mruby/c String class More...

#include "mrubyc.h"
#include "_autogen_unicode_case.h"
#include "_autogen_class_string.h"

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Data Structures
struct	tr_pattern

Functions
static int	is_space (int ch)
mrbc_value	mrbc_string_new (mrbc_vm vm, const void src, int len)
mrbc_value	mrbc_string_new_alloc (mrbc_vm vm, void buf, int len)
void	mrbc_string_delete (mrbc_value *str)
void	mrbc_string_clear (mrbc_value *str)
mrbc_value	mrbc_string_dup (mrbc_vm vm, mrbc_value s1)
mrbc_value	mrbc_string_add (mrbc_vm vm, const mrbc_value s1, const mrbc_value *s2)
int	mrbc_string_append (mrbc_value s1, const mrbc_value s2)
int	mrbc_string_append_cbuf (mrbc_value s1, const void s2, int len2)
int	mrbc_string_index (const mrbc_value src, const mrbc_value pattern, int offset)
int	mrbc_string_strip (mrbc_value *src, int mode)
int	mrbc_string_chomp (mrbc_value *src)
int	mrbc_string_upcase (mrbc_value *str)
int	mrbc_string_downcase (mrbc_value *str)
static int	string_slice_parse (mrbc_vm vm, mrbc_value v[], int argc, int target_len, int pos, int *len)
static void	tr_free_pattern (struct tr_pattern *pat)
static struct tr_pattern *	tr_parse_pattern (mrbc_vm vm, const mrbc_value v_pattern, int flag_reverse_enable)
static int	tr_find_character (const struct tr_pattern *pat, int ch)
static int	tr_get_character (const struct tr_pattern *pat, int n_th)
static int	tr_main (mrbc_vm *vm, mrbc_value v[], int argc)

Detailed Description

mruby/c String class

Copyright (C) 2015-      Kyushu Institute of Technology.
Copyright (C) 2015-2026  Shimane IT Open-Innovation Center.
Copyright (C) 2026-      Shimane Institute for Industrial Technology.

This file is distributed under BSD 3-Clause License.

Definition in file c_string.c.

Function Documentation

◆ is_space()

int is_space ( int ch )

static

white space character test

Parameters

ch	character code.

Returns: result.

Definition at line 44 of file c_string.c.

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◆ mrbc_string_add()

mrbc_value mrbc_string_add	(	mrbc_vm *	vm,
		const mrbc_value *	s1,
		const mrbc_value *	s2 )

add string (s1 + s2)

Parameters

vm	pointer to VM.
s1	pointer to target value 1
s2	pointer to target value 2

Returns: new string as s1 + s2

Definition at line 164 of file c_string.c.

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◆ mrbc_string_append()

int mrbc_string_append	(	mrbc_value *	s1,
		const mrbc_value *	s2 )

append string (s1 += s2)

Parameters

s1	pointer to target value 1
s2	pointer to target value 2

Returns: mrbc_error_code

Definition at line 184 of file c_string.c.

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◆ mrbc_string_append_cbuf()

int mrbc_string_append_cbuf	(	mrbc_value *	s1,
		const void *	s2,
		int	len2 )

append c buffer (s1 += s2)

Parameters

s1	pointer to target value 1
s2	pointer to buffer
len2	buffer size

Returns: mrbc_error_code

Definition at line 212 of file c_string.c.

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◆ mrbc_string_chomp()

int mrbc_string_chomp ( mrbc_value * src )

remove the CR,LF in myself

Parameters

src	pointer to target value

Returns: 0 when not removed.

Definition at line 304 of file c_string.c.

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◆ mrbc_string_clear()

void mrbc_string_clear ( mrbc_value * str )

clear content

Definition at line 118 of file c_string.c.

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◆ mrbc_string_delete()

void mrbc_string_delete ( mrbc_value * str )

destructor

Parameters

str	pointer to target value

Definition at line 107 of file c_string.c.

