blob: 43147e61e8864cc0a13562dc29e9d8cba247a009 [file] [log] [blame]
// Type definitions for postcss-selector-parser 2.2.3
// Definitions by: Chris Eppstein <chris@eppsteins.net>
/*~ Note that ES6 modules cannot directly export callable functions.
*~ This file should be imported using the CommonJS-style:
*~ import x = require('someLibrary');
*~
*~ Refer to the documentation to understand common
*~ workarounds for this limitation of ES6 modules.
*/
/*~ This declaration specifies that the function
*~ is the exported object from the file
*/
export = parser;
declare function parser(): parser.Processor<never>;
declare function parser<Transform extends any>(processor: parser.AsyncProcessor<Transform>): parser.Processor<Transform, never>;
declare function parser(processor: parser.AsyncProcessor): parser.Processor<never>;
declare function parser<Transform extends any>(processor: parser.SyncProcessor<Transform>): parser.Processor<Transform, never>;
declare function parser(processor: parser.SyncProcessor): parser.Processor<never>;
declare function parser<Transform>(processor?: parser.SyncProcessor<Transform> | parser.AsyncProcessor<Transform>): parser.Processor<Transform>;
/*~ If you want to expose types from your module as well, you can
*~ place them in this block. Often you will want to describe the
*~ shape of the return type of the function; that type should
*~ be declared in here, as this example shows.
*/
declare namespace parser {
/* copied from postcss -- so we don't need to add a dependency */
type ErrorOptions = {
plugin?: string;
word?: string;
index?: number
};
/* the bits we use of postcss.Rule, copied from postcss -- so we don't need to add a dependency */
type PostCSSRuleNode = {
selector: string
/**
* @returns postcss.CssSyntaxError but it's a complex object, caller
* should cast to it if they have a dependency on postcss.
*/
error(message: string, options?: ErrorOptions): Error;
};
/** Accepts a string */
type Selectors = string | PostCSSRuleNode
type SyncProcessor<Transform = void> = (root: parser.Root) => Transform
type AsyncProcessor<Transform = void> = (root: parser.Root) => Transform | PromiseLike<Transform>
const TAG: "tag";
const STRING: "string";
const SELECTOR: "selector";
const ROOT: "root";
const PSEUDO: "pseudo";
const NESTING: "nesting";
const ID: "id";
const COMMENT: "comment";
const COMBINATOR: "combinator";
const CLASS: "class";
const ATTRIBUTE: "attribute";
const UNIVERSAL: "universal";
interface NodeTypes {
tag: Tag,
string: String,
selector: Selector,
root: Root,
pseudo: Pseudo,
nesting: Nesting,
id: Identifier,
comment: Comment,
combinator: Combinator,
class: ClassName,
attribute: Attribute,
universal: Universal
}
type Node = NodeTypes[keyof NodeTypes];
function isNode(node: any): node is Node;
interface Options {
/**
* Preserve whitespace when true. Default: false;
*/
lossless: boolean;
/**
* When true and a postcss.Rule is passed, set the result of
* processing back onto the rule when done. Default: false.
*/
updateSelector: boolean;
}
class Processor<
TransformType = never,
SyncSelectorsType extends Selectors | never = Selectors
> {
res: Root;
readonly result: String;
ast(selectors: Selectors, options?: Partial<Options>): Promise<Root>;
astSync(selectors: SyncSelectorsType, options?: Partial<Options>): Root;
transform(selectors: Selectors, options?: Partial<Options>): Promise<TransformType>;
transformSync(selectors: SyncSelectorsType, options?: Partial<Options>): TransformType;
process(selectors: Selectors, options?: Partial<Options>): Promise<string>;
processSync(selectors: SyncSelectorsType, options?: Partial<Options>): string;
}
interface ParserOptions {
css: string;
error: (message: string, options: ErrorOptions) => Error;
options: Options;
}
class Parser {
input: ParserOptions;
lossy: boolean;
position: number;
root: Root;
selectors: string;
current: Selector;
constructor(input: ParserOptions);
/**
* Raises an error, if the processor is invoked on
* a postcss Rule node, a better error message is raised.
