@surface/custom-element/internal/parsers/patterns.js

Provides support of directives and data binding on custom elements.

export const dinamicKey = /^\[(.*)\]$/;
export const forExpression = /^\s*(?:(?:var|let|const)\s+)?(\w+|\S.*\S)\s+(in|of)\s+(\w+|\S.*\S)$/s;
export const interpolation = /(?<!(?<!\\)\\)(\{)(.*?)(\})/;