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38 lines
1.0 KiB
38 lines
1.0 KiB
var uglify = require( 'uglify-js' );
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var assert = require( 'assert' );
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var getLocation = require( '../../utils/getLocation' );
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var SourceMapConsumer = require( 'source-map' ).SourceMapConsumer;
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module.exports = {
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description: 'preserves sourcemap chains when transforming',
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options: {
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plugins: [
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{
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transformBundle: function ( code ) {
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var options = {
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fromString: true,
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outSourceMap: 'x' // trigger sourcemap generation
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};
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return uglify.minify( code, options );
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}
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}
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]
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},
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test: function ( code, map ) {
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var smc = new SourceMapConsumer( map );
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var generatedLoc = getLocation( code, code.indexOf( '42' ) );
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var originalLoc = smc.originalPositionFor( generatedLoc );
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assert.ok( /main/.test( originalLoc.source ) );
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assert.equal( originalLoc.line, 1 );
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assert.equal( originalLoc.column, 13 );
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generatedLoc = getLocation( code, code.indexOf( 'log' ) );
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originalLoc = smc.originalPositionFor( generatedLoc );
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assert.equal( originalLoc.line, 1 );
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assert.equal( originalLoc.column, 8 );
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}
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};
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