*/
error(message: string, options?: ErrorOptions): void;
}
interface NodeSource {
start?: {
line: number,
column: number
},
end?: {
line: number,
column: number
}
}
interface SpaceAround {
before: string;
after: string;
}
interface Spaces extends SpaceAround {
[spaceType: string]: string | Partial<SpaceAround> | undefined;
}
interface NodeOptions<Value = string> {
value: Value;
spaces?: Partial<Spaces>;
source?: NodeSource;
sourceIndex?: number;
}
interface Base<
Value extends string | undefined = string,
ParentType extends Container | undefined = Container | undefined
> {
type: keyof NodeTypes;
parent: ParentType;
value: Value;
spaces: Spaces;
source?: NodeSource;
sourceIndex: number;
remove(): Node;
replaceWith(...nodes: Node[]): Node;
next(): Node;
prev(): Node;
clone(opts: {[override: string]:any}): Node;
toString(): string;
}
interface ContainerOptions extends NodeOptions {
nodes?: Array<Node>;
}
interface Container<Value extends string | undefined = string> extends Base<Value> {
nodes: Array<Node>;
append(selector: Selector): Container;
prepend(selector: Selector): Container;
at(index: number): Node;
index(child: Node): number;
readonly first: Node;
readonly last: Node;
readonly length: number;
removeChild(child: Node): Container;
removeAll(): Container;
empty(): Container;
insertAfter(oldNode: Node, newNode: Node): Container;
insertBefore(oldNode: Node, newNode: Node): Container;
each(callback: (node: Node) => boolean | void): boolean | undefined;
walk(callback: (node: Node) => boolean | void): boolean | undefined;
walkAttributes(callback: (node: Node) => boolean | void): boolean | undefined;
walkClasses(callback: (node: Node) => boolean | void): boolean | undefined;
walkCombinators(callback: (node: Node) => boolean | void): boolean | undefined;
walkComments(callback: (node: Node) => boolean | void): boolean | undefined;
walkIds(callback: (node: Node) => boolean | void): boolean | undefined;
walkNesting(callback: (node: Node) => boolean | void): boolean | undefined;
walkPseudos(callback: (node: Node) => boolean | void): boolean | undefined;
walkTags(callback: (node: Node) => boolean | void): boolean | undefined;
split(callback: (node: Node) => boolean): [Node[], Node[]];
map(callback: (node: Node) => Node): Node[];
reduce<T>(callback: (node: Node) => Node, memo: T): T;
every(callback: (node: Node) => boolean): boolean;
some(callback: (node: Node) => boolean): boolean;
filter(callback: (node: Node) => boolean): Node[];
sort(callback: (nodeA: Node, nodeB: Node) => number): Node[];
toString(): string;
}
function isContainer(node: any): node is Root | Selector | Pseudo;
interface NamespaceOptions<Value extends string | undefined = string> extends NodeOptions<Value> {
namespace?: string | true;
}
interface Namespace<Value extends string | undefined = string> extends Base<Value> {
/** alias for namespace */
ns: string | true;
/**
* namespace prefix.
*/
namespace: string | true;
/**
* If a namespace exists, prefix the value provided with it, separated by |.
*/
qualifiedName(value: string): string;
/**
* A string representing the namespace suitable for output.
*/
readonly namespaceString: string;
}
function isNamespace(node: any): node is ClassName | Attribute | Tag;
interface Root extends Container<undefined> {
type: "root";
/**
* Raises an error, if the processor is invoked on
* a postcss Rule node, a better error message is raised.
