IS_SPACE

Macro
August 22, 2025

Table of Contents

`IS_SPACE`

Description

Checks if the given character c is a whitespace character.

Parameters

Name	Direction	Description
`c`	in	The character to check.

Success

Returns true for space, tab, newline, carriage return, vertical tab, form feed.

Failure

Function cannot fail - always returns boolean result.

Usage example (Cross-references)

In Types.h:262:

    ///
    /// TAGS: Character, ASCII, Printable
    #define IS_PRINTABLE(c) (IN_RANGE(c, 0x20, 0x7e) || IS_SPACE(c))
    
    ///

In Io.c:734:

    bool        is_caps    = fmt_info && (fmt_info->flags & FMT_FLAG_CAPS) != 0;
    
    while (bytes_read < buffer_size && *current && !IS_SPACE(*current)) {
    u8 char_to_store;

In Io.c:1262:

    
    // Skip leading whitespace
    while (IS_SPACE(*i))
    i++;

In Io.c:1310:

    } else {
    // Unquoted string mode - read until whitespace
    if (IS_SPACE(*i)) {
    return i; // Successfully read unquoted string
    }

In Io.c:1526:

    
    // Skip whitespace
    while (IS_SPACE(*i))
    i++;

In Io.c:1539:

    // For special values, use the original approach
    const char* start = i;
    while (*i && !IS_SPACE(*i))
    i++;

In Io.c:1626:

    
    // Skip whitespace
    while (IS_SPACE(*i))
    i++;

In Io.c:1707:

    
    // Skip whitespace
    while (IS_SPACE(*i))
    i++;

In Io.c:1782:

    
    // Skip whitespace
    while (IS_SPACE(*i))
    i++;

In Io.c:1856:

    
    // Skip whitespace
    while (IS_SPACE(*i))
    i++;

In Io.c:1921:

    
    // Skip whitespace
    while (IS_SPACE(*i))
    i++;

In Io.c:1996:

    
    // Skip whitespace
    while (IS_SPACE(*i))
    i++;

In Io.c:2071:

    
    // Skip whitespace
    while (IS_SPACE(*i))
    i++;

In Io.c:2146:

    
    // Skip whitespace
    while (IS_SPACE(*i))
    i++;

In Io.c:2297:

    
    // Skip leading whitespace
    while (IS_SPACE(*i))
    i++;

In Io.c:2423:

    
    // Skip whitespace
    while (IS_SPACE(*i))
    i++;

In Io.c:2436:

    // For special values, use the original approach
    const char* start = i;
    while (*i && !IS_SPACE(*i))
    i++;

In Str.c:587:

    // Skip whitespace
    size_t pos = 0;
    while (pos < str->length && IS_SPACE(str->data[pos]))
    pos++;

In Str.c:622:

    u8 digit;
    if (!char_to_digit(str->data[pos], &digit, base)) {
    if (IS_SPACE(str->data[pos]))
    break;
    LOG_ERROR("Invalid digit for base {}: {c}", base, str->data[pos]);

In Str.c:640:

    
    // Skip trailing whitespace
    while (pos < str->length && IS_SPACE(str->data[pos]))
    pos++;

In Str.c:671:

    // Skip whitespace
    size_t pos = 0;
    while (pos < str->length && IS_SPACE(str->data[pos]))
    pos++;

In Str.c:735:

    // Skip whitespace
    size_t pos = 0;
    while (pos < str->length && IS_SPACE(str->data[pos]))
    pos++;

In Str.c:750:

    
    if (c1 == 'n' && c2 == 'a' && c3 == 'n') {
    if (str->length - pos == 3 || IS_SPACE(str->data[pos + 3])) {
    *value = NAN;
    return true;

In Str.c:756:

    }
    if (c1 == 'i' && c2 == 'n' && c3 == 'f') {
    if (str->length - pos == 3 || IS_SPACE(str->data[pos + 3])) {
    *value = INFINITY;
    return true;

In Str.c:776:

    
    if (c1 == 'i' && c2 == 'n' && c3 == 'f') {
    if (str->length - pos == 3 || IS_SPACE(str->data[pos + 3])) {
    *value = -INFINITY;
    return true;

In Str.c:844:

    
    // Skip trailing whitespace
    while (pos < str->length && IS_SPACE(str->data[pos]))
    pos++;

IS_SPACE

`IS_SPACE`

Description

Parameters

Success

Failure

Usage example (Cross-references)

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