fix(functions): reset RegExp.lastIndex to zero when using cached RegExp objects #2079
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We have noticed that when
g
marker is used the Spectral becomes non-deterministic due to RegExp cache inpattern
function. So, in our case, validator returns different results on every second run (please see added tests).More details on RegExp.lastIndex:
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/RegExp/lastIndex
https://stackoverflow.com/a/13587801/280989
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Does this PR introduce a breaking change?