// NewIRG returns a new IRG for populating the graph with parsed source.
func NewIRG(graph *compilergraph.SerulianGraph) *WebIRG {
irg := &WebIRG{
graph: graph,
layer: graph.NewGraphLayer("webirg", parser.NodeTypeTagged),
}
modifier := irg.layer.NewModifier()
irg.rootModuleNode = modifier.CreateNode(parser.NodeTypeGlobalModule).AsNode()
modifier.Apply()
return irg
}
// newTestTypeGraphConstructor returns a type graph constructor which adds all the given test types
// to a fake module with the given name.
func newTestTypeGraphConstructor(graph *compilergraph.SerulianGraph, moduleName string, testTypes []testType) *testTypeGraphConstructor {
return &testTypeGraphConstructor{
moduleName: moduleName,
testTypes: testTypes,
layer: graph.NewGraphLayer(moduleName, fakeNodeTypeTagged),
typeMap: map[string]compilergraph.GraphNode{},
memberMap: map[string]compilergraph.GraphNode{},
genericMap: map[string]compilergraph.GraphNode{},
}
}
// NewSRG returns a new SRG for populating the graph with parsed source.
func NewSRG(graph *compilergraph.SerulianGraph) *SRG {
g := &SRG{
Graph: graph,
layer: graph.NewGraphLayer("srg", parser.NodeTypeTagged),
aliasMap: map[string]SRGType{},
modulePathMap: nil,
}
return g
}
func NewBasicTypesConstructor(graph *compilergraph.SerulianGraph) TypeGraphConstructor {
fsg := graph.NewGraphLayer("test", fakeNodeTypeTagged)
return &testBasicTypesConstructor{emptyTypeConstructor{}, fsg, nil}
}
// newTestTypeGraph creates a new type graph for testing.
func newTestTypeGraph(graph *compilergraph.SerulianGraph, constructors ...TypeGraphConstructor) *TypeGraph {
fsg := graph.NewGraphLayer("test", fakeNodeTypeTagged)
constructors = append(constructors, &testBasicTypesConstructor{emptyTypeConstructor{}, fsg, nil})
return BuildTypeGraph(graph, constructors...).Graph
}
// BuildTypeGraph returns a new TypeGraph that is populated from the given constructors.
func BuildTypeGraph(graph *compilergraph.SerulianGraph, constructors ...TypeGraphConstructor) *Result {
// Create the type graph.
typeGraph := &TypeGraph{
graph: graph,
layer: graph.NewGraphLayer("tdg", NodeTypeTagged),
operators: map[string]operatorDefinition{},
aliasedTypes: map[string]TGTypeDecl{},
}
// Create a struct to hold the results of the construction.
result := &Result{
Status: true,
Warnings: make([]compilercommon.SourceWarning, 0),
Errors: make([]compilercommon.SourceError, 0),
Graph: typeGraph,
}
// Build all modules.
for _, constructor := range constructors {
modifier := typeGraph.layer.NewModifier()
constructor.DefineModules(func() *moduleBuilder {
return &moduleBuilder{
tdg: typeGraph,
modifier: modifier,
}
})
modifier.Apply()
}
// Build all types.
for _, constructor := range constructors {
modifier := typeGraph.layer.NewModifier()
constructor.DefineTypes(func(moduleSourceNode compilergraph.GraphNode) *typeBuilder {
moduleNode := typeGraph.getMatchingTypeGraphNode(moduleSourceNode)
return &typeBuilder{
module: TGModule{moduleNode, typeGraph},
modifier: modifier,
}
})
modifier.Apply()
}
// Built the aliased types map.
ait := typeGraph.layer.
StartQuery().
In(NodePredicateTypeAlias).
BuildNodeIterator()
for ait.Next() {
typeDecl := TGTypeDecl{ait.Node(), typeGraph}
alias, _ := typeDecl.Alias()
typeGraph.aliasedTypes[alias] = typeDecl
}
// Annotate all dependencies.
for _, constructor := range constructors {
modifier := typeGraph.layer.NewModifier()
annotator := Annotator{
issueReporterImpl{typeGraph, modifier},
}
constructor.DefineDependencies(annotator, typeGraph)
modifier.Apply()
}
// Load the operators map. Requires the types loaded as it performs lookups of certain types (int, etc).
typeGraph.buildOperatorDefinitions()
// Build all initial definitions for members.
for _, constructor := range constructors {
modifier := typeGraph.layer.NewModifier()
constructor.DefineMembers(func(moduleOrTypeSourceNode compilergraph.GraphNode, isOperator bool) *MemberBuilder {
typegraphNode := typeGraph.getMatchingTypeGraphNode(moduleOrTypeSourceNode)
var parent TGTypeOrModule = nil
if typegraphNode.Kind() == NodeTypeModule {
parent = TGModule{typegraphNode, typeGraph}
} else {
parent = TGTypeDecl{typegraphNode, typeGraph}
}
return &MemberBuilder{
modifier: modifier,
parent: parent,
tdg: typeGraph,
isOperator: isOperator,
}
}, issueReporterImpl{typeGraph, modifier}, typeGraph)
modifier.Apply()
}
// Decorate all the members.
for _, constructor := range constructors {
modifier := typeGraph.layer.NewModifier()
constructor.DecorateMembers(func(memberSourceNode compilergraph.GraphNode) *MemberDecorator {
typegraphNode := typeGraph.getMatchingTypeGraphNode(memberSourceNode)
return &MemberDecorator{
modifier: modifier,
sourceNode: memberSourceNode,
member: TGMember{typegraphNode, typeGraph},
tdg: typeGraph,
genericConstraints: map[compilergraph.GraphNode]TypeReference{},
tags: map[string]string{},
}
}, issueReporterImpl{typeGraph, modifier}, typeGraph)
modifier.Apply()
}
// Check for duplicate types, members and generics.
typeGraph.checkForDuplicateNames()
// Perform global validation, including checking fields in structs.
typeGraph.globallyValidate()
// Handle inheritance checking and member cloning.
inheritsModifier := typeGraph.layer.NewModifier()
typeGraph.defineFullInheritance(inheritsModifier)
inheritsModifier.Apply()
// Define implicit members.
typeGraph.defineAllImplicitMembers()
// If there are no errors yet, validate everything.
if _, hasError := typeGraph.layer.StartQuery().In(NodePredicateError).TryGetNode(); !hasError {
modifier := typeGraph.layer.NewModifier()
for _, constructor := range constructors {
reporter := issueReporterImpl{typeGraph, modifier}
constructor.Validate(reporter, typeGraph)
}
modifier.Apply()
}
// Collect any errors generated during construction.
it := typeGraph.layer.StartQuery().
With(NodePredicateError).
BuildNodeIterator(NodePredicateSource)
for it.Next() {
node := it.Node()
result.Status = false
sourceNodeId := it.GetPredicate(NodePredicateSource).NodeId()
// Lookup the location of the source node.
var location = compilercommon.SourceAndLocation{}
for _, constructor := range constructors {
constructorLocation, found := constructor.GetLocation(sourceNodeId)
if found {
location = constructorLocation
}
}
// Add the error.
errNode := node.GetNode(NodePredicateError)
msg := errNode.Get(NodePredicateErrorMessage)
result.Errors = append(result.Errors, compilercommon.NewSourceError(location, msg))
}
return result
}