer over MPI
fun serialization_hash: Int

core :: Object :: serialization_hash

Hash value use for serialization
fun serialize_msgpack(plain: nullable Bool): Bytes

serialization :: Serializable :: serialize_msgpack

Serialize self to MessagePack bytes
fun serialize_to(serializer: Serializer)

serialization :: Serializable :: serialize_to

Serialize self to serializer
fun serialize_to_json(plain: nullable Bool, pretty: nullable Bool): String

serialization :: Serializable :: serialize_to_json

Serialize self to JSON
fun setenv(v: String)

core :: String :: setenv

Set the enviroment value of a variable.
fun sha1: Bytes

core :: Text :: sha1

Computes the SHA1 of the receiver
fun sha1_hexdigest: String

core :: Text :: sha1_hexdigest

Computes the SHA1 of the receiver.
fun simplify_path: String

core :: Text :: simplify_path

Simplify a file path by remove useless ., removing //, and resolving ..
fun split(pattern: Pattern): Array[String]

core :: Text :: split

Split self using pattern as separator.
protected fun split_in(s: Text): Array[Match]

core :: Pattern :: split_in

Split s using self is separator.
fun split_once_on(pattern: Pattern): Array[SELFTYPE]

core :: Text :: split_once_on

Split self on the first occurence of pattern
fun split_with(pattern: Pattern): Array[String]

core :: Text :: split_with

@deprecated alias for split
fun strip_extension(extension: nullable String): String

core :: Text :: strip_extension

Remove the trailing extension.
fun strip_nullable: Text

core :: Text :: strip_nullable

Strip the nullable prefix from the type name self
fun strip_nullable_and_params: Text

core :: Text :: strip_nullable_and_params

Strip the nullable prefix and the params from the type name self
fun strip_start_slashes: String

core :: String :: strip_start_slashes

Returns a String copy of self without any of the prefixed '/'s
abstract fun substring(from: Int, count: Int): SELFTYPE

core :: Text :: substring

Create a substring.
fun substring_from(from: Int): SELFTYPE

core :: Text :: substring_from

Create a substring from self beginning at the from position
fun suffix(t: Text): nullable Match

core :: Text :: suffix

Extract a given suffix, if any.
intern fun sys: Sys

core :: Object :: sys

Return the global sys object, the only instance of the Sys class.
fun to_a: Array[Char]

core :: Text :: to_a

Gets an Array containing the chars of self
fun to_bi: BigInt

core :: Text :: to_bi

If self contains a BigInt, return the corresponding BigInt
fun to_bin: Int

core :: Text :: to_bin

If self contains only '0' et '1', return the corresponding integer.
abstract fun to_buffer: Buffer

core :: Text :: to_buffer

Returns a copy of self as a Buffer
fun to_bytes: Bytes

core :: Text :: to_bytes

Returns a mutable copy of self's bytes
abstract fun to_camel_case: SELFTYPE

core :: Text :: to_camel_case

Takes a snake case self and converts it to camel case
fun to_cmangle: String

core :: Text :: to_cmangle

Mangle a string to be a unique string only made of alphanumeric characters and underscores.
fun to_cpp_string: CppString

core :: Text :: to_cpp_string

Get self as a CppString
abstract fun to_cstring: CString

core :: Text :: to_cstring

Return a null terminated char *
fun to_dec: Int

core :: Text :: to_dec

If self contains only digits '0' .. '9', return the corresponding integer.
fun to_dot: String

core :: Text :: to_dot

Returns the graphviz-formatted content of self
fun to_f: Float

core :: Text :: to_f

If self contains a float, return the corresponding float
fun to_hex(pos: nullable Int, ln: nullable Int): Int

core :: Text :: to_hex

If self contains only digits and alpha <= 'f', return the corresponding integer.
abstract fun to_i: Int

core :: Text :: to_i

Returns self as the corresponding integer
fun to_java_string: JavaString

core :: Text :: to_java_string

Get self as a JavaString
fun to_json: String

serialization :: Serializable :: to_json

Serialize self to plain JSON
fun to_json_value: JsonValue

core :: Text :: to_json_value

Parse self to a JsonValue
abstract fun to_jvalue(env: JniEnv): JValue

core :: Object :: to_jvalue

abstract fun to_lower: SELFTYPE

core :: Text :: to_lower

A lower case version of self
fun to_n: Numeric

core :: Text :: to_n

Get the numeric version of self
fun to_nsstring: NSString

core :: Text :: to_nsstring

Get a NSString from self
fun to_num: nullable Numeric

core :: Text :: to_num

If self is a properly formatted integer, returns the corresponding value
fun to_oct: Int

core :: Text :: to_oct

If self contains only digits <= '7', return the corresponding integer.
fun to_path: Path

