Package com.google.common.css.compiler.passes

Class EliminateUnitsFromZeroNumericValues

java.lang.Object

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

com.google.common.css.compiler.passes.EliminateUnitsFromZeroNumericValues

All Implemented Interfaces:

AtRuleHandler, CssCompilerPass, CssTreeVisitor

public class EliminateUnitsFromZeroNumericValues
extends DefaultTreeVisitor
implements CssCompilerPass

A compiler pass that eliminates useless units from 0.

It is only allowed to eliminate units from relative or absolute length units. See: CSS 2 length units and CSS 3 length units

Constructor Summary

Constructors

Constructor	Description
EliminateUnitsFromZeroNumericValues(MutatingVisitController visitController)

Method Summary

Modifier and Type	Method	Description
boolean	enterValueNode(CssValueNode node)	Called before visiting a CssValueNode that is not a CssCompositeValueNode
void	runPass()

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, 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 Detail

EliminateUnitsFromZeroNumericValues

public EliminateUnitsFromZeroNumericValues(MutatingVisitController visitController)

Method Detail

enterValueNode

public boolean enterValueNode(CssValueNode node)

Description copied from interface: CssTreeVisitor

Called before visiting a CssValueNode that is not a CssCompositeValueNode

Specified by:

enterValueNode in interface CssTreeVisitor

Overrides:

enterValueNode in class DefaultTreeVisitor

runPass

public void runPass()

Specified by:

runPass in interface CssCompilerPass