*/
error(message: string, options?: ErrorOptions): Error;
}
function root(opts: ContainerOptions): Root;
function isRoot(node: any): node is Root;
interface Selector extends Container {
type: "selector";
}
function selector(opts: ContainerOptions): Selector;
function isSelector(node: any): node is Selector;
interface Combinator extends Base {
type: "combinator"
}
function combinator(opts: NodeOptions): Combinator;
function isCombinator(node: any): node is Combinator;
interface ClassName extends Namespace {
type: "class";
}
function className(opts: NamespaceOptions): ClassName;
function isClassName(node: any): node is ClassName;
type AttributeOperator = "=" | "~=" | "|=" | "^=" | "$=" | "*=";
interface AttributeOptions extends NamespaceOptions<string | undefined> {
attribute: string;
operator?: AttributeOperator;
insensitive?: boolean;
quoted?: boolean;
spaces?: {
before?: string;
after?: string;
attribute?: Partial<SpaceAround>;
operator?: Partial<SpaceAround>;
value?: Partial<SpaceAround>;
insensitive?: Partial<SpaceAround>;
}
raws: {
unquoted?: string;
attribute?: string;
operator?: string;
value?: string;
insensitive?: string;
spaces?: {
attribute?: Partial<Spaces>;
operator?: Partial<Spaces>;
value?: Partial<Spaces>;
insensitive?: Partial<Spaces>;
}
};
}
interface Attribute extends Namespace<string | undefined> {
type: "attribute";
attribute: string;
operator?: AttributeOperator;
insensitive?: boolean;
quoted?: boolean;
spaces: {
before: string;
after: string;
attribute?: Partial<Spaces>;
operator?: Partial<Spaces>;
value?: Partial<Spaces>;
insensitive?: Partial<Spaces>;
}
raws: {
unquoted?: string;
attribute?: string;
operator?: string;
value?: string;
insensitive?: string;
spaces?: {
attribute?: Partial<Spaces>;
operator?: Partial<Spaces>;
value?: Partial<Spaces>;
insensitive?: Partial<Spaces>;
}
};
/**
* The attribute name after having been qualified with a namespace.
*/
readonly qualifiedAttribute: string;
/**
* returns the offset of the attribute part specified relative to the
* start of the node of the output string.
*
* * "ns" - alias for "namespace"
* * "namespace" - the namespace if it exists.
* * "attribute" - the attribute name
* * "attributeNS" - the start of the attribute or its namespace
* * "operator" - the match operator of the attribute
* * "value" - The value (string or identifier)
* * "insensitive" - the case insensitivity flag;
* @param part One of the possible values inside an attribute.
* @returns -1 if the name is invalid or the value doesn't exist in this attribute.
*/
offsetOf(part: "ns" | "namespace" | "attribute" | "attributeNS" | "operator" | "value" | "insensitive"): number;
}
function attribute(opts: AttributeOptions): Attribute;
function isAttribute(node: any): node is Attribute;
interface Pseudo extends Container {
type: "pseudo";
}
function pseudo(opts: ContainerOptions): Pseudo;
/**
* Checks wether the node is the Psuedo subtype of node.
*/
function isPseudo(node: any): node is Pseudo;
/**
* Checks wether the node is, specifically, a pseudo element instead of
* pseudo class.
*/
function isPseudoElement(node: any): node is Pseudo;
/**
* Checks wether the node is, specifically, a pseudo class instead of
* pseudo element.
*/
function isPseudoClass(node: any): node is Pseudo;
interface Tag extends Namespace {
type: "tag";
}
function tag(opts: NamespaceOptions): Tag;
function isTag(node: any): node is Tag;
interface Comment extends Base {
type: "comment";
}
function comment(opts: NodeOptions): Comment;
function isComment(node: any): node is Comment;
interface Identifier extends Base {
type: "id";
}
function id(opts: any): any;
function isIdentifier(node: any): node is Identifier;
interface Nesting extends Base {
type: "nesting";
}
function nesting(opts: any): any;
function isNesting(node: any): node is Nesting;
interface String extends Base {
type: "string";
}
function string(opts: NodeOptions): String;
function isString(node: any): node is String;
interface Universal extends Base {
type: "universal";
}
function universal(opts?: NamespaceOptions): any;
function isUniversal(node: any): node is Universal;
}