Enum WGSLStatement 

pub enum WGSLStatement {
    Let {
        name: String,
        ty: Option<WGSLType>,
        init: String,
    },
    Var {
        name: String,
        ty: Option<WGSLType>,
        init: Option<String>,
    },
    Assign {
        lhs: String,
        rhs: String,
    },
    CompoundAssign {
        lhs: String,
        op: String,
        rhs: String,
    },
    If {
        cond: String,
        then_stmts: Vec<WGSLStatement>,
        else_stmts: Vec<WGSLStatement>,
    },
    For {
        init: Option<Box<WGSLStatement>>,
        cond: Option<String>,
        update: Option<Box<WGSLStatement>>,
        body: Vec<WGSLStatement>,
    },
    While {
        cond: String,
        body: Vec<WGSLStatement>,
    },
    Loop {
        body: Vec<WGSLStatement>,
        continuing: Vec<WGSLStatement>,
    },
    Switch {
        expr: String,
        cases: Vec<(String, Vec<WGSLStatement>)>,
        default: Vec<WGSLStatement>,
    },
    Return(Option<String>),
    Break,
    Continue,
    Discard,
    Raw(String),
    Call {
        func: String,
        args: Vec<String>,
    },
}

A WGSL statement (higher-level than raw strings).

Variants

Let

let name: ty = expr;

Fields

name: String

ty: Option<WGSLType>

init: String

Var

var name: ty = expr;

Fields

name: String

ty: Option<WGSLType>

init: Option<String>

Assign

lhs = rhs;

Fields

lhs: String

rhs: String

CompoundAssign

lhs op= rhs; (compound assignment)

Fields

lhs: String

op: String

rhs: String

If

if (cond) { ... } else { ... }

Fields

cond: String

then_stmts: Vec<WGSLStatement>

else_stmts: Vec<WGSLStatement>

For

for (init; cond; update) { ... }

Fields

init: Option<Box<WGSLStatement>>

cond: Option<String>

update: Option<Box<WGSLStatement>>

body: Vec<WGSLStatement>

While

while (cond) { ... }

Fields

cond: String

body: Vec<WGSLStatement>

Loop

loop { ... continuing { ... } }

Fields

body: Vec<WGSLStatement>

continuing: Vec<WGSLStatement>

Switch

switch (expr) { case v: { ... } default: { ... } }

Fields

expr: String

cases: Vec<(String, Vec<WGSLStatement>)>

default: Vec<WGSLStatement>

Return(Option<String>)

return expr;

Break

break;

Continue

continue;

Discard

discard;

Raw(String)

Raw string statement.

Call

Function call as a statement.

Fields

func: String

args: Vec<String>

Implementations

impl WGSLStatement

pub fn emit(&self, indent: usize) -> String

Emit the statement as indented WGSL source text.

Trait Implementations

impl Clone for WGSLStatement

fn clone(&self) -> WGSLStatement

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for WGSLStatement

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.