org.eclipse.xtext.formatting.impl
Class FormattingConfigBasedStream

java.lang.Object
  org.eclipse.xtext.formatting.impl.AbstractTokenStream
      org.eclipse.xtext.formatting.impl.BaseTokenStream
          org.eclipse.xtext.formatting.impl.FormattingConfigBasedStream

All Implemented Interfaces:

ITokenStream, ITokenStreamExtension

public class FormattingConfigBasedStream
extends BaseTokenStream

Author:

Moritz Eysholdt - Initial contribution and API

Nested Class Summary

protected class	FormattingConfigBasedStream.Line
protected class	FormattingConfigBasedStream.LineEntry

Field Summary

protected java.util.Set<AbstractFormattingConfig.ElementLocator>	activeRangeLocators
protected FormattingConfig	cfg
protected FormattingConfigBasedStream.Line	currentLine
protected IHiddenTokenHelper	hiddenTokenHelper
protected int	indentationLevel
protected java.lang.String	indentationPrefix
protected org.eclipse.emf.ecore.EObject	last
protected IElementMatcherProvider.IElementMatcher<AbstractFormattingConfig.ElementPattern>	matcher
protected java.lang.String	preservedWS
protected boolean	preserveSpaces

Fields inherited from class org.eclipse.xtext.formatting.impl.BaseTokenStream

out

Constructor Summary

FormattingConfigBasedStream(ITokenStream out, java.lang.String indentation, FormattingConfig cfg, IElementMatcherProvider.IElementMatcher<AbstractFormattingConfig.ElementPattern> matcher, IHiddenTokenHelper hiddenTokenHelper, boolean preserveSpaces)

Method Summary

protected void	addLineEntry(org.eclipse.emf.ecore.EObject grammarElement, java.lang.String value, boolean isHidden)
protected java.util.Set<AbstractFormattingConfig.ElementLocator>	collectLocators(org.eclipse.emf.ecore.EObject ele)
protected java.util.Set<AbstractFormattingConfig.ElementLocator>	collectLocatorsForComments(java.util.Collection<AbstractFormattingConfig.ElementLocator> semanticLocators, org.eclipse.emf.ecore.EObject left, org.eclipse.emf.ecore.EObject right)
protected FormattingConfigBasedStream.Line	createLine()
protected FormattingConfigBasedStream.Line	createLine(int leftover)
protected FormattingConfigBasedStream.Line	createLine(java.util.List<FormattingConfigBasedStream.LineEntry> entries)
protected FormattingConfigBasedStream.Line	createLine(java.util.List<FormattingConfigBasedStream.LineEntry> initialEntries, int leftover)
FormattingConfigBasedStream.LineEntry	createLineEntry(org.eclipse.emf.ecore.EObject grammarElement, java.lang.String value, boolean isHidden, java.util.Set<AbstractFormattingConfig.ElementLocator> beforeLocators, java.lang.String leadingWS, int indent, ParserRule hiddenTokenDefition)
protected Pair<java.lang.Integer,RuleCall>	findTopmostHiddenTokenDef()
void	flush()
void	init(ParserRule startRule)
void	writeHidden(org.eclipse.emf.ecore.EObject grammarElement, java.lang.String value)
void	writeSemantic(org.eclipse.emf.ecore.EObject grammarElement, java.lang.String value)

Methods inherited from class java.lang.Object

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

Field Detail

activeRangeLocators

protected java.util.Set<AbstractFormattingConfig.ElementLocator> activeRangeLocators

cfg

protected FormattingConfig cfg

currentLine

protected FormattingConfigBasedStream.Line currentLine

hiddenTokenHelper

protected IHiddenTokenHelper hiddenTokenHelper

indentationLevel

protected int indentationLevel

indentationPrefix

protected java.lang.String indentationPrefix

last

protected org.eclipse.emf.ecore.EObject last

matcher

protected IElementMatcherProvider.IElementMatcher<AbstractFormattingConfig.ElementPattern> matcher

preservedWS

protected java.lang.String preservedWS

preserveSpaces

protected boolean preserveSpaces

Constructor Detail

FormattingConfigBasedStream

public FormattingConfigBasedStream(ITokenStream out,
                                   java.lang.String indentation,
                                   FormattingConfig cfg,
                                   IElementMatcherProvider.IElementMatcher<AbstractFormattingConfig.ElementPattern> matcher,
                                   IHiddenTokenHelper hiddenTokenHelper,
                                   boolean preserveSpaces)

Method Detail

addLineEntry

protected void addLineEntry(org.eclipse.emf.ecore.EObject grammarElement,
                            java.lang.String value,
                            boolean isHidden)
                     throws java.io.IOException

Throws:

java.io.IOException

collectLocators

protected java.util.Set<AbstractFormattingConfig.ElementLocator> collectLocators(org.eclipse.emf.ecore.EObject ele)

collectLocatorsForComments

protected java.util.Set<AbstractFormattingConfig.ElementLocator> collectLocatorsForComments(java.util.Collection<AbstractFormattingConfig.ElementLocator> semanticLocators,
                                                                                            org.eclipse.emf.ecore.EObject left,
                                                                                            org.eclipse.emf.ecore.EObject right)

createLine

protected FormattingConfigBasedStream.Line createLine()

createLine

protected FormattingConfigBasedStream.Line createLine(int leftover)

createLine

protected FormattingConfigBasedStream.Line createLine(java.util.List<FormattingConfigBasedStream.LineEntry> entries)

createLine

protected FormattingConfigBasedStream.Line createLine(java.util.List<FormattingConfigBasedStream.LineEntry> initialEntries,
                                                      int leftover)

createLineEntry

public FormattingConfigBasedStream.LineEntry createLineEntry(org.eclipse.emf.ecore.EObject grammarElement,
                                                             java.lang.String value,
                                                             boolean isHidden,
                                                             java.util.Set<AbstractFormattingConfig.ElementLocator> beforeLocators,
                                                             java.lang.String leadingWS,
                                                             int indent,
                                                             ParserRule hiddenTokenDefition)

findTopmostHiddenTokenDef

protected Pair<java.lang.Integer,RuleCall> findTopmostHiddenTokenDef()

flush

public void flush()
           throws java.io.IOException

Specified by:

flush in interface ITokenStream

Overrides:

flush in class BaseTokenStream

Throws:

java.io.IOException

init

public void init(ParserRule startRule)

Specified by:

init in interface ITokenStreamExtension

Overrides:

init in class BaseTokenStream

writeHidden

public void writeHidden(org.eclipse.emf.ecore.EObject grammarElement,
                        java.lang.String value)
                 throws java.io.IOException

Specified by:

writeHidden in interface ITokenStream

Overrides:

writeHidden in class AbstractTokenStream

Throws:

java.io.IOException

writeSemantic

public void writeSemantic(org.eclipse.emf.ecore.EObject grammarElement,
                          java.lang.String value)
                   throws java.io.IOException

Specified by:

writeSemantic in interface ITokenStream

Overrides:

writeSemantic in class AbstractTokenStream

Throws:

java.io.IOException