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unicode_db.h#

Unicode Character Database.

Authors#

TheSilvered

Macros#

Nst_UCD_MASK_UPPERCASE#

Description:

Mask for the Uppercase property flag.

Nst_UCD_MASK_LOWERCASE#

Description:

Mask for the Lowercase property flag.

Nst_UCD_MASK_CASED#

Description:

Mask for the Cased property flag.

Nst_UCD_MASK_ALPHABETIC#

Description:

Mask for the Alphabetic property flag.

Nst_UCD_MASK_DECIMAL#

Description:

Mask for the Numeric_Type=Decimal flag.

Nst_UCD_MASK_DIGIT#

Description:

Mask for the Numeric_Type=Digit flag.

Nst_UCD_MASK_NUMERIC#

Description:

Mask for the Numeric_Type=Numeric flag.

Nst_UCD_MASK_XID_START#

Description:

Mask for the XID_Start property flag.

Nst_UCD_MASK_XID_CONTINUE#

Description:

Mask for the XID_Continue property flag.

Nst_UCD_MASK_PRINTABLE#

Description:

Mask for characters in categories L, N, P, S, Zs.

Nst_UCD_MAX_CASE_EXPANSION#

Description:

Maximum number of characters that Nst_unicode_expand_case can produce.

Structs#

Nst_UnicodeChInfo#

Synopsis:

typedef struct _Nst_UnicodeChInfo {
    i32 lower, upper, title;
    u32 flags;
} Nst_UnicodeChInfo

Description:

Unicode character information.

Fields:

Functions#

Nst_unicode_get_ch_info#

Synopsis:

Nst_UnicodeChInfo Nst_unicode_get_ch_info(u32 codepoint)

Returns:

The Nst_UnicodeChInfo about a character.

Nst_unicode_expand_case#

Synopsis:

usize Nst_unicode_expand_case(u32 codepoint, i32 casing, u32 *out_codepoints)

Description:

Change the casing of a codepoint.

Parameters:

  • codepoint: the codepoint to change the case of
  • casing: the casing to change to, pass to this parameter lower, upper or title of Nst_UnicodeChInfo
  • out_codepoints: an array where the resulting codepoint(s) are placed, it can be NULL

Returns:

The number of codepoints to which the codepoint expands, which is the number of codepoints written to out_codepoints if it is not NULL. This number is less than or equal to Nst_UCD_MAX_CASE_EXPANSION

Nst_unicode_is_whitespace#

Synopsis:

bool Nst_unicode_is_whitespace(u32 codepoint)

Description:

Check if a character is whitespace.

Nst_unicode_is_titlecase#

Synopsis:

bool Nst_unicode_is_titlecase(Nst_UnicodeChInfo ch_info)

Description:

Check if a character is titlecase. To check if a character is uppercase or lowercase use Nst_UCD_MASK_UPPERCASE and Nst_UCD_MASK_LOWERCASE instead.