This new shell features several enhancements, such as the use of the JLine library which provides ANSI coloring, tab completion for commands, line editing capabilities.
A typical example is that prior to version 1.5, the code coloring was incorrect for a function-call inside a string when the closing bracket was placed on a new line.
举个典型的例子，1.5版前，在字符串中，当函数调用的结束括号另起一行时，代码颜色显示会不正确。
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Once the sketch is finalized, the design moved to the next stage of inking the line work and then coloring the character.