Abstract

This disclosure describes techniques of fast, real-time highlighting of code snippets with low algorithmic complexity. The techniques are suitable to enable highlighting of code sections within relatively lightweight environments such as general-purpose word processors. Delimited ranges of characters within code are identified. Changes within delimited ranges are tracked using a sparse array. The use of a sparse array enables operations on the delimited range to be tracked at a low computational complexity. The highlighted color of a word is the color of its delimited range. The color highlighting maintains real-time synchronization with edits being made simultaneously on a document by collaborating developers. The overhead to define a language is kept low, such that highlighting can be provided without building knowledge of the entire syntax and grammar of the language into the code highlighting implementation.

Creative Commons License

Creative Commons License
This work is licensed under a Creative Commons Attribution 4.0 License.

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