core :: Text :: to_path

Access file system related services on the path at self
fun to_percent_encoding: String

core :: Text :: to_percent_encoding

Encode self to percent (or URL) encoding
fun to_pretty_json: String

serialization :: Serializable :: to_pretty_json

Serialize self to plain pretty JSON
fun to_program_name: String

core :: Text :: to_program_name

Convert the path (self) to a program name.
fun to_r: Ratio

core :: Text :: to_r

If self contains a Ratio, return the corresponding Ratio
fun to_re: Regex

core :: Text :: to_re

Get a Regex instance from self
fun to_s: String

core :: Object :: to_s

User readable representation of self.
fun to_sexp: SExpEntity

core :: Text :: to_sexp

Tries to parse self as an S-Expression
abstract fun to_snake_case: SELFTYPE

core :: Text :: to_snake_case

Takes a camel case self and converts it to snake case
fun to_sql_date_string: String

core :: Text :: to_sql_date_string

Format the date represented by self into an escaped string for SQLite
fun to_sql_string: String

core :: Text :: to_sql_string

Return self between 's, escaping \ and '
fun to_symbol: Symbol

core :: String :: to_symbol

Get the unique corresponding to the string
fun to_u16string: U16String

core :: String :: to_u16string

Returns a UTF-16 encoded version of self
abstract fun to_upper: SELFTYPE

core :: Text :: to_upper

A upper case version of self
fun to_xml: XMLEntity

core :: Text :: to_xml

Tries to parse the current string to XML
fun trim: SELFTYPE

core :: Text :: trim

Trims trailing and preceding white spaces
fun u16_length: Int

core :: String :: u16_length

Returns the number of UTF-16 code units in self
fun underline: String

core :: Text :: underline

Make the text underlined in a ANSI/VT100 terminal.
fun unescape_json: Text

core :: Text :: unescape_json

Removes JSON-escaping if necessary in a JSON string
fun unescape_nit: String

core :: Text :: unescape_nit

Return a string where Nit escape sequences are transformed.
fun unescape_string: String

core :: String :: unescape_string

Remove escape backslash from string
fun unescape_to_bytes: Bytes

core :: Text :: unescape_to_bytes

Return a Bytes instance where Nit escape sequences are transformed.
fun unrail(depth: Int): Text

core :: Text :: unrail

Transforms a rail-fence-encrypted Text to its original
fun user_exists: Bool

core :: Text :: user_exists

Does the operating system know the user named self?
fun uvigenere(key: String): String

core :: Text :: uvigenere

Vigenere decoder on ASCII letters.
fun vigenere(key: String): String

core :: Text :: vigenere

Vigenere encoder on ASCII letters.
abstract fun write_to(stream: Writer)

core :: Writable :: write_to

Write itself to a stream
fun write_to_bytes: Bytes

core :: Writable :: write_to_bytes

Like write_to but return a new Bytes (may be quite large)
fun write_to_file(filepath: String)

core :: Writable :: write_to_file

Like write_to but take care of creating the file
fun write_to_string: String

core :: Writable :: write_to_string

Like write_to but return a new String (may be quite large).
fun yellow: String

core :: Text :: yellow

Make the text appear in yellow in a ANSI/VT100 terminal.
package_diagram core::String String core::Text Text core::String->core::Text sqlite3::Sqlite3Data Sqlite3Data core::String->sqlite3::Sqlite3Data serialization::DirectSerializable DirectSerializable core::Text->serialization::DirectSerializable core::Comparable Comparable core::Text->core::Comparable core::Cloneable Cloneable core::Text->core::Cloneable core::Pattern Pattern core::Text->core::Pattern core::Writable Writable core::Text->core::Writable mpi::Sendable Sendable core::Text->mpi::Sendable core::Object Object sqlite3::Sqlite3Data->core::Object ...serialization::DirectSerializable ... ...serialization::DirectSerializable->serialization::DirectSerializable ...core::Comparable ... ...core::Comparable->core::Comparable ...core::Cloneable ... ...core::Cloneable->core::Cloneable ...core::Pattern ... ...core::Pattern->core::Pattern ...core::Writable ... ...core::Writable->core::Writable ...mpi::Sendable ... ...mpi::Sendable->mpi::Sendable ...core::Object ... ...core::Object->core::Object core::FlatString FlatString core::FlatString->core::String

Ancestors

interface Cloneable

core :: Cloneable

Something that can be cloned
interface Comparable

core :: Comparable

The ancestor of class where objects are in a total order.
interface DirectSerializable

serialization :: DirectSerializable

Instances of this class are not delayed and instead serialized immediately
interface Object

core :: Object

The root of the class hierarchy.
interface Pattern

core :: Pattern

Patterns are abstract string motifs (include String and Char).
interface Sendable

mpi :: Sendable

Something sendable directly and efficiently over MPI
interface Serializable

serialization :: Serializable

Instances of this class can be passed to Serializer::serialize
interface Writable

core :: Writable

Things that can be efficienlty written to a Writer

Parents

interface Sqlite3Data

sqlite3 :: Sqlite3Data

A data type supported by Sqlite3
abstract class Text

core :: Text

High-level abstraction for all text representations

Children

abstract class FlatString

core :: FlatString

Immutable strings of characters.

