swc_core::ecma::utils

Trait StmtExt

pub trait StmtExt {
    // Required method
    fn as_stmt(&self) -> &Stmt;

    // Provided methods
    fn extract_var_ids(&self) -> Vec<Ident> { ... }
    fn extract_var_ids_as_var(&self) -> Option<VarDecl> { ... }
    fn terminates(&self) -> bool { ... }
    fn may_have_side_effects(&self, ctx: ExprCtx) -> bool { ... }
}
Available on crate features __ecma and __utils only.

Required Methods§

fn as_stmt(&self) -> &Stmt

Provided Methods§

fn extract_var_ids(&self) -> Vec<Ident>

Extracts hoisted variables

fn extract_var_ids_as_var(&self) -> Option<VarDecl>

fn terminates(&self) -> bool

stmts contain top level return/break/continue/throw

fn may_have_side_effects(&self, ctx: ExprCtx) -> bool

Implementations on Foreign Types§

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impl StmtExt for Box<Stmt>

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fn as_stmt(&self) -> &Stmt

Implementors§

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impl StmtExt for Stmt