| 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.ui.quickfix
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| 5 |
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| 6 | import org.eclipse.xtext.ui.editor.quickfix.Fix
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| 7 | import org.eclipse.xtext.ui.editor.quickfix.IssueResolutionAcceptor
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| 8 | import org.eclipse.xtext.validation.Issue
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| 9 | import de.ugoe.cs.swe.bnftools.validation.EbnfValidator
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| 10 | import org.eclipse.xtext.ui.editor.model.IXtextDocument
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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.EbnfFactory
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| 14 | import org.eclipse.xtext.nodemodel.util.NodeModelUtils
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| 15 | import org.eclipse.xtext.nodemodel.INode
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| 16 | import de.ugoe.cs.swe.bnftools.validation.EbnfAnalysisUtils
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| 17 | import java.util.List
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| 18 | import de.ugoe.cs.swe.bnftools.ebnf.RuleReference
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| 19 | import org.eclipse.xtext.nodemodel.ICompositeNode
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| 20 | import de.ugoe.cs.swe.bnftools.ebnf.EtsiBnf
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| 21 | import java.util.ArrayList
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| 22 | import org.eclipse.xtext.EcoreUtil2
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| 23 | import de.ugoe.cs.swe.bnftools.ebnf.BnfEntry
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| 24 | import org.eclipse.emf.ecore.util.EcoreUtil
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| 25 | import org.eclipse.emf.common.util.EList
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| 26 | import org.eclipse.xtext.resource.IResourceDescriptions
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| 27 | import com.google.inject.Inject
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| 28 | import de.ugoe.cs.swe.bnftools.ebnf.DefinitionList
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| 29 | import de.ugoe.cs.swe.bnftools.ebnf.SingleDefinition
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| 30 | import de.ugoe.cs.swe.bnftools.ebnf.util.EbnfAdapterFactory
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| 31 |
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| 32 | /** |
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| 33 | * Custom quickfixes. |
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| 34 | * |
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| 35 | * see http://www.eclipse.org/Xtext/documentation.html#quickfixes |
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| 36 | */
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| 37 | class EbnfQuickfixProvider extends org.eclipse.xtext.ui.editor.quickfix.DefaultQuickfixProvider {
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| 38 |
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| 39 | @Inject
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| 40 | IResourceDescriptions resourceDescriptions;
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| 41 |
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| 42 | //***************************************************************************************** |
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| 43 | //works but only in one file
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| 44 | @Fix(EbnfValidator.ruleReferencedOneDescription)
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| 45 | def void fixInlineRuleReferencedOnce(Issue issue, IssueResolutionAcceptor acceptor) {
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| 46 | acceptor.accept(
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| 47 | issue,
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| 48 | "Inline the rule",
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| 49 | "Delete the rule and replace its single reference by the rule's right side",
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| 50 | "upcase.png"
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| 51 | ) [ element, context |
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| 52 | var Rule rule = element as Rule;
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| 53 | var IXtextDocument xtextDocument = context.getXtextDocument();
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| 54 | var ICompositeNode node = NodeModelUtils.findActualNodeFor(rule);
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| 55 | var String nodeText = node.text;
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| 56 | var int textLength = nodeText.length - 2;
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| 57 | var int offset = node.textRegion.offset;
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| 58 | //rename references |
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| 59 | var ICompositeNode dList = NodeModelUtils.findActualNodeFor(rule.definitionList);
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| 60 | var String refText = "(" + dList.text + ")";
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| 61 | var int refLength = rule.name.length;
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| 62 | var List<RuleReference> references = EbnfAnalysisUtils.findReferences(rule);
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| 63 | //********************************* |
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| 64 | //is the reference in the rule itself?
