import {RawSourceMap} from 'source-map-js';
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import {Options, StringOptions} from './options';
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/**
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* The result of compiling Sass to CSS. Returned by {@link compile}, {@link
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* compileAsync}, {@link compileString}, and {@link compileStringAsync}.
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*
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* @category Compile
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*/
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export interface CompileResult {
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/**
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* The generated CSS.
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*
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* Note that this *never* includes a `sourceMapUrl` comment—it's up to the
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* caller to determine where to save the source map and how to link to it from
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* the stylesheet.
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*/
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css: string;
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/**
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* The canonical URLs of all the stylesheets that were loaded during the
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* Sass compilation. The order of these URLs is not guaranteed.
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*/
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loadedUrls: URL[];
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/**
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* The object representation of the source map that maps locations in the
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* generated CSS back to locations in the Sass source code.
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*
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* This typically uses absolute `file:` URLs to refer to Sass files, although
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* this can be controlled by having a custom {@link Importer} return {@link
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* ImporterResult.sourceMapUrl}.
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*
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* This is set if and only if {@link Options.sourceMap} is `true`.
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*/
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sourceMap?: RawSourceMap;
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}
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/**
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* The result of creating a synchronous compiler. Returned by
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* {@link initCompiler}.
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*
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* @category Compile
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*/
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export class Compiler {
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/**
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* Throws an error if constructed directly, instead of via
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* {@link initCompiler}.
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*/
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private constructor();
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/**
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* The {@link compile} method exposed through a Compiler instance while it is
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* active. If this is called after {@link dispose} on the Compiler
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* instance, an error will be thrown.
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*
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* During the Compiler instance's lifespan, given the same input, this will
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* return an identical result to the {@link compile} method exposed at the
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* module root.
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*/
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compile(path: string, options?: Options<'sync'>): CompileResult;
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/**
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* The {@link compileString} method exposed through a Compiler instance while
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* it is active. If this is called after {@link dispose} on the Compiler
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* instance, an error will be thrown.
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*
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* During the Compiler instance's lifespan, given the same input, this will
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* return an identical result to the {@link compileString} method exposed at
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* the module root.
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*/
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compileString(source: string, options?: StringOptions<'sync'>): CompileResult;
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/**
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* Ends the lifespan of this Compiler instance. After this is invoked, all
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* calls to the Compiler instance's {@link compile} or {@link compileString}
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* methods will result in an error.
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*/
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dispose(): void;
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}
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/**
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* The result of creating an asynchronous compiler. Returned by
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* {@link initAsyncCompiler}.
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*
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* @category Compile
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*/
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export class AsyncCompiler {
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/**
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* Throws an error if constructed directly, instead of via
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* {@link initAsyncCompiler}.
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*/
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private constructor();
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/**
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* The {@link compileAsync} method exposed through an Async Compiler instance
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* while it is active. If this is called after {@link dispose} on the Async
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* Compiler instance, an error will be thrown.
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*
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* During the Async Compiler instance's lifespan, given the same input, this
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* will return an identical result to the {@link compileAsync} method exposed
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* at the module root.
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*/
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compileAsync(
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path: string,
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options?: Options<'async'>
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): Promise<CompileResult>;
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/**
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* The {@link compileStringAsync} method exposed through an Async Compiler
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* instance while it is active. If this is called after {@link dispose} on the
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* Async Compiler instance, an error will be thrown.
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*
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* During the Async Compiler instance's lifespan, given the same input, this
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* will return an identical result to the {@link compileStringAsync} method
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* exposed at the module root.
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*/
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compileStringAsync(
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source: string,
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options?: StringOptions<'async'>
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): Promise<CompileResult>;
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/**
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* Ends the lifespan of this Async Compiler instance. After this is invoked,
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* all subsequent calls to the Compiler instance's `compileAsync` or
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* `compileStringAsync` methods will result in an error.
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*
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* Any compilations that are submitted before `dispose` will not be cancelled,
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* and will be allowed to settle.
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*
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* After all compilations have been settled and Sass completes any internal
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* task cleanup, `dispose` will resolve its promise.
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*/
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dispose(): Promise<void>;
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}
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/**
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* Synchronously compiles the Sass file at `path` to CSS. If it succeeds it
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* returns a {@link CompileResult}, and if it fails it throws an {@link
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* Exception}.
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*
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* This only allows synchronous {@link Importer}s and {@link CustomFunction}s.
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*
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* **Heads up!** When using the [sass-embedded] npm package for single
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* compilations, **{@link compileAsync} is almost always faster than
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* {@link compile}**, due to the overhead of emulating synchronous messaging
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* with worker threads and concurrent compilations being blocked on main thread.
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*
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* If you are running multiple compilations with the [sass-embedded] npm
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* package, using a {@link Compiler} will provide some speed improvements over
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* the module-level methods, and an {@link AsyncCompiler} will be much faster.
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*
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* [sass-embedded]: https://www.npmjs.com/package/sass-embedded
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*
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* @example
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*
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* ```js
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* const sass = require('sass');
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*
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* const result = sass.compile("style.scss");
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* console.log(result.css);
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* ```
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*
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* @category Compile
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* @compatibility dart: "1.45.0", node: false
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*/
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export function compile(path: string, options?: Options<'sync'>): CompileResult;
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/**
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* Asynchronously compiles the Sass file at `path` to CSS. Returns a promise
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* that resolves with a {@link CompileResult} if it succeeds and rejects with an
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* {@link Exception} if it fails.
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*
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* This only allows synchronous or asynchronous {@link Importer}s and
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* {@link CustomFunction}s.
