@@ -184,8 +184,9 @@ extension SelectExpression: CompilableExpression {
|
||||
var kses: [KeysetExpression] = Array()
|
||||
var kses_errors: [Error] = Array()
|
||||
|
||||
select_body_node.enumerateNamedChildren() { current_node in
|
||||
let maybe_parsed_kse = KeysetExpression.compile(node: current_node, inTree: tree, withScopes: scopes)
|
||||
select_body_node.enumerateNamedChildren { current_node in
|
||||
let maybe_parsed_kse = KeysetExpression.compile(
|
||||
node: current_node, inTree: tree, withScopes: scopes)
|
||||
if case .Ok(let parsed_kse) = maybe_parsed_kse {
|
||||
kses.append(parsed_kse as! KeysetExpression)
|
||||
} else {
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||||
@@ -202,8 +203,8 @@ extension SelectExpression: CompilableExpression {
|
||||
}.joined(separator: ";\n"))))
|
||||
}
|
||||
return .Ok(
|
||||
SelectExpression(withSelector: selector, withKeysetExpressions: kses),
|
||||
)
|
||||
SelectExpression(withSelector: selector, withKeysetExpressions: kses),
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
@@ -211,38 +212,37 @@ extension KeysetExpression: CompilableExpression {
|
||||
static func compile(
|
||||
node: Node, inTree tree: MutableTree, withScopes scopes: LexicalScopes
|
||||
) -> Result<EvaluatableExpression?> {
|
||||
if node.nodeType != "selectCase" {
|
||||
return Result.Error(Error(withMessage: "Expected select case not found"))
|
||||
}
|
||||
|
||||
guard let keysetexpression_node = node.child(at: 0),
|
||||
keysetexpression_node.nodeType == "keysetExpression"
|
||||
else {
|
||||
return Result.Error(Error(withMessage: "Missing keyset expression in select case"))
|
||||
}
|
||||
|
||||
guard let targetstate_node = node.child(at: 2),
|
||||
targetstate_node.nodeType == "identifier"
|
||||
else {
|
||||
return Result.Error(Error(withMessage: "Missing target state in select case"))
|
||||
}
|
||||
|
||||
let maybe_parsed_keysetexpression = Expression.Compile(
|
||||
node: keysetexpression_node, inTree: tree, withScopes: scopes)
|
||||
guard case Result.Ok(let keysetexpression) = maybe_parsed_keysetexpression else {
|
||||
return Result.Error(maybe_parsed_keysetexpression.error()!)
|
||||
}
|
||||
|
||||
let maybe_parsed_targetstate = Identifier.Compile(
|
||||
node: targetstate_node, inTree: tree, withScopes: scopes)
|
||||
guard case .Ok(let targetstate) = maybe_parsed_targetstate else {
|
||||
return Result.Error(maybe_parsed_targetstate.error()!)
|
||||
}
|
||||
|
||||
return .Ok(
|
||||
KeysetExpression(
|
||||
withKey: keysetexpression, withNextState: targetstate)
|
||||
)
|
||||
if node.nodeType != "selectCase" {
|
||||
return Result.Error(Error(withMessage: "Expected select case not found"))
|
||||
}
|
||||
}
|
||||
|
||||
guard let keysetexpression_node = node.child(at: 0),
|
||||
keysetexpression_node.nodeType == "keysetExpression"
|
||||
else {
|
||||
return Result.Error(Error(withMessage: "Missing keyset expression in select case"))
|
||||
}
|
||||
|
||||
guard let targetstate_node = node.child(at: 2),
|
||||
targetstate_node.nodeType == "identifier"
|
||||
else {
|
||||
return Result.Error(Error(withMessage: "Missing target state in select case"))
|
||||
}
|
||||
|
||||
let maybe_parsed_keysetexpression = Expression.Compile(
|
||||
node: keysetexpression_node, inTree: tree, withScopes: scopes)
|
||||
guard case Result.Ok(let keysetexpression) = maybe_parsed_keysetexpression else {
|
||||
return Result.Error(maybe_parsed_keysetexpression.error()!)
|
||||
}
|
||||
|
||||
let maybe_parsed_targetstate = Identifier.Compile(
|
||||
node: targetstate_node, inTree: tree, withScopes: scopes)
|
||||
guard case .Ok(let targetstate) = maybe_parsed_targetstate else {
|
||||
return Result.Error(maybe_parsed_targetstate.error()!)
