objects/oBarrier/collision_oCharacter.gml
From spelunky.gmk, Spelunky Classic 1.1's source, © 2008, 2009 Derek Yu and Mossmouth, LLC, shown whole under the Spelunky User License v1.1b. Extracted by spelunky.ai's tools, an unofficial fan project, one file per script or event; the // ==== lines are the extractor's, naming each action of the event. Some scripts are others' work that Derek Yu credits in the source's readme.txt: Martin Piecyk's platform engine, ChevyRay's view scaling scripts and tsg1zzn's Super Sound System.
oBarrier's collision oCharacter event, 13 lines of GML.
if (other.invincible == 0){ other.blink = 30 other.invincible = 30 other.yVel = -2 if (other.x < x) other.xVel = -6 else other.xVel = 6 if (global.plife > 0) global.plife -= 1; playSound(global.sndHurt);}