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Collection of benchmarks for ShellJS

Note: benchmark results will be moving to Github Pages - stay tuned.

This is a comparison ofShellJS and bash for performance. Each test caseruns scripts with equivalent output and compares Bash's runtime with ShellJS's.Surprisingly, ShellJS is often the winner, sometimes being up to12x faster!Woohoo! See below forShellJS performance wins.

• echoIntoFile
• ls10k
• touchSyntax0.6

• Linux

• 4.2.0-30-generic

• x64

• Intel(R) Core(TM) i5-3317U CPU @ 1.70GHz × 4

• Node.js: v5.3.0

• V8: 4.6.85.31

• name:/bin/bash

• version: GNU bash, version 4.3.42(1)-release (x86_64-pc-linux-gnu)Copyright (C) 2013 Free Software Foundation, Inc.License GPLv3+: GNU GPL version 3 or laterhttp://gnu.org/licenses/gpl.htmlThis is free software; you are free to change and redistribute it.There is NO WARRANTY, to the extent permitted by law.

• Bash took842 milliseconds

• ShellJS 0.5.3 took252 milliseconds

• ShellJS 0.6.0 took270 milliseconds

• ShellJS latest took178 milliseconds

ShellJS was4.730 times faster than Bash

• Bash took314 milliseconds

• ShellJS 0.5.3 took281 milliseconds

• ShellJS 0.6.0 took293 milliseconds

• ShellJS latest took618 milliseconds

Bash was1.968 times faster than ShellJS

• Bash took91 milliseconds

• ShellJS 0.5.3 took184 milliseconds

• ShellJS 0.6.0 took185 milliseconds

• ShellJS latest took235 milliseconds

Bash was2.582 times faster than ShellJS

• Bash took84 milliseconds

• ShellJS 0.5.3 took195 milliseconds

• ShellJS 0.6.0 took175 milliseconds

• ShellJS latest took175 milliseconds

Bash was2.083 times faster than ShellJS

• Bash took208 milliseconds

• ShellJS 0.5.3 took326 milliseconds

• ShellJS 0.6.0 took264 milliseconds

• ShellJS latest took760 milliseconds

Bash was3.654 times faster than ShellJS

• Bash took10334 milliseconds

• ShellJS 0.5.3 took690 milliseconds

• ShellJS 0.6.0 took748 milliseconds

• ShellJS latest took1115 milliseconds

ShellJS was9.268 times faster than Bash

• Bash took632 milliseconds

• ShellJS 0.5.3 took1625 milliseconds

• ShellJS 0.6.0 took2343 milliseconds

• ShellJS latest took6133 milliseconds

Bash was9.704 times faster than ShellJS

• Bash took1392 milliseconds

• Skipping test for ShellJS 0.5.3

• ShellJS 0.6.0 took270 milliseconds

• ShellJS latest took465 milliseconds

ShellJS was2.994 times faster than Bash