Enum yotc::parser::statement::Statement

pub enum Statement {
    CompoundStatement {
        statements: Vec<Statement>,
    },
    IfStatement {
        condition: Box<Expression>,
        main_statement: Box<Statement>,
        else_statement: Option<Box<Statement>>,
    },
    ReturnStatement {
        value: Box<Expression>,
    },
    VariableDeclarationStatement {
        name: String,
        value: Option<Box<Expression>>,
    },
    ExpressionStatement {
        expression: Box<Expression>,
    },
    NoOpStatement,
}

A yot statement.

Variants

CompoundStatement

Multiple statements enclosed in braces.

Grammar

• "{" + Statement... + "}"

Fields of CompoundStatement

statements: Vec<Statement>

IfStatement

An if/else statement.

Grammar

• "?" + "[" + Expression + "]" + Statement
• "?" + "[" + Expression + "]" + Statement + ":" + Statement

Fields of IfStatement

condition: Box<Expression>main_statement: Box<Statement>else_statement: Option<Box<Statement>>

ReturnStatement

A return statement.

Grammar

• "->" + Expression + ";"

Fields of ReturnStatement

value: Box<Expression>

VariableDeclarationStatement

A variable declaration with an optional value.

Grammar

• "@" + Identifier + ";"
• "@" + Identifier + "=" + Expression + ";"

Fields of VariableDeclarationStatement

name: Stringvalue: Option<Box<Expression>>

ExpressionStatement

An expression ending with a semicolon.

Grammar

• Expression + ";"

Fields of ExpressionStatement

expression: Box<Expression>

NoOpStatement

A no-op ending (just a semicolon).

Grammar

• ;

Trait Implementations

impl Debug for Statement

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

Formats the value using the given formatter.