W. Va. Code § 62-10-6
If any person shall, in the presence of a constable and within his county, make an affray, or threaten to beat, wound or kill another, or to commit violence against his person or property; or content with angry words to the disturbance of the peace; or improperly or indecently expose his person; or appear in a state of gross intoxication in a public place; such constable may, without warrant or other process, or further proof, arrest such offending person and take him before some justice of the county in which such offense is committed, who, upon hearing the testimony of such constable and other witnesses, if any are then and there produced, if, in his opinion the offense charged be proved, shall require the offender to give bond or recognizance, with surety, to keep the peace and be of good behavior for a term not exceeding one year.
W. Va. Code § 62-10-6