Package com.google.common.css.compiler.ast

Class SkippingTreeVisitor

java.lang.Object

com.google.common.css.compiler.ast.DefaultTreeVisitor

com.google.common.css.compiler.ast.SkippingTreeVisitor

All Implemented Interfaces:

AtRuleHandler, CssTreeVisitor

Direct Known Subclasses:

MarkRemovableRulesetNodes, MergeAdjacentRulesetNodesWithSameDeclarations, MergeAdjacentRulesetNodesWithSameSelector, SplitRulesetNodes

public class SkippingTreeVisitor
extends DefaultTreeVisitor

Any compiler pass which derives from this is able to skip processing rules that contain specific property names.

TODO(user): Should we move these functions to the DefaultVisitController?

Constructor Summary

Constructors

Constructor	Description
SkippingTreeVisitor(boolean skip)	Constructor of a skipping tree visitor which sets the skipping property.

Method Summary

Modifier and Type	Method	Description
boolean	canModifyRuleset(CssRulesetNode ruleset)	This method checks if the given ruleset is safe to be changed.
boolean	isSkipping()

Methods inherited from class com.google.common.css.compiler.ast.DefaultTreeVisitor

enterArgumentNode, enterAttributeSelector, enterBlock, enterCharSet, enterClassSelector, enterCombinator, enterComponent, enterCompositeValueNode, enterCompositeValueNodeOperator, enterConditionalBlock, enterConditionalRule, enterDeclaration, enterDeclarationBlock, enterDefinition, enterFontFace, enterForLoop, enterFunctionNode, enterIdSelector, enterImportBlock, enterImportRule, enterKey, enterKeyBlock, enterKeyframeRuleset, enterKeyframesRule, enterMediaRule, enterMediaTypeListDelimiter, enterMixin, enterMixinDefinition, enterPageRule, enterPageSelector, enterPropertyValue, enterProvideNode, enterPseudoClass, enterPseudoElement, enterRequireNode, enterRuleset, enterSelector, enterSelectorBlock, enterTree, enterUnknownAtRule, enterValueNode, leaveArgumentNode, leaveAttributeSelector, leaveBlock, leaveCharSet, leaveClassSelector, leaveCombinator, leaveComponent, leaveCompositeValueNode, leaveCompositeValueNodeOperator, leaveConditionalBlock, leaveConditionalRule, leaveDeclaration, leaveDeclarationBlock, leaveDefinition, leaveFontFace, leaveForLoop, leaveFunctionNode, leaveIdSelector, leaveImportBlock, leaveImportRule, leaveKey, leaveKeyBlock, leaveKeyframeRuleset, leaveKeyframesRule, leaveMediaRule, leaveMediaTypeListDelimiter, leaveMixin, leaveMixinDefinition, leavePageRule, leavePageSelector, leavePropertyValue, leaveProvideNode, leavePseudoClass, leavePseudoElement, leaveRequireNode, leaveRuleset, leaveSelector, leaveSelectorBlock, leaveTree, leaveUnknownAtRule, leaveValueNode

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

SkippingTreeVisitor

public SkippingTreeVisitor(boolean skip)

Constructor of a skipping tree visitor which sets the skipping property.

Parameters:

skip -

Method Details

canModifyRuleset

public boolean canModifyRuleset(CssRulesetNode ruleset)

This method checks if the given ruleset is safe to be changed.

Returns:

false if the ruleset is not safe to be modified (because it contains any of the pre-defined property names when skipping is turned on), true otherwise.

isSkipping

public boolean isSkipping()