Merge pull request #260 from TysonAndre/fix-trait-use-notice
Fix a PHP notice generating a scoped property access expression
This commit is contained in:
Rob Lourens
GitHub
Коммит
54a84f1250
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@ -1237,7 +1237,7 @@ class Parser {
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$node->addElement($delimeterToken);
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}
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$token = $this->getCurrentToken();
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// TODO ERROR CASE - no delimeter, but a param follows
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// TODO ERROR CASE - no delimiter, but a param follows
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} while ($delimeterToken !== null);
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@ -2460,7 +2460,7 @@ class Parser {
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return $expression;
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}
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if ($tokenKind === TokenKind::ColonColonToken) {
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$expression = $this->parseScopedPropertyAccessExpression($expression);
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$expression = $this->parseScopedPropertyAccessExpression($expression, null);
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return $this->parsePostfixExpressionRest($expression);
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}
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@ -2608,12 +2608,18 @@ class Parser {
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return $memberAccessExpression;
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}
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private function parseScopedPropertyAccessExpression($expression):ScopedPropertyAccessExpression {
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/**
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* @param Node|null $expression
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* @param Node|null $fallbackParentNode (Workaround for the invalid AST `use TraitName::foo as ::x`)
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*/
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private function parseScopedPropertyAccessExpression($expression, $fallbackParentNode): ScopedPropertyAccessExpression {
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$scopedPropertyAccessExpression = new ScopedPropertyAccessExpression();
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$scopedPropertyAccessExpression->parent = $expression->parent;
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$scopedPropertyAccessExpression->parent = $expression->parent ?? $fallbackParentNode;
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if ($expression instanceof Node) {
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$expression->parent = $scopedPropertyAccessExpression;
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$scopedPropertyAccessExpression->scopeResolutionQualifier = $expression; // TODO ensure always a Node
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}
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$scopedPropertyAccessExpression->doubleColon = $this->eat1(TokenKind::ColonColonToken);
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$scopedPropertyAccessExpression->memberName = $this->parseMemberName($scopedPropertyAccessExpression);
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@ -3050,7 +3056,7 @@ class Parser {
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private function parseQualifiedNameOrScopedPropertyAccessExpression($parentNode) {
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$qualifiedNameOrScopedProperty = $this->parseQualifiedName($parentNode);
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if ($this->getCurrentToken()->kind === TokenKind::ColonColonToken) {
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$qualifiedNameOrScopedProperty = $this->parseScopedPropertyAccessExpression($qualifiedNameOrScopedProperty);
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$qualifiedNameOrScopedProperty = $this->parseScopedPropertyAccessExpression($qualifiedNameOrScopedProperty, $parentNode);
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}
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return $qualifiedNameOrScopedProperty;
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}
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@ -0,0 +1,7 @@
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<?php
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class A295 {
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use T1, T2 {
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T1::foo as ::xyz insteadof T2; // This is invalid, but parser invariants should hold
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}
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}
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@ -0,0 +1,32 @@
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[
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{
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"kind": 0,
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"message": "'}' expected.",
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"start": 61,
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"length": 0
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},
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{
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"kind": 0,
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"message": "Unexpected 'insteadof'",
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"start": 62,
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"length": 9
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},
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{
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"kind": 0,
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"message": "'}' expected.",
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"start": 71,
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"length": 0
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},
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{
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"kind": 0,
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"message": "Unexpected '}'",
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"start": 135,
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"length": 1
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},
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{
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"kind": 0,
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"message": "Unexpected '}'",
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"start": 137,
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"length": 1
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}
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]
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@ -0,0 +1,189 @@
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{
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"SourceFileNode": {
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"statementList": [
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{
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"InlineHtml": {
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"scriptSectionEndTag": null,
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"text": null,
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"scriptSectionStartTag": {
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"kind": "ScriptSectionStartTag",
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"textLength": 6
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}
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}
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},
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{
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"ClassDeclaration": {
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"abstractOrFinalModifier": null,
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"classKeyword": {
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"kind": "ClassKeyword",
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"textLength": 5
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},
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"name": {
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"kind": "Name",
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"textLength": 4
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},
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"classBaseClause": null,
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"classInterfaceClause": null,
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"classMembers": {
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"ClassMembersNode": {
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"openBrace": {
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"kind": "OpenBraceToken",
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"textLength": 1
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},
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"classMemberDeclarations": [
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{
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"TraitUseClause": {
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"useKeyword": {
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"kind": "UseKeyword",
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"textLength": 3
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},
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"traitNameList": {
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"QualifiedNameList": {
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"children": [
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{
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"QualifiedName": {
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"globalSpecifier": null,
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"relativeSpecifier": null,
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"nameParts": [
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{
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"kind": "Name",
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"textLength": 2
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}
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]
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}
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},
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{
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"kind": "CommaToken",
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"textLength": 1
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},
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{
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"QualifiedName": {
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"globalSpecifier": null,
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"relativeSpecifier": null,
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"nameParts": [
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{
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"kind": "Name",
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"textLength": 2
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}
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]
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}
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}
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]
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}
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},
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"semicolonOrOpenBrace": {
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"kind": "OpenBraceToken",
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"textLength": 1
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},
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"traitSelectAndAliasClauses": {
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"TraitSelectOrAliasClauseList": {
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"children": [
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{
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"TraitSelectOrAliasClause": {
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"name": {
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"ScopedPropertyAccessExpression": {
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"scopeResolutionQualifier": {
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"QualifiedName": {
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"globalSpecifier": null,
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"relativeSpecifier": null,
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"nameParts": [
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{
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"kind": "Name",
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"textLength": 2
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}
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]
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}
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},
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"doubleColon": {
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"kind": "ColonColonToken",
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"textLength": 2
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},
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"memberName": {
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"kind": "Name",
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"textLength": 3
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}
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}
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},
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"asOrInsteadOfKeyword": {
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"kind": "AsKeyword",
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"textLength": 2
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},
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"modifiers": [],
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"targetName": {
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"ScopedPropertyAccessExpression": {
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"scopeResolutionQualifier": null,
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"doubleColon": {
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"kind": "ColonColonToken",
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"textLength": 2
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},
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"memberName": {
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"kind": "Name",
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"textLength": 3
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}
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}
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},
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"remainingTargetNames": []
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}
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}
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]
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}
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},
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"closeBrace": {
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"error": "MissingToken",
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"kind": "CloseBraceToken",
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"textLength": 0
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}
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}
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},
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{
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"error": "SkippedToken",
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"kind": "InsteadOfKeyword",
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"textLength": 9
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}
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],
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"closeBrace": {
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"error": "MissingToken",
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"kind": "CloseBraceToken",
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"textLength": 0
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}
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}
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}
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}
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},
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{
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"ExpressionStatement": {
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"expression": {
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"QualifiedName": {
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"globalSpecifier": null,
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"relativeSpecifier": null,
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"nameParts": [
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{
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"kind": "Name",
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"textLength": 2
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}
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]
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}
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},
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"semicolon": {
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"kind": "SemicolonToken",
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"textLength": 1
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}
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}
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},
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{
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"error": "SkippedToken",
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"kind": "CloseBraceToken",
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"textLength": 1
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},
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{
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"error": "SkippedToken",
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"kind": "CloseBraceToken",
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"textLength": 1
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}
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],
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"endOfFileToken": {
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"kind": "EndOfFileToken",
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"textLength": 0
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}
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}
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}
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