Module swc_core::utils

Available on crate feature __utils only.

Modules

constructor

function

ident

swc_common

Utilities for the swc project

swc_ecma_ast

var

Macros

member_expr

Creates a member expression.

private_ident

Shortcut for quote_ident!(span.apply_mark(Mark::fresh(Mark::root())), s)

quote_expr

quote_ident

quote_str

Structs

ArgumentsFinder

BindingCollector

DestructuringFinder

Finds all binding idents of variables.

DropSpan

ExprCtx

Hoister

IdentRefFinder

IdentReplacer

IdentUsageFinder

Finds usage of ident

LiteralVisitor

RestPatVisitor

ThisVisitor

TopLevelAwait

Enums

Purity

Type

Type of value.

Value

Runtime value.

Traits

ExprExt

Extension methods for Expr.

ExprFactory

Extension methods for Expr.

FunctionFactory

IdentExt

IntoIndirectCall

IsDirective

IsEmpty

ModuleItemLike

StmtExt

StmtLike

StmtOrModuleItem

Functions

alias_ident_for

Used to determine super_class_ident

alias_if_required

Returns (ident, aliased)

calc_literal_cost

collect_decls

Collects binding identifiers.

collect_decls_with_ctxt

Collects binding identifiers, but only if it has a context which is identical to ctxt.

contains_arguments

contains_ident_ref

contains_this_expr

This does not recurse into a function if this is changed by it.

contains_top_level_await

default_constructor

drop_span

extract_var_ids

Extracts hoisted variables

find_pat_ids

Finds all binding idents of node.

has_rest_pat

is_literal

is_rest_arguments

Check if e is ...arguments

is_valid_ident

is_valid_prop_ident

opt_chain_test

prepend_stmt

inject branch after directives

prepend_stmts

inject stmts after directives

prop_name_eq

prop_name_to_expr

prop_name_to_expr_value

Similar to prop_name_to_expr, but used for value position.

replace_ident

Replace all from in expr with to.

to_int32

Cast to javascript’s int32

undefined

Creates void 0.

Type Definitions

BoolValue