decaffeinate: Rename CommandRunner.coffee and 25 other files from .coffee to .js

app/coffee/OutputFileFinder.js

@@ -0,0 +1,50 @@
+async = require "async"
+fs = require "fs"
+Path = require "path"
+spawn = require("child_process").spawn
+logger = require "logger-sharelatex"
+
+module.exports = OutputFileFinder =
+	findOutputFiles: (resources, directory, callback = (error, outputFiles, allFiles) ->) ->
+		incomingResources = {}
+		for resource in resources
+			incomingResources[resource.path] = true
+			
+		OutputFileFinder._getAllFiles directory, (error, allFiles = []) ->
+			if error?
+				logger.err err:error, "error finding all output files"
+				return callback(error)
+			outputFiles = []
+			for file in allFiles
+				if !incomingResources[file]
+					outputFiles.push {
+						path: file
+						type: file.match(/\.([^\.]+)$/)?[1]
+					}
+			callback null, outputFiles, allFiles
+
+	_getAllFiles: (directory, _callback = (error, fileList) ->) ->
+		callback = (error, fileList) ->
+			_callback(error, fileList)
+			_callback = () ->
+
+		# don't include clsi-specific files/directories in the output list
+		EXCLUDE_DIRS = ["-name", ".cache", "-o", "-name", ".archive","-o", "-name", ".project-*"]
+		args = [directory, "(", EXCLUDE_DIRS..., ")", "-prune", "-o", "-type", "f", "-print"]
+		logger.log args: args, "running find command"
+
+		proc = spawn("find", args)
+		stdout = ""
+		proc.stdout.on "data", (chunk) ->
+			stdout += chunk.toString()	
+		proc.on "error", callback	
+		proc.on "close", (code) ->
+			if code != 0
+				logger.warn {directory, code}, "find returned error, directory likely doesn't exist"
+				return callback null, []
+			fileList = stdout.trim().split("\n")
+			fileList = fileList.map (file) ->
+				# Strip leading directory
+				path = Path.relative(directory, file)
+			return callback null, fileList
+