Created
November 10, 2014 18:32
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Script to fix prototype.constructor for all derived classes in THREE.js
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readdirp = require 'readdirp' | |
path = require 'path' | |
_ = require 'lodash' | |
async = require 'async' | |
fs = require 'fs' | |
readdirp { root: path.join( __dirname, '..' ), fileFilter: [ '*.js' ] }, (err, res) -> | |
return console.log err if err? | |
files = _.filter res.files, (x) -> x.fullPath.indexOf('node_modules') == -1 and x.fullPath.indexOf('build') == -1 and x.fullPath.indexOf('test') == -1 | |
console.log "Scanning #{files.length} JS files..." | |
file = _.find files, (x) -> x.fullPath.indexOf('AWDLoader') != -1 | |
async.each files, (file, callback) -> | |
fs.readFile file.fullPath, { encoding: 'utf8' }, (err, content) -> | |
lines = content.split '\n' | |
inserts = [] | |
for line, i in lines | |
pos = line.indexOf('.prototype = Object.create(') | |
continue if pos == -1 | |
if i + 1 < lines.length and lines[i+1].indexOf('prototype.constructor') != -1 | |
console.log "Skipping line #{i} of #{file.path}:" | |
console.log "found prototype.constructor in the next line" | |
continue | |
start = Math.max(line.lastIndexOf(' ', pos - 1), line.lastIndexOf('\t', pos - 1)) + 1 | |
className = line.substring(start, pos) | |
###console.log "Found at line #{i} of #{file.path}:" | |
console.log line### | |
tabs = '' | |
for x in line | |
break if x != '\t' | |
tabs += '\t' | |
# console.log "Found #{tabs.length} tabs at beginning of line" | |
inserts.push { line: i + 1, content: "#{tabs}#{className}.prototype.constructor = #{className};" } | |
return callback() if inserts.length == 0 | |
console.log "Inserting #{inserts.length} lines in #{file.path}" | |
for insert in inserts.reverse() | |
lines.splice insert.line, 0, insert.content | |
fs.writeFile "#{file.fullPath}", lines.join('\n'), { encoding: 'utf8' }, callback | |
, (err) -> | |
console.log 'Done!' | |
return |
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