| 1 | /* |
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| 2 | * generated by Xtext |
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| 3 | */
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| 4 | package de.ugoe.cs.swe.bnftools.formatting
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| 5 |
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| 6 | import com.google.inject.Inject
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| 7 | import de.ugoe.cs.swe.bnftools.services.EbnfGrammarAccess
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| 8 | import org.eclipse.xtext.Keyword
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| 9 | import org.eclipse.xtext.formatting.impl.AbstractDeclarativeFormatter
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| 10 | import org.eclipse.xtext.formatting.impl.FormattingConfig
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| 11 | import org.eclipse.emf.ecore.EObject
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| 12 | import de.ugoe.cs.swe.bnftools.ebnf.Rule
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| 13 | import de.ugoe.cs.swe.bnftools.ebnf.DefinitionList
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| 14 |
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| 15 | /** |
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| 16 | * This class contains custom formatting description. |
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| 17 | * |
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| 18 | * see : http://www.eclipse.org/Xtext/documentation.html#formatting |
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| 19 | * on how and when to use it |
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| 20 | * |
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| 21 | * Also see {@link org.eclipse.xtext.xtext.XtextFormattingTokenSerializer} as an example |
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| 22 | */
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| 23 | class EbnfFormatter extends AbstractDeclarativeFormatter {
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| 24 |
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| 25 | @Inject extension EbnfGrammarAccess
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| 26 |
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| 27 | override protected void configureFormatting(FormattingConfig c) {
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| 28 |
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| 29 | // They will add and preserve newlines around comments |
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| 30 | c.setLinewrap(0, 1, 2).before(SL_COMMENTRule)
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| 31 | c.setLinewrap(0, 1, 2).before(ML_COMMENTRule)
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| 32 | c.setLinewrap(0, 1, 1).after(ML_COMMENTRule)
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| 33 |
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| 34 | var EbnfGrammarAccess f = getGrammarAccess as EbnfGrammarAccess;
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| 35 | c.setLinewrap.before(f.ruleRule);
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| 36 | c.setLinewrap.before(f.importRule);
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| 37 | c.setNoSpace.after(f.ruleAccess.rulenumberINTTerminalRuleCall_0_0_0)
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| 38 |
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| 39 | |
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| 40 | // for (Keyword bar : f.findKeywords("|")) {
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| 41 | //
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| 42 | // c.setSpace("\n\t\t").before(bar);
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| 43 | // }
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| 44 |
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| 45 | }
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| 46 | }
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