|
||||
}
|
||||
|
||||
return .Ok(
|
||||
KeysetExpression(
|
||||
withKey: keysetexpression, withNextState: targetstate)
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
@@ -147,15 +147,22 @@ public struct Parser {
|
||||
node: Node, inTree tree: MutableTree, withScope scopes: LexicalScopes
|
||||
) -> Result<(ParserTransitionStatement, LexicalScopes)> {
|
||||
|
||||
#RequireNodeType<Node, (EvaluatableStatement, LexicalScopes)>(node: node, type: "parserTransitionStatement", nice_type_name: "parser transition statement")
|
||||
#RequireNodeType<Node, (EvaluatableStatement, LexicalScopes)>(
|
||||
node: node, type: "parserTransitionStatement", nice_type_name: "parser transition statement"
|
||||
)
|
||||
|
||||
guard let tse_node = node.child(at: 1),
|
||||
tse_node.nodeType! == "transitionSelectionExpression" else {
|
||||
return .Error(ErrorOnNode(node: node, withError: "Could not find transition select expression"))
|
||||
tse_node.nodeType! == "transitionSelectionExpression"
|
||||
else {
|
||||
return .Error(
|
||||
ErrorOnNode(node: node, withError: "Could not find transition select expression"))
|
||||
}
|
||||
|
||||
guard let next_node = tse_node.child(at: 0) else {
|
||||
return .Error(ErrorOnNode(node: node, withError: "Could not find the next token in a transition selection expression"))
|
||||
return .Error(
|
||||
ErrorOnNode(
|
||||
node: node,
|
||||
withError: "Could not find the next token in a transition selection expression"))
|
||||
}
|
||||
|
||||
// If the next node is an identifier, we have the simple form ...
|
||||
@@ -179,7 +186,8 @@ public struct Parser {
|
||||
switch SelectExpression.compile(node: next_node, inTree: tree, withScopes: scopes)
|
||||
{
|
||||
case .Ok(let tse):
|
||||
.Ok((ParserTransitionStatement(withTransitionExpression: tse! as! SelectExpression), scopes))
|
||||
.Ok(
|
||||
(ParserTransitionStatement(withTransitionExpression: tse! as! SelectExpression), scopes))
|
||||
case .Error(let e): .Error(e)
|
||||
}
|
||||
}
|
||||
|
||||
@@ -26,7 +26,8 @@ extension BlockStatement: CompilableStatement {
|
||||
public static func Compile(
|
||||
node: Node, inTree tree: MutableTree, withScopes scopes: LexicalScopes
|
||||
) -> Result<(EvaluatableStatement, LexicalScopes)> {
|
||||
#RequireNodeType<Node, (EvaluatableStatement, LexicalScopes)>(node: node, type: "blockStatement", nice_type_name: "block statement")
|
||||
#RequireNodeType<Node, (EvaluatableStatement, LexicalScopes)>(
|
||||
node: node, type: "blockStatement", nice_type_name: "block statement")
|
||||
|
||||
var currentChildIdx = 0
|
||||
var currentChildIdxSafe = 1
|
||||
@@ -91,7 +92,8 @@ extension ConditionalStatement: CompilableStatement {
|
||||
node: Node, inTree tree: MutableTree, withScopes scopes: LexicalScopes
|
||||
) -> Result<(EvaluatableStatement, LexicalScopes)> {
|
||||
|
||||
#RequireNodeType<Node, (EvaluatableStatement, LexicalScopes)>(node: node, type: "conditionalStatement", nice_type_name: "conditional statement")
|
||||
#RequireNodeType<Node, (EvaluatableStatement, LexicalScopes)>(
|
||||
node: node, type: "conditionalStatement", nice_type_name: "conditional statement")
|
||||
|
||||
let maybe_condition_expression = node.child(at: 2)
|
||||
guard let condition_expression = maybe_condition_expression,
|
||||
@@ -158,7 +160,8 @@ extension VariableDeclarationStatement: CompilableStatement {
|
||||
node: Node, inTree tree: MutableTree, withScopes scopes: LexicalScopes
|
||||
) -> Result<(EvaluatableStatement, LexicalScopes)> {
|
||||
|
||||
#RequireNodeType<Node, (EvaluatableStatement, LexicalScopes)>(node: node, type: "variableDeclaration", nice_type_name: "variable declaration statement")
|
||||
#RequireNodeType<Node, (EvaluatableStatement, LexicalScopes)>(
|
||||
node: node, type: "variableDeclaration", nice_type_name: "variable declaration statement")
|
||||
|
||||
let maybe_typeref = node.child(at: 0)
|
||||
guard let typeref = maybe_typeref,
|
||||
@@ -235,7 +238,8 @@ extension ExpressionStatement: CompilableStatement {
|
||||
public static func Compile(
|
||||
node: Node, inTree tree: MutableTree, withScopes scopes: LexicalScopes
|
||||
) -> Result<(EvaluatableStatement, LexicalScopes)> {
|
||||
#RequireNodeType<Node, (EvaluatableStatement, LexicalScopes)>(node: node, type: "expressionStatement", nice_type_name: "expression statement")
|
||||
#RequireNodeType<Node, (EvaluatableStatement, LexicalScopes)>(
|
||||
node: node, type: "expressionStatement", nice_type_name: "expression statement")
|
||||
|
||||
let _ = node.child(at: 0)
|
||||
|
||||
|
||||
Reference in New Issue
Block a user