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84 lines
3.1 KiB
84 lines
3.1 KiB
/***********************************************************************
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A JavaScript tokenizer / parser / beautifier / compressor.
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https://github.com/mishoo/UglifyJS2
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-------------------------------- (C) ---------------------------------
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Author: Mihai Bazon
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<mihai.bazon@gmail.com>
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http://mihai.bazon.net/blog
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Distributed under the BSD license:
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Copyright 2012 (c) Mihai Bazon <mihai.bazon@gmail.com>
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the following
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disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the following
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disclaimer in the documentation and/or other materials
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provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
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EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
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TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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SUCH DAMAGE.
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***********************************************************************/
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"use strict";
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// a small wrapper around fitzgen's source-map library
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function SourceMap(options) {
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options = defaults(options, {
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file : null,
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root : null,
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orig : null,
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orig_line_diff : 0,
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dest_line_diff : 0,
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});
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var generator = new MOZ_SourceMap.SourceMapGenerator({
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file : options.file,
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sourceRoot : options.root
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});
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var orig_map = options.orig && new MOZ_SourceMap.SourceMapConsumer(options.orig);
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function add(source, gen_line, gen_col, orig_line, orig_col, name) {
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if (orig_map) {
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var info = orig_map.originalPositionFor({
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line: orig_line,
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column: orig_col
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});
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source = info.source;
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orig_line = info.line;
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orig_col = info.column;
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name = info.name;
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}
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generator.addMapping({
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generated : { line: gen_line + options.dest_line_diff, column: gen_col },
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original : { line: orig_line + options.orig_line_diff, column: orig_col },
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source : source,
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name : name
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});
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};
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return {
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add : add,
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get : function() { return generator },
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toString : function() { return generator.toString() }
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};
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};
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