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t=e.search(/\w/);return-1==t?e:e.slice(0,t)+e.charAt(t).toUpperCase()+e.slice(t+1).toLowerCase()}))})),t.upcaseWord=w((function(e){U(e,(function(e){return e.toUpperCase()}))})),t.downcaseWord=w((function(e){U(e,(function(e){return e.toLowerCase()}))})),t.undoRepeatable=w("undo"),t.keyboardQuit=function(e){e.execCommand("clearSearch"),y(e)},t.newline=w((function(e){e.replaceSelection("\n","end")})),t.gotoLine=function(e){var t=h(e,!0);if(null!=t&&t>0)return e.setCursor(t-1);W(e,"Goto line",(function(t){var n;t&&!isNaN(n=Number(t))&&n==(0|n)&&n>0&&e.setCursor(n-1)}))},t.indentRigidly=function(e){e.indentSelection(h(e,!0)||e.getOption("indentUnit"))},t.exchangePointAndMark=function(e){e.setSelection(e.getCursor("head"),e.getCursor("anchor"))},t.quotedInsertTab=w("insertTab"),t.universalArgument=function(e){e.state.emacsPrefixMap=!0,e.addKeyMap(D),e.on("keyHandled",R),e.on("inputRead",R)},e.emacs={kill:c,killRegion:v,repeated:w};var 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