зеркало из https://github.com/github/ruby.git
76 строки
3.2 KiB
C
76 строки
3.2 KiB
C
#ifndef YP_CHAR_H
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#define YP_CHAR_H
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#include "yarp/defines.h"
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#include "yarp/util/yp_newline_list.h"
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#include <stdbool.h>
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#include <stddef.h>
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// Returns the number of characters at the start of the string that are
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// whitespace. Disallows searching past the given maximum number of characters.
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size_t yp_strspn_whitespace(const char *string, ptrdiff_t length);
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// Returns the number of characters at the start of the string that are
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// whitespace while also tracking the location of each newline. Disallows
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// searching past the given maximum number of characters.
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size_t
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yp_strspn_whitespace_newlines(const char *string, long length, yp_newline_list_t *newline_list, bool);
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// Returns the number of characters at the start of the string that are inline
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// whitespace. Disallows searching past the given maximum number of characters.
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size_t yp_strspn_inline_whitespace(const char *string, ptrdiff_t length);
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// Returns the number of characters at the start of the string that are decimal
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// digits. Disallows searching past the given maximum number of characters.
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size_t yp_strspn_decimal_digit(const char *string, ptrdiff_t length);
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// Returns the number of characters at the start of the string that are
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// hexadecimal digits. Disallows searching past the given maximum number of
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// characters.
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size_t yp_strspn_hexadecimal_digit(const char *string, ptrdiff_t length);
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// Returns the number of characters at the start of the string that are octal
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// digits or underscores. Disallows searching past the given maximum number of
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// characters.
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size_t yp_strspn_octal_number(const char *string, ptrdiff_t length);
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// Returns the number of characters at the start of the string that are decimal
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// digits or underscores. Disallows searching past the given maximum number of
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// characters.
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size_t yp_strspn_decimal_number(const char *string, ptrdiff_t length);
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// Returns the number of characters at the start of the string that are
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// hexadecimal digits or underscores. Disallows searching past the given maximum
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// number of characters.
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size_t yp_strspn_hexadecimal_number(const char *string, ptrdiff_t length);
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// Returns the number of characters at the start of the string that are regexp
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// options. Disallows searching past the given maximum number of characters.
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size_t yp_strspn_regexp_option(const char *string, ptrdiff_t length);
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// Returns the number of characters at the start of the string that are binary
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// digits or underscores. Disallows searching past the given maximum number of
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// characters.
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size_t yp_strspn_binary_number(const char *string, ptrdiff_t length);
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// Returns true if the given character is a whitespace character.
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bool yp_char_is_whitespace(const char c);
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// Returns true if the given character is an inline whitespace character.
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bool yp_char_is_inline_whitespace(const char c);
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// Returns true if the given character is a binary digit.
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bool yp_char_is_binary_digit(const char c);
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// Returns true if the given character is an octal digit.
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bool yp_char_is_octal_digit(const char c);
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// Returns true if the given character is a decimal digit.
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bool yp_char_is_decimal_digit(const char c);
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// Returns true if the given character is a hexadecimal digit.
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bool yp_char_is_hexadecimal_digit(const char c);
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#endif
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