Class definitions

core $ String
# Immutable sequence of characters.
#
# String objects may be created using literals.
#
# ~~~
# assert "Hello World!" isa String
# ~~~
abstract class String
	super Text

	redef type SELFTYPE: String is fixed

	redef fun to_s do return self

	redef fun clone do return self

	redef fun to_buffer do return new Buffer.from_text(self)

	redef fun to_camel_case do
		if self.is_upper then return self

		var new_str = new Buffer.with_cap(length)
		new_str.append self
		new_str.camel_case
		return new_str.to_s
	end

	redef fun to_snake_case do
		if self.is_lower then return self

		var new_str = new Buffer.with_cap(self.length)
		new_str.append self
		new_str.snake_case
		return new_str.to_s
	end
end
lib/core/text/abstract_text.nit:1481,1--1516,3

core :: environ $ String
redef class String
	# Return environment value for the symbol.
	# If there is no such environment variable, then return ""
	#
	#     assert "PATH".environ     != ""
	#     assert "NIT %\n".environ  == ""
	fun environ: String
	do
		var res = self.to_cstring.get_environ
		# FIXME: There is no proper way to handle NULL C string yet. What a pitty.
		var nulstr = once ("".to_cstring.get_environ)
		if res != nulstr then
			return res.to_s
		else
			return ""
		end
	end

	# Set the enviroment value of a variable.
	#
	#     "NITis".setenv("fun")
	#     assert "NITis".environ  == "fun"
	fun setenv(v: String) do to_cstring.setenv( v.to_cstring )

	# Search for the program `self` in all directories from `PATH`
	fun program_is_in_path: Bool
	do
		var sep = if is_windows then ";" else ":"
		var full_path = "PATH".environ
		var paths = full_path.split(sep)
		for path in paths do if path.file_exists then
			if path.join_path(self).file_exists then return true
			if is_windows and (path / self + ".exe").file_exists then return true
		end

		return false
	end
end
lib/core/environ.nit:22,1--59,3

core :: u16_string $ String
redef class String
	# Returns a UTF-16 encoded version of `self`
	fun to_u16string: U16String do return new U16String.from_string(self)

	# Returns the number of UTF-16 code units in `self`
	fun u16_length: Int do
		var n = 0
		for c in chars do
			if c.to_i > 0xFFFF then n += 2 else n += 1
		end
		return n
	end
end
lib/core/text/u16_string.nit:233,1--245,3

gettext :: gettext $ String
redef class String
	# Gets the translation of `self` via gettext from `dir` using `domain`
	#
	# `domain`: Gettext domain, i.e. file/module name
	# `dir`: Where the locale/LC_MESSAGES folder for this domain is located
	fun get_translation(domain, dir: String): String do
		bindtextdomain(domain, dir)
		return dgettext(domain)
	end

	# Gettext `gettext`, SEE gettext manual for further info
	fun gettext: String
	import String.to_cstring, CString.to_s `{
		return CString_to_s(gettext(String_to_cstring(self)));
	`}

	# Gettext `dgettext`, SEE gettext manual for further info
	fun dgettext(domain: String): String
	import String.to_cstring, CString.to_s `{
		return CString_to_s(dgettext(String_to_cstring(domain), String_to_cstring(self)));
	`}
end
lib/gettext/gettext.nit:45,1--66,3

symbol :: symbol $ String
redef class String
	# Get the unique corresponding to the string
	fun to_symbol: Symbol
	do
		var symbol_dictionary = once new HashMap[String, Symbol]
		if symbol_dictionary.has_key(self) then
			return symbol_dictionary[self]
		else
			var symbol = new Symbol(self)
			symbol_dictionary[self] = symbol
			return symbol
		end
	end
end
lib/symbol/symbol.nit:16,1--29,3

markdown2 :: markdown_inline_parsing $ String
redef class String

	# Remove escape backslash from string
	fun unescape_string: String do
		if not has(re_escaped) then return self

		var buffer = new Buffer
		var match = search(re_escaped)
		var last_end = 0
		while match != null do
			buffer.append substring(last_end, match.from - last_end)
			buffer.append substring(match.from + 1, 1)
			last_end = match.after
			match = search_from(re_escaped, last_end)
		end
		if last_end < length then
			buffer.append substring(last_end, length - last_end)
		end
		return buffer.to_s
	end

