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1 "{ Package: 'stx:goodies/petitparser/gui' }" |
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2 |
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3 ExtractMethodRefactoring subclass:#PPExtractProdcutionRefactoring |
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4 instanceVariableNames:'targetProduction' |
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5 classVariableNames:'' |
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6 poolDictionaries:'' |
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7 category:'PetitGui-Refactoring' |
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8 ! |
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9 |
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10 |
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11 !PPExtractProdcutionRefactoring class methodsFor:'instance creation'! |
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12 |
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13 onClass: aClass production: aSelector interval: anInterval to: aTargetSelector |
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14 ^ (self extract: anInterval from: aSelector in: aClass) |
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15 setTargetProduction: aTargetSelector; |
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16 yourself |
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17 ! ! |
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18 |
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19 !PPExtractProdcutionRefactoring methodsFor:'initialization'! |
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20 |
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21 setTargetProduction: aSymbol |
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22 targetProduction := aSymbol |
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23 ! ! |
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24 |
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25 !PPExtractProdcutionRefactoring methodsFor:'preconditions'! |
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26 |
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27 preconditions |
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28 ^ (self checkCompositeParser: class) |
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29 & super preconditions |
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30 & (RBCondition definesSelector: targetProduction asSymbol in: class) not |
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31 & (RBCondition definesInstanceVariable: targetProduction asString in: class) not |
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32 ! ! |
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33 |
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34 !PPExtractProdcutionRefactoring methodsFor:'requests'! |
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35 |
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36 shouldExtractAssignmentTo: aString |
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37 ^ false |
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38 ! ! |
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39 |
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40 !PPExtractProdcutionRefactoring methodsFor:'transforming'! |
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41 |
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42 existingSelector |
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43 ^ nil |
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44 ! |
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45 |
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46 getNewMethodName |
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47 parameters isEmpty |
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48 ifFalse: [ self refactoringError: 'Cannot extract production since it contains references.' ]. |
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49 targetProduction asSymbol isUnary |
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50 ifFalse: [ self refactoringError: 'Invalid production name.' ]. |
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51 ^ targetProduction asSymbol |
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52 ! |
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53 |
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54 nameNewMethod: aSymbol |
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55 class addInstanceVariable: aSymbol asString. |
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56 extractedParseTree renameSelector: aSymbol andArguments: #(). |
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57 modifiedParseTree := RBParseTreeRewriter |
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58 replace: self methodDelimiter |
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59 with: aSymbol asString |
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60 in: modifiedParseTree |
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61 ! ! |
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62 |
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63 !PPExtractProdcutionRefactoring class methodsFor:'documentation'! |
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64 |
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65 version |
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66 ^ '$Header: /cvs/stx/stx/goodies/petitparser/gui/PPExtractProdcutionRefactoring.st,v 1.1 2014-03-04 21:15:33 cg Exp $' |
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67 ! |
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68 |
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69 version_CVS |
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70 ^ '$Header: /cvs/stx/stx/goodies/petitparser/gui/PPExtractProdcutionRefactoring.st,v 1.1 2014-03-04 21:15:33 cg Exp $' |
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71 ! ! |
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72 |