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Assign switch statements

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This commit is contained in:
Rick Winfrey 2017-10-30 17:50:16 -07:00
parent 8b9858f312
commit fa274a5a41
1 changed files with 19 additions and 0 deletions
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19
src/Language/Go/Assignment.hs
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@ -40,6 +40,7 @@ type Syntax =
, Statement.PostDecrement
, Statement.PostIncrement
, Expression.MemberAccess
, Go.Syntax.DefaultPattern
, Go.Syntax.Variadic
, Literal.Array
, Literal.Channel
@ -52,6 +53,8 @@ type Syntax =
, Statement.Break
, Statement.Goto
, Statement.If
, Statement.Match
, Statement.Pattern
, Statement.Pointer
, Statement.Reference
, Statement.Return
@ -98,7 +101,9 @@ expressionChoices =
, decStatement
, element
, elseClause
, expressionCaseClause
, expressionList
, expressionSwitchStatement
, fieldDeclaration
, fieldIdentifier
, functionDeclaration
@ -311,6 +316,20 @@ binaryExpression = makeTerm' <$> symbol BinaryExpression <*> children (infixTerm
block :: Assignment
block = symbol Block *> children expressions
expressionCase :: Assignment
expressionCase = makeTerm <$> symbol ExpressionCase <*> (Statement.Pattern <$> children expressions <*> expressions)
defaultExpressionCase :: Assignment
defaultExpressionCase = makeTerm <$> symbol DefaultExpressionCase <* source <*> (Go.Syntax.DefaultPattern <$> expressions)
expressionCaseClause :: Assignment
expressionCaseClause = symbol ExpressionCaseClause *> children (expressionCase <|> defaultExpressionCase)
expressionSwitchStatement :: Assignment
expressionSwitchStatement = makeTerm <$> symbol ExpressionSwitchStatement <*> children (Statement.Match <$> (expression <|> emptyTerm) <*> (expressionCaseClauses <|> emptyTerm))
where
expressionCaseClauses = makeTerm <$> location <*> many expressionCaseClause
variadicArgument :: Assignment
variadicArgument = makeTerm <$> symbol VariadicArgument <*> children (Go.Syntax.Variadic <$> pure [] <*> expression)