	# Normalize link reference names
	private fun normalize_reference: String do
		var stripped = self.substring(1, length - 2).trim
		var lowercase = stripped.to_lower # TODO utf-8
		return lowercase.replace(re_whitespace, " ")
	end
end
lib/markdown2/markdown_inline_parsing.nit:1368,1--1395,3

template :: macro $ String
redef class String
	# Reads `self` from pos `from` to pos `to` and store result in `buffer`.
	private fun read_until_pos(from, to: Int, buffer: Buffer): Int do
		if from < 0 or from >= length or
		   to < 0 or to >= length or
	       from >= to then return -1
		var pos = from
		while pos < to do
			buffer.add self[pos]
			pos += 1
		end
		return pos
	end

	# Reads `self` until `to` is encountered and store result in `buffer`.
	#
	# Returns `to` position or `-1` if not found.
	private fun read_until_char(from: Int, char: Char, buffer: Buffer): Int do
		if from < 0 or from >= length then return -1
		var pos = from
		while pos > -1 and pos < length do
			var c = self[pos]
			if c == char then return pos
			buffer.add c
			pos += 1
		end
		return -1
	end

	# Is `self` a valid macro identifier?
	#
	# A macro identifier is valid if:
	#
	# * starts with an uppercase letter
	# * contains only numers, uppercase letters or '_'
	#
	#     # valid
	#     assert "NAME".is_valid_macro_name
	#     assert "FIRST_NAME".is_valid_macro_name
	#     assert "BLOCK1".is_valid_macro_name
	#     # invalid
	#     assert not "1BLOCK".is_valid_macro_name
	#     assert not "_BLOCK".is_valid_macro_name
	#     assert not "FIRST NAME".is_valid_macro_name
	#     assert not "name".is_valid_macro_name
	fun is_valid_macro_name: Bool do
		if not first.is_upper then return false
		for c in self do
			if not c.is_upper and c != '_' and not c.is_digit then return false
		end
		return true
	end
end
lib/template/macro.nit:307,1--359,3

jvm :: jvm $ String
redef class String
	redef fun to_jvalue(env) do
		return self.to_cstring.to_jvalue(env)
	end
end
lib/jvm/jvm.nit:541,1--545,3

markdown :: markdown $ String
redef class String

	# Parse `self` as markdown and return the HTML representation
	#.
	#    var md = "**Hello World!**"
	#    var html = md.md_to_html
	#    assert html == "<p><strong>Hello World!</strong></p>\n"
	fun md_to_html: Writable do
		var processor = new MarkdownProcessor
		return processor.process(self)
	end
end
lib/markdown/markdown.nit:2603,1--2614,3

markdown2 :: markdown_block_parsing $ String
redef class String

	# Is this string blank?
	#
	# i.e. contains only spacing characters.
	private fun is_blank: Bool do
		for i in [0 .. length[ do
			var c = chars[i]
			if c == ' ' or c == '\t' or c == '\n' or c == '\r' then
				continue
			else
				return false
			end
		end
		return true
	end

	# Is the character at `index` a space or a tab
	#
	# Return false if `index > self.length`.
	private fun is_space_or_tab(index: Int): Bool do
		if index >= length then return false
		var c = chars[index]
		return c == ' ' or c == '\t'
	end
end
lib/markdown2/markdown_block_parsing.nit:1478,1--1503,3

sqlite3 :: sqlite3 $ String
redef class String super Sqlite3Data end
lib/sqlite3/sqlite3.nit:321,1--40

markdown2 :: markdown2 $ String
redef class String
	fun md_to_html2: String do
		var parser = new MdParser
		var doc = parser.parse(self)
		var renderer = new HtmlRenderer
		return renderer.render(doc)
	end
end
lib/markdown2/markdown2.nit:20,1--27,3

serialization :: engine_tools $ String
redef class String
	redef fun serialization_hash do return hash
	redef fun is_same_serialized(o) do return self == o
end
lib/serialization/engine_tools.nit:62,1--65,3

nitcorn :: file_server $ String
redef class String
	# Returns a `String` copy of `self` without any of the prefixed '/'s
	#
	# Examples:
	#
	#     assert "/home/".strip_start_slashes == "home/"
	#     assert "////home/".strip_start_slashes == "home/"
	#     assert "../home/".strip_start_slashes == "../home/"
	fun strip_start_slashes: String
	do
		for i in chars.length.times do if chars[i] != '/' then return substring_from(i)
		return ""
	end
end
lib/nitcorn/file_server.nit:26,1--39,3

android :: bundle $ String
redef class String
	redef fun add_to_bundle(bundle, key)
	do
		bundle.put_string(key, self.to_java_string)
	end
end
lib/android/bundle/bundle.nit:714,1--719,3