63 lines
2.1 KiB
JavaScript
63 lines
2.1 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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const streamChunksOfRawSource = require("./streamChunksOfRawSource");
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const streamChunksOfSourceMap = require("./streamChunksOfSourceMap");
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/** @typedef {import("../Source")} Source */
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/** @typedef {import("./getGeneratedSourceInfo").GeneratedSourceInfo} GeneratedSourceInfo */
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/** @typedef {(chunk: string | undefined, generatedLine: number, generatedColumn: number, sourceIndex: number, originalLine: number, originalColumn: number, nameIndex: number) => void} OnChunk */
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/** @typedef {(sourceIndex: number, source: string | null, sourceContent: string | undefined) => void} OnSource */
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/** @typedef {(nameIndex: number, name: string) => void} OnName */
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/** @typedef {{ source?: boolean, finalSource?: boolean, columns?: boolean }} Options */
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/**
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* @callback StreamChunksFunction
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* @param {Options} options options
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* @param {OnChunk} onChunk on chunk
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* @param {OnSource} onSource on source
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* @param {OnName} onName on name
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*/
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/** @typedef {Source & { streamChunks?: StreamChunksFunction }} SourceMaybeWithStreamChunksFunction */
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/**
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* @param {SourceMaybeWithStreamChunksFunction} source source
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* @param {Options} options options
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* @param {OnChunk} onChunk on chunk
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* @param {OnSource} onSource on source
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* @param {OnName} onName on name
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* @returns {GeneratedSourceInfo} generated source info
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*/
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module.exports = (source, options, onChunk, onSource, onName) => {
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if (typeof source.streamChunks === "function") {
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return source.streamChunks(options, onChunk, onSource, onName);
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}
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const sourceAndMap = source.sourceAndMap(options);
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if (sourceAndMap.map) {
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return streamChunksOfSourceMap(
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/** @type {string} */
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(sourceAndMap.source),
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sourceAndMap.map,
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onChunk,
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onSource,
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onName,
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Boolean(options && options.finalSource),
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Boolean(options && options.columns !== false),
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);
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}
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return streamChunksOfRawSource(
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/** @type {string} */
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(sourceAndMap.source),
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onChunk,
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onSource,
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onName,
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Boolean(options && options.finalSource),
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);
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};
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