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473 lines
11 KiB
473 lines
11 KiB
import { SourceMapGenerator, RawSourceMap } from 'source-map-js'
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import Node, {
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Position,
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Source,
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ChildNode,
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NodeErrorOptions,
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NodeProps,
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ChildProps,
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AnyNode
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} from './node.js'
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import Declaration, { DeclarationProps } from './declaration.js'
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import Container, { ContainerProps } from './container.js'
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import Document, { DocumentProps } from './document.js'
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import Warning, { WarningOptions } from './warning.js'
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import Comment, { CommentProps } from './comment.js'
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import AtRule, { AtRuleProps } from './at-rule.js'
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import Input, { FilePosition } from './input.js'
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import Result, { Message } from './result.js'
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import Root, { RootProps } from './root.js'
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import Rule, { RuleProps } from './rule.js'
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import CssSyntaxError from './css-syntax-error.js'
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import list, { List } from './list.js'
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import LazyResult from './lazy-result.js'
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import Processor from './processor.js'
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export {
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NodeErrorOptions,
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DeclarationProps,
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CssSyntaxError,
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ContainerProps,
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WarningOptions,
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DocumentProps,
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FilePosition,
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CommentProps,
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AtRuleProps,
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Declaration,
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ChildProps,
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LazyResult,
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ChildNode,
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NodeProps,
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Processor,
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RuleProps,
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RootProps,
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Container,
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Position,
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Document,
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AnyNode,
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Warning,
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Message,
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Comment,
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Source,
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AtRule,
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Result,
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Input,
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Node,
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list,
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Rule,
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Root
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}
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export type SourceMap = SourceMapGenerator & {
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toJSON(): RawSourceMap
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}
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export type Helpers = { result: Result; postcss: Postcss } & Postcss
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type DocumentProcessor = (
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document: Document,
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helper: Helpers
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) => Promise<void> | void
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type RootProcessor = (root: Root, helper: Helpers) => Promise<void> | void
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type DeclarationProcessor = (
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decl: Declaration,
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helper: Helpers
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) => Promise<void> | void
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type RuleProcessor = (rule: Rule, helper: Helpers) => Promise<void> | void
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type AtRuleProcessor = (atRule: AtRule, helper: Helpers) => Promise<void> | void
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type CommentProcessor = (
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comment: Comment,
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helper: Helpers
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) => Promise<void> | void
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interface Processors {
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/**
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* Will be called on `Document` node.
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*
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* Will be called again on children changes.
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*/
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Document?: DocumentProcessor
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/**
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* Will be called on `Document` node, when all children will be processed.
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*
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* Will be called again on children changes.
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*/
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DocumentExit?: DocumentProcessor
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/**
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* Will be called on `Root` node once.
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*/
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Once?: RootProcessor
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/**
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* Will be called on `Root` node once, when all children will be processed.
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*/
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OnceExit?: RootProcessor
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/**
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* Will be called on `Root` node.
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*
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* Will be called again on children changes.
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*/
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Root?: RootProcessor
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/**
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* Will be called on `Root` node, when all children will be processed.
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*
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* Will be called again on children changes.
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*/
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RootExit?: RootProcessor
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/**
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* Will be called on all `Declaration` nodes after listeners
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* for `Declaration` event.
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*
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* Will be called again on node or children changes.
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*/
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Declaration?: DeclarationProcessor | { [prop: string]: DeclarationProcessor }
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/**
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* Will be called on all `Declaration` nodes.
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*
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* Will be called again on node or children changes.
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*/
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DeclarationExit?:
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| DeclarationProcessor
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| { [prop: string]: DeclarationProcessor }
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/**
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* Will be called on all `Rule` nodes.
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*
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* Will be called again on node or children changes.
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*/
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Rule?: RuleProcessor
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/**
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* Will be called on all `Rule` nodes, when all children will be processed.
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*
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* Will be called again on node or children changes.