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| 65 | var boolean foundRule = false;
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| 66 | var EObject r = references.get(0) as EObject;
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| 67 | var Rule containingRule = null;
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| 68 | while (!foundRule) {
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| 69 | r = r.eContainer;
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| 70 | if (r instanceof Rule) {
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| 71 | containingRule = r as Rule;
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| 72 | foundRule = true;
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| 73 | }
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| 74 | }
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| 75 | if (!rule.equals(containingRule)) {
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| 76 |
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| 77 | for (ruleRef : references) {
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| 78 | var ICompositeNode refNode = NodeModelUtils.findActualNodeFor(ruleRef);
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| 79 | var int refOffset = refNode.textRegion.offset;
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| 80 |
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| 81 | xtextDocument.replace(refOffset, refLength, refText);
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| 82 | if (refOffset < offset) {
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| 83 | offset += refText.length - refLength;
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| 84 | }
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| 85 | } |
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| 86 | |
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| 87 | // delete rule
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| 88 | } |
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| 89 | |
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| 90 | xtextDocument.replace(offset, textLength, "");
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| 91 | ]
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| 92 |
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| 93 | } |
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| 94 | |
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| 95 | // // this is not working by unknown reasons |
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| 96 | // @Fix(EbnfValidator.ruleReferencedOneDescription)
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| 97 | // def void fixInlineRuleReferencedOnce(Issue issue, IssueResolutionAcceptor acceptor) {
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| 98 | // acceptor.accept(
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| 99 | // issue,
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| 100 | // "Inline the rule",
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| 101 | // "Delete the rule and replace its single reference by the rule's right side",
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| 102 | // "upcase.png"
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| 103 | // ) [ element, context |
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| 104 | // var Rule rule = element as Rule; |
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| 105 | // var DefinitionList dlist = rule.definitionList; |
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| 106 | // var List<Rule> rules=EbnfAnalysisUtils.getAllRules(rule.eContainer().eContainer() as EtsiBnf); |
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| 107 | // var SingleDefinition sDef = rules.get(1).definitionList.singleDefinition.get(1); |
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| 108 | // dlist.singleDefinition.add(sDef); |
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| 109 | // rule.name="bla";
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| 110 | // ]
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| 111 | //
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| 112 | // }
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| 113 |
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| 114 | //***************************************************************************************** |
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| 115 | // @Fix(EbnfValidator.passthroughRuleDescription)
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| 116 | // def void fixRemovePassthroughRule(Issue issue, IssueResolutionAcceptor acceptor) {
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| 117 | // acceptor.accept(
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| 118 | // issue,
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| 119 | // "Remove passthrough rule",
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| 120 | // "Delete the passthrough rule and replace its references with its right side",
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| 121 | // "upcase.png",
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| 122 | // [ element, context |
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| 123 | // var Rule rule = element as Rule;
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| 124 | // var IXtextDocument xtextDocument = context.getXtextDocument();
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| 125 | // var ICompositeNode node = NodeModelUtils.findActualNodeFor(rule);
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| 126 | // var String nodeText = node.text;
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| 127 | // var int textLength = nodeText.length - 2;
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| 128 | // var int offset = node.textRegion.offset;
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| 129 | // var ICompositeNode dList = NodeModelUtils.findActualNodeFor(rule.definitionList);
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| 130 | // var String refText = "(" + dList.text + ")";
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| 131 | // var int refLength = rule.name.length;
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| 132 | // var List<RuleReference> references = EbnfAnalysisUtils.findReferences(rule); |
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| 133 | // //sort references by offset |
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| 134 | // var int i = 0; |
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| 135 | // var List<RuleReference> referenceHleper = new ArrayList<RuleReference>(); |
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| 136 | // while(i<references.length){ |
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| 137 | // |
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| 138 | // i++; |
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| 139 | // }
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| 140 | // for (ruleRef : references) {
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| 141 | // var ICompositeNode refNode = NodeModelUtils.findActualNodeFor(ruleRef);
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| 142 | // var int refOffset = refNode.textRegion.offset;
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| 143 | //
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| 144 | // xtextDocument.replace(refOffset, refLength, refText);
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| 145 | // if (refOffset < offset) {
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| 146 | // offset += refText.length - refLength;
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| 147 | // }
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| 148 | // }
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| 149 | // ]
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| 150 | // );
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| 151 | // } |
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| 152 | |
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| 153 | //***************************************************************************************** |
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| 154 | //works
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| 155 | @Fix(EbnfValidator.unusedRuleDescription)
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| 156 | def void fixUnusedRule(Issue issue, IssueResolutionAcceptor acceptor) {
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| 157 |
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| 158 | acceptor.accept(issue, "Remove unused rule", "Delete the unused rule", "upcase.png",
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| 159 | [ element, context |
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| 160 | var Rule rule = element as Rule;
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| 161 | var IXtextDocument xtextDocument = context.getXtextDocument();
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| 162 | var ICompositeNode node = NodeModelUtils.findActualNodeFor(rule);
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| 163 | var int offset = node.textRegion.offset;
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| 164 | var String nodeText = node.text;
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| 165 | var int textLength = nodeText.length - 2;
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| 166 | xtextDocument.replace(offset, textLength, "");
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| 167 | ])
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| 168 | }
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| 169 | }
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