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◆ mrbc_string_downcase()

int mrbc_string_downcase ( mrbc_value * str )

downcase myself (ASCII-only version)

Parameters

str	pointer to target value

Returns: count number of downcased characters

Definition at line 356 of file c_string.c.

◆ mrbc_string_dup()

mrbc_value mrbc_string_dup	(	mrbc_vm *	vm,
		mrbc_value *	s1 )

duplicate string

Parameters

vm	pointer to VM.
s1	pointer to target value

Returns: new string as s1 + s2

Definition at line 145 of file c_string.c.

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◆ mrbc_string_index()

int mrbc_string_index	(	const mrbc_value *	src,
		const mrbc_value *	pattern,
		int	offset )

locate a substring in a string

Parameters

src	pointer to target string
pattern	pointer to substring
offset	search offset

Returns: position index. or minus value if not found.

Definition at line 239 of file c_string.c.

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◆ mrbc_string_new()

mrbc_value mrbc_string_new	(	mrbc_vm *	vm,
		const void *	src,
		int	len )

constructor

Parameters

vm	pointer to VM.
src	source string or NULL
len	source length

Returns: string object

Definition at line 64 of file c_string.c.

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◆ mrbc_string_new_alloc()

mrbc_value mrbc_string_new_alloc	(	mrbc_vm *	vm,
		void *	buf,
		int	len )

constructor by allocated buffer

Parameters

vm	pointer to VM.
buf	pointer to allocated buffer
len	length

Returns: string object

Definition at line 88 of file c_string.c.

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◆ mrbc_string_strip()

int mrbc_string_strip	(	mrbc_value *	src,
		int	mode )

remove the whitespace in myself

Parameters

src	pointer to target value
mode	1:left-side, 2:right-side, 3:each

Returns: 0 when not removed.

Definition at line 264 of file c_string.c.

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◆ mrbc_string_upcase()

int mrbc_string_upcase ( mrbc_value * str )

upcase myself (ASCII-only version)

Parameters

str	pointer to target value

Returns: count number of upcased characters

Definition at line 334 of file c_string.c.

◆ string_slice_parse()

int string_slice_parse	(	mrbc_vm *	vm,
		mrbc_value	v[],
		int	argc,
		int	target_len,
		int *	pos,
		int *	len )

static

Definition at line 961 of file c_string.c.

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◆ tr_find_character()

int tr_find_character	(	const struct tr_pattern *	pat,
		int	ch )

static

Definition at line 2074 of file c_string.c.

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◆ tr_free_pattern()

void tr_free_pattern ( struct tr_pattern * pat )

static

Definition at line 2009 of file c_string.c.

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◆ tr_get_character()

int tr_get_character	(	const struct tr_pattern *	pat,
		int	n_th )

static

Definition at line 2098 of file c_string.c.

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◆ tr_main()

int tr_main	(	mrbc_vm *	vm,
		mrbc_value	v[],
		int	argc )

static

Definition at line 2116 of file c_string.c.

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◆ tr_parse_pattern()

struct tr_pattern * tr_parse_pattern	(	mrbc_vm *	vm,
		const mrbc_value *	v_pattern,
		int	flag_reverse_enable )

static

Definition at line 2018 of file c_string.c.

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Data Structures

Functions

Detailed Description

Function Documentation

◆ is_space()

◆ mrbc_string_add()

◆ mrbc_string_append()

◆ mrbc_string_append_cbuf()

◆ mrbc_string_chomp()

◆ mrbc_string_clear()

◆ mrbc_string_delete()

◆ mrbc_string_downcase()

◆ mrbc_string_dup()

◆ mrbc_string_index()

◆ mrbc_string_new()

◆ mrbc_string_new_alloc()

◆ mrbc_string_strip()

◆ mrbc_string_upcase()

◆ string_slice_parse()

◆ tr_find_character()

◆ tr_free_pattern()

◆ tr_get_character()

◆ tr_main()

◆ tr_parse_pattern()