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*/
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RuleExit?: RuleProcessor
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/**
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* Will be called on all`AtRule` nodes.
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*
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* Will be called again on node or children changes.
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*/
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AtRule?: AtRuleProcessor | { [name: string]: AtRuleProcessor }
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/**
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* Will be called on all `AtRule` nodes, when all children will be processed.
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*
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* Will be called again on node or children changes.
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*/
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AtRuleExit?: AtRuleProcessor | { [name: string]: AtRuleProcessor }
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/**
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* Will be called on all `Comment` nodes.
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*
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* Will be called again on node or children changes.
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*/
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Comment?: CommentProcessor
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/**
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* Will be called on all `Comment` nodes after listeners
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* for `Comment` event.
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*
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* Will be called again on node or children changes.
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*/
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CommentExit?: CommentProcessor
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/**
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* Will be called when all other listeners processed the document.
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*
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* This listener will not be called again.
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*/
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Exit?: RootProcessor
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}
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export interface Plugin extends Processors {
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postcssPlugin: string
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prepare?: (result: Result) => Processors
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}
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export interface PluginCreator<PluginOptions> {
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(opts?: PluginOptions): Plugin | Processor
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postcss: true
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}
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export interface Transformer extends TransformCallback {
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postcssPlugin: string
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postcssVersion: string
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}
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export interface TransformCallback {
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(root: Root, result: Result): Promise<void> | void
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}
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export interface OldPlugin<T> extends Transformer {
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(opts?: T): Transformer
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postcss: Transformer
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}
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export type AcceptedPlugin =
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| Plugin
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| PluginCreator<any>
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| OldPlugin<any>
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| TransformCallback
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| {
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postcss: TransformCallback | Processor
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}
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| Processor
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export interface Parser<RootNode = Root | Document> {
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(
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css: string | { toString(): string },
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opts?: Pick<ProcessOptions, 'map' | 'from'>
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): RootNode
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}
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export interface Builder {
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(part: string, node?: AnyNode, type?: 'start' | 'end'): void
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}
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export interface Stringifier {
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(node: AnyNode, builder: Builder): void
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}
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export interface JSONHydrator {
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(data: object[]): Node[]
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(data: object): Node
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}
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export interface Syntax {
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/**
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* Function to generate AST by string.
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*/
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parse?: Parser
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/**
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* Class to generate string by AST.
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*/
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stringify?: Stringifier
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}
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export interface SourceMapOptions {
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/**
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* Indicates that the source map should be embedded in the output CSS
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* as a Base64-encoded comment. By default, it is `true`.
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* But if all previous maps are external, not inline, PostCSS will not embed
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* the map even if you do not set this option.
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*
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* If you have an inline source map, the result.map property will be empty,
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* as the source map will be contained within the text of `result.css`.
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*/
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inline?: boolean
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/**
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* Source map content from a previous processing step (e.g., Sass).
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*
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* PostCSS will try to read the previous source map
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* automatically (based on comments within the source CSS), but you can use
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* this option to identify it manually.
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*
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* If desired, you can omit the previous map with prev: `false`.
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*/
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prev?: string | boolean | object | ((file: string) => string)
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/**
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* Indicates that PostCSS should set the origin content (e.g., Sass source)
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* of the source map. By default, it is true. But if all previous maps do not
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* contain sources content, PostCSS will also leave it out even if you
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* do not set this option.
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*/
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sourcesContent?: boolean
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/**
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* Indicates that PostCSS should add annotation comments to the CSS.
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* By default, PostCSS will always add a comment with a path
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* to the source map. PostCSS will not add annotations to CSS files
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* that do not contain any comments.
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*
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* By default, PostCSS presumes that you want to save the source map as
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* `opts.to + '.map'` and will use this path in the annotation comment.
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* A different path can be set by providing a string value for annotation.
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*
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* If you have set `inline: true`, annotation cannot be disabled.
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*/
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annotation?: string | boolean | ((file: string, root: Root) => string)
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/**
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* Override `from` in map’s sources.
