Macro tt_num::tt_atoi[−][src]

macro_rules! tt_atoi {
    {
        $caller:tt
        input = [{ }]
        acc = [{ $($a:tt)* }]
    } => { ... };
    {
        $caller:tt
        input = [{ 0 $($n:tt)* }]
        acc = [{ $($a:tt)* }]
    } => { ... };
    {
        $caller:tt
        input = [{ 1 $($n:tt)* }]
        acc = [{ $($a:tt)* }]
    } => { ... };
    {
        $caller:tt
        input = [{ 2 $($n:tt)* }]
        acc = [{ $($a:tt)* }]
    } => { ... };
    {
        $caller:tt
        input = [{ 3 $($n:tt)* }]
        acc = [{ $($a:tt)* }]
    } => { ... };
    {
        $caller:tt
        input = [{ 4 $($n:tt)* }]
        acc = [{ $($a:tt)* }]
    } => { ... };
    {
        $caller:tt
        input = [{ 5 $($n:tt)* }]
        acc = [{ $($a:tt)* }]
    } => { ... };
    {
        $caller:tt
        input = [{ 6 $($n:tt)* }]
        acc = [{ $($a:tt)* }]
    } => { ... };
    {
        $caller:tt
        input = [{ 7 $($n:tt)* }]
        acc = [{ $($a:tt)* }]
    } => { ... };
    {
        $caller:tt
        input = [{ 8 $($n:tt)* }]
        acc = [{ $($a:tt)* }]
    } => { ... };
    {
        $caller:tt
        input = [{ 9 $($n:tt)* }]
        acc = [{ $($a:tt)* }]
    } => { ... };
}

Convert a number from pseudo-base-10 to a unary encoding. ^[tt-call]

Input

input = [{ integer literal, N, with each digit as a separate token }]
acc = [{ }] (for internal use, must be empty)

Output

input = [{ sequence of N tokens (namely .) }]

Example

#![feature(use_extern_macros)]
extern crate tt_call;
extern crate tt_num;
use tt_call::tt_call;
use tt_num::tt_atoi;
 
fn main() {
    assert_eq!(
        tt_call! {
            macro = [{ tt_atoi }]
            input = [{ 1 0 }]
            acc = [{ }]
            ~~> stringify
        },
        "input = [ { . . . . . . . . . . } ]"
    );
}