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name	type	size	perms	modified	actions
[parent directory]
compress/	dir	-	0755	2024-09-17 07:18:40
utils/	dir	-	0755	2024-09-17 07:18:40
ast.js	file	97,798 B	0644	2023-07-21 12:05:18	edit
cli.js	file	18,495 B	0644	2023-07-23 06:47:48	edit
equivalent-to.js	file	8,303 B	0644	2023-07-21 12:05:18	edit
minify.js	file	13,662 B	0644	2023-07-21 12:05:18	edit
mozilla-ast.js	file	61,161 B	0644	2023-07-21 12:05:18	edit
output.js	file	80,929 B	0644	2023-07-21 12:05:18	edit
parse.js	file	126,350 B	0644	2023-07-21 12:05:18	edit
propmangle.js	file	14,884 B	0644	2023-07-21 12:05:18	edit
scope.js	file	35,225 B	0644	2023-07-21 12:05:18	edit
size.js	file	11,401 B	0644	2023-07-21 12:05:18	edit
sourcemap.js	file	4,973 B	0644	2023-07-21 12:05:18	edit
transform.js	file	9,870 B	0644	2023-07-21 12:05:18	edit

editing: sourcemap.js

/***********************************************************************

A JavaScript tokenizer / parser / beautifier / compressor.
  https://github.com/mishoo/UglifyJS2

-------------------------------- (C) ---------------------------------

Author: Mihai Bazon
                         <mihai.bazon@gmail.com>
                       http://mihai.bazon.net/blog

Distributed under the BSD license:

Redistribution and use in source and binary forms, with or without
    modification, are permitted provided that the following conditions
    are met:

* Redistributions of source code must retain the above
          copyright notice, this list of conditions and the following
          disclaimer.

* Redistributions in binary form must reproduce the above
          copyright notice, this list of conditions and the following
          disclaimer in the documentation and/or other materials
          provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
    EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
    PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
    LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
    OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
    PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
    PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
    THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
    TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
    THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
    SUCH DAMAGE.

***********************************************************************/

"use strict";

import {SourceMapConsumer, SourceMapGenerator} from "@jridgewell/source-map";
import {defaults, HOP} from "./utils/index.js";

// a small wrapper around source-map and @jridgewell/source-map
async function SourceMap(options) {
    options = defaults(options, {
        file : null,
        root : null,
        orig : null,
        files: {},
    });

var orig_map;
    var generator = new SourceMapGenerator({
        file       : options.file,
        sourceRoot : options.root
    });

function add(source, gen_line, gen_col, orig_line, orig_col, name) {
        let generatedPos = { line: gen_line, column: gen_col };

if (orig_map) {
            var info = orig_map.originalPositionFor({
                line: orig_line,
                column: orig_col
            });
            if (info.source === null) {
                generator.addMapping({
                    generated: generatedPos,
                    original: null,
                    source: null,
                    name: null
                });
                return;
            }
            source = info.source;
            orig_line = info.line;
            orig_col = info.column;
            name = info.name || name;
        }
        generator.addMapping({
            generated : generatedPos,
            original  : { line: orig_line, column: orig_col },
            source    : source,
            name      : name
        });
        generator.setSourceContent(source, sourcesContent[source]);
    }

function clean(map) {
        const allNull = map.sourcesContent && map.sourcesContent.every(c => c == null);
        if (allNull) delete map.sourcesContent;
        if (map.file === undefined) delete map.file;
        if (map.sourceRoot === undefined) delete map.sourceRoot;
        return map;
    }

function getDecoded() {
        if (!generator.toDecodedMap) return null;
        return clean(generator.toDecodedMap());
    }

function getEncoded() {
        return clean(generator.toJSON());
    }

function destroy() {
        // @jridgewell/source-map's SourceMapConsumer does not need to be
        // manually freed.
        if (orig_map && orig_map.destroy) orig_map.destroy();
    }

return {
        add,
        getDecoded,
        getEncoded,
        destroy,
    };
}

export {
    SourceMap,
};

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