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*/
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from?: string
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/**
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* Use absolute path in generated source map.
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*/
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absolute?: boolean
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}
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export interface ProcessOptions {
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/**
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* The path of the CSS source file. You should always set `from`,
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* because it is used in source map generation and syntax error messages.
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*/
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from?: string
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/**
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* The path where you'll put the output CSS file. You should always set `to`
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* to generate correct source maps.
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*/
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to?: string
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/**
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* Function to generate AST by string.
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*/
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parser?: Syntax | Parser
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/**
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* Class to generate string by AST.
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*/
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stringifier?: Syntax | Stringifier
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/**
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* Object with parse and stringify.
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*/
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syntax?: Syntax
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/**
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* Source map options
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*/
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map?: SourceMapOptions | boolean
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}
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export interface Postcss {
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/**
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* Create a new `Processor` instance that will apply `plugins`
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* as CSS processors.
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*
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* ```js
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* let postcss = require('postcss')
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*
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* postcss(plugins).process(css, { from, to }).then(result => {
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* console.log(result.css)
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* })
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* ```
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*
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* @param plugins PostCSS plugins.
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* @return Processor to process multiple CSS.
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*/
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(plugins?: AcceptedPlugin[]): Processor
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(...plugins: AcceptedPlugin[]): Processor
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/**
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* Default function to convert a node tree into a CSS string.
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*/
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stringify: Stringifier
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/**
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* Parses source css and returns a new `Root` or `Document` node,
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* which contains the source CSS nodes.
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*
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* ```js
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* // Simple CSS concatenation with source map support
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* const root1 = postcss.parse(css1, { from: file1 })
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* const root2 = postcss.parse(css2, { from: file2 })
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* root1.append(root2).toResult().css
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* ```
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*/
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parse: Parser<Root>
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/**
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* Rehydrate a JSON AST (from `Node#toJSON`) back into the AST classes.
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*
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* ```js
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* const json = root.toJSON()
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* // save to file, send by network, etc
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* const root2 = postcss.fromJSON(json)
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* ```
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*/
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fromJSON: JSONHydrator
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/**
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* Contains the `list` module.
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*/
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list: List
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/**
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* Creates a new `Comment` node.
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*
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* @param defaults Properties for the new node.
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* @return New comment node
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*/
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comment(defaults?: CommentProps): Comment
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/**
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* Creates a new `AtRule` node.
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*
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* @param defaults Properties for the new node.
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* @return New at-rule node.
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*/
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atRule(defaults?: AtRuleProps): AtRule
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/**
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* Creates a new `Declaration` node.
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*
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* @param defaults Properties for the new node.
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* @return New declaration node.
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*/
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decl(defaults?: DeclarationProps): Declaration
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/**
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* Creates a new `Rule` node.
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*
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* @param default Properties for the new node.
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* @return New rule node.
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*/
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rule(defaults?: RuleProps): Rule
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/**
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* Creates a new `Root` node.
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*
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* @param defaults Properties for the new node.
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* @return New root node.
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*/
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root(defaults?: RootProps): Root
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/**
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* Creates a new `Document` node.
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*
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* @param defaults Properties for the new node.
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* @return New document node.
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*/
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document(defaults?: DocumentProps): Document
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CssSyntaxError: typeof CssSyntaxError
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Declaration: typeof Declaration
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Container: typeof Container
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Comment: typeof Comment
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Warning: typeof Warning
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AtRule: typeof AtRule
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Result: typeof Result
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Input: typeof Input
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Rule: typeof Rule
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Root: typeof Root
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Node: typeof Node
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}
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export const stringify: Stringifier
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export const parse: Parser<Root>
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export const fromJSON: JSONHydrator
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export const comment: Postcss['comment']
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export const atRule: Postcss['atRule']
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export const decl: Postcss['decl']
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export const rule: Postcss['rule']
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export const root: Postcss['root']
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declare const postcss: Postcss
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export default postcss
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