compact.js

来自「AJAX_aptana_update 关于AJAX的Eclipse插件。可以在这」· JavaScript 代码 · 共 68 行

/*
 * Menu: Javascript > Compact
 * Kudos: Kevin Lindsey
 * License: EPL 1.0
 * DOM: http://download.eclipse.org/technology/dash/update/org.eclipse.eclipsemonkey.lang.javascript
 * DOM: http://localhost/com.aptana.ide.scripting
 */

include("lib/Compactor.js");

/**
 * main
 */
function main() {
	var compactable = true;
	var sourceEditor = editors.activeEditor;
	
	// make sure we have an editor
	if (sourceEditor === undefined) {
		compactable = false;
		showError("No active editor");
	}
	
	// compact
	if (compactable) {
		var lexemes = getLexemes();	//sourceEditor.lexemes;
	
		// make sure we have content
		if (lexemes !== null && lexemes !== undefined && lexemes.size() > 0) {
			// compact
			var compactor = new Compactor(lexemes, "text/javascript", sourceEditor.lineDelimiter);
			
			compactor.compact();
			
			// write text
			sourceEditor.applyEdit(0, sourceEditor.sourceLength, compactor.toString());
		}
	}
}

/**
 * getLexemes
 *
 * @return {LexemeList}
 */
function getLexemes()
{
	var result = null;
	
	try {
		var fileContext = editors.activeEditor.textEditor.getFileContext();
		
		if (fileContext !== null && fileContext !== undefined) {
			result = fileContext.getLexemeList();
		}
	} catch(e) {
	}
	
	return result;
}

/**
 * Display an error message
 */
function showError(message) {
	alert("compact: " + message);
}