vnfmarket/src/main/webapp/vnfmarket/node_modules/handlebars/print-script

   1 #! /usr/bin/env node
   2 /* eslint-disable no-console, no-var */
   3 // Util script for debugging source code generation issues
   4
   5 var script = process.argv[2].replace(/\\n/g, '\n'),
   6     verbose = process.argv[3] === '-v';
   7
   8 var Handlebars = require('./lib'),
   9     SourceMap = require('source-map'),
  10       SourceMapConsumer = SourceMap.SourceMapConsumer;
  11
  12 var template = Handlebars.precompile(script, {
  13       srcName: 'input.hbs',
  14       destName: 'output.js',
  15
  16       assumeObjects: true,
  17       compat: false,
  18       strict: true,
  19       trackIds: true,
  20       knownHelpersOnly: false
  21     });
  22
  23 if (!verbose) {
  24   console.log(template);
  25 } else {
  26   var consumer = new SourceMapConsumer(template.map),
  27       lines = template.code.split('\n'),
  28       srcLines = script.split('\n');
  29
  30   console.log();
  31   console.log('Source:');
  32   srcLines.forEach(function(source, index) {
  33     console.log(index + 1, source);
  34   });
  35   console.log();
  36   console.log('Generated:');
  37   console.log(template.code);
  38   lines.forEach(function(source, index) {
  39     console.log(index + 1, source);
  40   });
  41   console.log();
  42   console.log('Map:');
  43   console.log(template.map);
  44   console.log();
  45
  46   function collectSource(lines, lineName, colName, order) {
  47     var ret = {},
  48         ordered = [],
  49         last;
  50
  51     function collect(current) {
  52       if (last) {
  53         var mapLines = lines.slice(last[lineName] - 1, current && current[lineName]);
  54         if (mapLines.length) {
  55           if (current) {
  56             mapLines[mapLines.length - 1] = mapLines[mapLines.length - 1].slice(0, current[colName]);
  57           }
  58           mapLines[0] = mapLines[0].slice(last[colName]);
  59         }
  60         ret[last[lineName] + ':' + last[colName]] = mapLines.join('\n');
  61         ordered.push({
  62           startLine: last[lineName],
  63           startCol: last[colName],
  64           endLine: current && current[lineName]
  65         });
  66       }
  67       last = current;
  68     }
  69
  70     consumer.eachMapping(collect, undefined, order);
  71     collect();
  72
  73     return ret;
  74   }
  75
  76   srcLines = collectSource(srcLines, 'originalLine', 'originalColumn', SourceMapConsumer.ORIGINAL_ORDER);
  77   lines = collectSource(lines, 'generatedLine', 'generatedColumn');
  78
  79   consumer.eachMapping(function(mapping) {
  80     var originalSrc = srcLines[mapping.originalLine + ':' + mapping.originalColumn],
  81         generatedSrc = lines[mapping.generatedLine + ':' + mapping.generatedColumn];
  82
  83     if (!mapping.originalLine) {
  84       console.log('generated', mapping.generatedLine + ':' + mapping.generatedColumn, generatedSrc);
  85     } else {
  86       console.log('map',
  87           mapping.source,
  88           mapping.originalLine + ':' + mapping.originalColumn,
  89           originalSrc,
  90           '->',
  91           mapping.generatedLine + ':' + mapping.generatedColumn,
  92           generatedSrc);
  93     }
  94   });
  95 }