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#![no_std]
#![no_implicit_prelude]

/// Create a multiline string literal.
///
/// **Example:**
///
/// ```
/// use text_block_macros::text_block;
/// let text = text_block! {
///     "abc"
///     "def"
///     "ghi"
/// };
/// assert_eq!(text, "abc\ndef\nghi");
/// ```
#[macro_export]
macro_rules! text_block {
    () => {
        ""
    };

    ($line:literal) => {
        $line
    };

    ($head:literal $($tail:literal)*) => {
        ::std::concat!($head, "\n", ::text_block_macros::text_block!($($tail)*))
    };
}

/// Create a multiline string literal with a trailing newline.
///
/// **Example:**
///
/// ```
/// use text_block_macros::text_block_fnl;
/// let text = text_block_fnl! {
///     "abc"
///     "def"
///     "ghi"
/// };
/// assert_eq!(text, "abc\ndef\nghi\n");
/// ```
#[macro_export]
macro_rules! text_block_fnl {
    ($($line:literal)*) => {
        ::std::concat!(
            ::text_block_macros::text_block!($($line)*),
            "\n",
        )
    };
}