# Enum proc_macro::Spacing [−] [src]

    pub enum Spacing {
        Alone,
        Joint,
    }

🔬 This is a nightly-only experimental API. (`proc_macro` #38356)

Whether an `Op` is either followed immediately by another `Op` or followed by whitespace.

## Variants

`Alone`
🔬 This is a nightly-only experimental API. (`proc_macro` #38356)

e.g. `+` is `Alone` in `+ =`.

`Joint`
🔬 This is a nightly-only experimental API. (`proc_macro` #38356)

e.g. `+` is `Joint` in `+=`.

## Trait Implementations

### `impl Copy for Spacing`
[src]

### `impl Clone for Spacing`
[src]

#### `fn clone(&self) -> Spacing`
[src]

Returns a copy of the value. Read more

#### `fn clone_from(&mut self, source: &Self)`
1.0.0
[src]

Performs copy-assignment from `source`. Read more

### `impl Debug for Spacing`
[src]

#### `fn fmt(&self, __arg_0: &mut Formatter) -> Result`
[src]

Formats the value using the given formatter.

### `impl PartialEq for Spacing`
[src]

#### `fn eq(&self, __arg_0: &Spacing) -> bool`
[src]

This method tests for `self` and `other` values to be equal, and is used by `==`. Read more

#### `fn ne(&self, other: &Rhs) -> bool`
1.0.0
[src]

This method tests for `!=`.

### `impl Eq for Spacing`
[src]

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