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*
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* **Heads up!** When using the `sass` npm package, **{@link compile} is almost
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* twice as fast as {@link compileAsync}**, due to the overhead of making the
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* entire evaluation process asynchronous.
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*
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* @example
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*
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* ```js
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* const sass = require('sass');
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*
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* const result = await sass.compileAsync("style.scss");
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* console.log(result.css);
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* ```
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*
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* @category Compile
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* @compatibility dart: "1.45.0", node: false
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*/
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export function compileAsync(
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path: string,
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options?: Options<'async'>
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): Promise<CompileResult>;
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/**
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* Synchronously compiles a stylesheet whose contents is `source` to CSS. If it
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* succeeds it returns a {@link CompileResult}, and if it fails it throws an
|
* {@link Exception}.
|
*
|
* This only allows synchronous {@link Importer}s and {@link CustomFunction}s.
|
*
|
* **Heads up!** When using the [sass-embedded] npm package for single
|
* compilations, **{@link compileStringAsync} is almost always faster than
|
* {@link compileString}**, due to the overhead of emulating synchronous
|
* messaging with worker threads and concurrent compilations being blocked on
|
* main thread.
|
*
|
* If you are running multiple compilations with the [sass-embedded] npm
|
* package, using a {@link Compiler} will provide some speed improvements over
|
* the module-level methods, and an {@link AsyncCompiler} will be much faster.
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*
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* [sass-embedded]: https://www.npmjs.com/package/sass-embedded
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*
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* @example
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*
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* ```js
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* const sass = require('sass');
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*
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* const result = sass.compileString(`
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* h1 {
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* font-size: 40px;
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* code {
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* font-face: Roboto Mono;
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* }
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* }`);
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* console.log(result.css);
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* ```
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*
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* @category Compile
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* @compatibility dart: "1.45.0", node: false
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*/
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export function compileString(
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source: string,
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options?: StringOptions<'sync'>
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): CompileResult;
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/**
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* Asynchronously compiles a stylesheet whose contents is `source` to CSS.
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* Returns a promise that resolves with a {@link CompileResult} if it succeeds
|
* and rejects with an {@link Exception} if it fails.
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*
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* This only allows synchronous or asynchronous {@link Importer}s and {@link
|
* CustomFunction}s.
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*
|
* **Heads up!** When using the `sass` npm package, **{@link compileString} is
|
* almost twice as fast as {@link compileStringAsync}**, due to the overhead
|
* of making the entire evaluation process asynchronous.
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*
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* @example
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*
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* ```js
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* const sass = require('sass');
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*
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* const result = await sass.compileStringAsync(`
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* h1 {
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* font-size: 40px;
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* code {
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* font-face: Roboto Mono;
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* }
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* }`);
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* console.log(result.css);
|
* ```
|
*
|
* @category Compile
|
* @compatibility dart: "1.45.0", node: false
|
*/
|
export function compileStringAsync(
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source: string,
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options?: StringOptions<'async'>
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): Promise<CompileResult>;
|
|
/**
|
* Creates a synchronous {@link Compiler}. Each compiler instance exposes the
|
* {@link compile} and {@link compileString} methods within the lifespan of the
|
* Compiler. Given identical input, these methods will return results identical
|
* to their counterparts exposed at the module root. To use asynchronous
|
* compilation, use {@link initAsyncCompiler}.
|
*
|
* When calling the compile functions multiple times, using a compiler instance
|
* with the [sass-embedded] npm package is much faster than using the top-level
|
* compilation methods or the [sass] npm package.
|
*
|
* [sass-embedded]: https://www.npmjs.com/package/sass-embedded
|
*
|
* [sass]: https://www.npmjs.com/package/sass
|
*
|
* @example
|
*
|
* ```js
|
* const sass = require('sass');
|
* function setup() {
|
* const compiler = sass.initCompiler();
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* const result1 = compiler.compileString('a {b: c}').css;
|
* const result2 = compiler.compileString('a {b: c}').css;
|
* compiler.dispose();
|
*
|
* // throws error
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* const result3 = sass.compileString('a {b: c}').css;
|
* }
|
* ```
|
* @category Compile
|
* @compatibility dart: "1.70.0", node: false
|
*/
|
export function initCompiler(): Compiler;
|
|
/**
|
* Creates an asynchronous {@link AsyncCompiler}. Each compiler
|
* instance exposes the {@link compileAsync} and {@link compileStringAsync}
|
* methods within the lifespan of the Compiler. Given identical input, these
|
* methods will return results identical to their counterparts exposed at the
|
* module root. To use synchronous compilation, use {@link initCompiler};
|
*
|
* When calling the compile functions multiple times, using a compiler instance
|
* with the [sass-embedded] npm package is much faster than using the top-level
|
* compilation methods or the [sass] npm package.
|
*
|
* [sass-embedded]: https://www.npmjs.com/package/sass-embedded
|
*
|
* [sass]: https://www.npmjs.com/package/sass
|
*
|
* @example
|
*
|
* ```js
|
* const sass = require('sass');
|
* async function setup() {
|
* const compiler = await sass.initAsyncCompiler();
|
* const result1 = await compiler.compileStringAsync('a {b: c}').css;
|
* const result2 = await compiler.compileStringAsync('a {b: c}').css;
|
* await compiler.dispose();
|
*
|
* // throws error
|
* const result3 = await sass.compileStringAsync('a {b: c}').css;
|
* }
|
* ```
|
* @category Compile
|
* @compatibility dart: "1.70.0", node: false
|
*/
|
export function initAsyncCompiler(): Promise<AsyncCompiler>;
|
