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feat: allow named parameters in mapping types

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Co-authored-by: Hari <webmail.hari@gmail.com>

test: add parser and abi test cases

docs: add example on using named parameters for mappings

- Add changelog

feat: update antlr grammar to allow named parameters in mappings

fix: prevent conflicting mapping parameter names

ref: change order of mapping initializers

test: update expectations and fix build

test: add more tests

fix: use common error & code for conflicting params

fix: issue with accessing nested mapping

test: add conflicting params tests for more nested levels

Update libsolidity/analysis/DeclarationTypeChecker.cpp

Co-authored-by: Nikola Matić <nikola.matic@ethereum.org>

fix: error reported with the same code twice

test: add more tests for 3 level nested mapping

Address review comments
This commit is contained in:
Soham Zemse
2022-12-08 11:56:58 +01:00
committed by Nikola Matic
co-authored by Hari Nikola Matić
parent 1c8745c54a
commit fa78e0f3d4
75 changed files with 530 additions and 30 deletions
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docs/grammar/SolidityParser.g4
+1 -1
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@@ -504,7 +504,7 @@ variableDeclarationTuple:
variableDeclarationStatement: ((variableDeclaration (Assign expression)?) | (variableDeclarationTuple Assign expression)) Semicolon;
expressionStatement: expression Semicolon;
mappingType: Mapping LParen key=mappingKeyType DoubleArrow value=typeName RParen;
mappingType: Mapping LParen key=mappingKeyType name=identifier? DoubleArrow value=typeName name=identifier? RParen;
/**
* Only elementary types or user defined types are viable as mapping keys.
*/