protected void _format(SarlBehaviorUnit behaviorUnit, IFormattableDocument document) {
		formatAnnotations(behaviorUnit, document, XbaseFormatterPreferenceKeys.newLineAfterMethodAnnotations);

		final ISemanticRegionsFinder regionFor = this.textRegionExtensions.regionFor(behaviorUnit);

		document.append(regionFor.keyword(this.keywords.getOnKeyword()), ONE_SPACE);

		if (behaviorUnit.getGuard() != null) {
			ISemanticRegion keyword = this.textRegionExtensions.immediatelyPreceding(
					behaviorUnit.getGuard()).keyword(this.keywords.getLeftSquareBracketKeyword());
			document.prepend(keyword, ONE_SPACE);
			document.append(keyword, NO_SPACE);
			keyword = this.textRegionExtensions.immediatelyFollowing(
					behaviorUnit.getGuard()).keyword(this.keywords.getRightSquareBracketKeyword());
			document.prepend(keyword, NO_SPACE);
		}

		document.format(behaviorUnit.getName());
		document.format(behaviorUnit.getGuard());

		final XExpression expression = behaviorUnit.getExpression();
		if (expression != null) {
			final ISemanticRegionFinder finder = this.textRegionExtensions.regionFor(expression);
			final ISemanticRegion brace = finder.keyword(this.keywords.getLeftCurlyBracketKeyword());
			document.prepend(brace, XbaseFormatterPreferenceKeys.bracesInNewLine);
			document.format(expression);
		}
	}
protected void _format ( SarlBehaviorUnit behaviorUnit , IFormattableDocument document ) { formatAnnotations ( behaviorUnit , document , XbaseFormatterPreferenceKeys . newLineAfterMethodAnnotations ) ; final ISemanticRegionsFinder regionFor = this . textRegionExtensions . regionFor ( behaviorUnit ) ; document . append ( regionFor . keyword ( this . keywords . getOnKeyword ( ) ) , ONE_SPACE ) ; if ( behaviorUnit . getGuard ( ) != null ) { ISemanticRegion keyword = this . textRegionExtensions . immediatelyPreceding ( behaviorUnit . getGuard ( ) ) . keyword ( this . keywords . getLeftSquareBracketKeyword ( ) ) ; document . prepend ( keyword , ONE_SPACE ) ; document . append ( keyword , NO_SPACE ) ; keyword = this . textRegionExtensions . immediatelyFollowing ( behaviorUnit . getGuard ( ) ) . keyword ( this . keywords . getRightSquareBracketKeyword ( ) ) ; document . prepend ( keyword , NO_SPACE ) ; } document . format ( behaviorUnit . getName ( ) ) ; document . format ( behaviorUnit . getGuard ( ) ) ; final XExpression expression = behaviorUnit . getExpression ( ) ; if ( expression != null ) { final ISemanticRegionFinder finder = this . textRegionExtensions . regionFor ( expression ) ; final ISemanticRegion brace = finder . keyword ( this . keywords . getLeftCurlyBracketKeyword ( ) ) ; document . prepend ( brace , XbaseFormatterPreferenceKeys . bracesInNewLine ) ; document . format ( expression ) ; } }
Format a behavior unit.

@param behaviorUnit the behavior unit.
@param document the document.