mirror of https://github.com/tbklang/tlang.git
1178 lines
36 KiB
D
1178 lines
36 KiB
D
module compiler.typecheck.core;
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import compiler.symbols.check;
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import compiler.symbols.data;
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import std.conv : to;
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import std.string;
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import std.stdio;
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import gogga;
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import compiler.parsing.core;
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import compiler.typecheck.resolution;
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import compiler.typecheck.exceptions;
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import compiler.symbols.typing.core;
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/**
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* The Parser only makes sure syntax
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* is adhered to (and, well, partially)
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* as it would allow string+string
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* for example
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*
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*/
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public final class TypeChecker
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{
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private Module modulle;
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/* The name resolver */
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private Resolver resolver;
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public Module getModule()
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{
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return modulle;
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}
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this(Module modulle)
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{
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this.modulle = modulle;
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resolver = new Resolver(this);
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/* TODO: Module check?!?!? */
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initTrees();
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}
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import compiler.typecheck.visitor;
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private VTreeNode root;
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/**
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* Root of reliance (dependency) tree
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*/
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import compiler.typecheck.reliance;
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private RelianceNode relianceRootNode;
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private void initTrees()
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{
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root = new VTreeNode(modulle);
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/* Create a reliance node with no dependancies for the module */
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relianceRootNode = new RelianceNode(modulle);
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}
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// private Statement[] visistedStatements;
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public void visit(VTreeNode level, Statement statement)
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{
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// visistedStatements ~= statement;
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level.addChild(new VTreeNode(statement));
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}
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public VTreeNode hasVisited(Statement statementInQuestion)
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{
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return root.isInTree(statementInQuestion);
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}
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/**
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* I guess this should be called rather
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* when processing assignments but I also
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* think we need something like it for
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* class initializations first rather than
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* variable expressions in assignments
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* (which should probably use some other
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* function to check that then)
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*/
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public void dependencyCheck()
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{
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/* Check declaration and definition types */
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checkDefinitionTypes(modulle);
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/* TODO: Implement me */
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checkClassInherit(modulle);
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/* TODO: Process class ? vars funcs ?*/
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import compiler.typecheck.dependancy;
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dependancyGenerate(this, modulle);
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string depsString;
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foreach(string key; keysOrder)
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{
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depsString ~= key~": "~to!(string)(deps[key])~", ";
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}
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gprintln("Final deps: "~to!(string)(depsString));
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findEnd(this);
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}
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/**
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* Given a type as a string this
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* returns the actual type
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*
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* If not found then null is returned
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*/
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public Type getType(Container c, string typeString)
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{
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Type foundType;
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/* Check if the type is built-in */
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foundType = getBuiltInType(typeString);
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/* If it isn't then check for a type (resolve it) */
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if(!foundType)
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{
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foundType = cast(Type)resolver.resolveBest(c, typeString);
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}
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return foundType;
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}
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private void checkClass(Clazz clazz)
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{
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gprintln("Checking class now...");
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/* TODO: Get all typed entities */
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/* TODO: Check things ithin */
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checkTypedEntitiesTypeNames(clazz);
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}
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/**
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* Checks all TypedEntity(s) (so Variables and Functions)
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* such that their types (variable type/return type) are
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* valid type names
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*
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* This is called on a Container
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*
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* TODO: Should we also do expression parsing or rather do another call for that
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* mmmmh
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*/
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// private VTreeNode currentNode;
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private void checkTypedEntitiesTypeNames(Container c)
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{
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/* This VTreeNode */
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VTreeNode thisNode;
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if(c == modulle)
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{
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thisNode = root;
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}
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else
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{
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/* Create a VTreeNode for this Statement */
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assert(cast(Statement)c);
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thisNode = new VTreeNode(cast(Statement)c);
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gprintln("dsdf");
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/* Get my parent's VTreeNode */
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/* TODO: This parent of, ah we should make functions be containers, like we gonna need that for constutcor processing etc, and fucntions, mutual recursion there too */
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Statement cS = cast(Statement)c;
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VTreeNode parentNode = hasVisited(cast(Statement)cS.parentOf());
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gprintln("dsdf");
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gprintln(parentNode);
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gprintln(c);
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/* TODO: My grand resolver fuuuuck the parent is not in da tree */
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/* TODO: Static classes moment */
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/* TODO: We should do this recursively rather, because we exit it is fine technically so the tree will be valid */
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/* Child-self to parent VTreeNode */
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parentNode.addChild(thisNode);
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gprintln("dsdf");
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}
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TypedEntity[] typedEntities;
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foreach (Statement statement; c.getStatements())
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{
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if (statement !is null && cast(TypedEntity) statement)
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{
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typedEntities ~= cast(TypedEntity) statement;
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}
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}
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/* Attempt to resolve the types of the variables */
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foreach(TypedEntity typedEntity; typedEntities)
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{
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/* TypedEntity's type */
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string typeString = typedEntity.getType();
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/* TODO: Resolve type here (either built-in or class type) */
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Type type = getType(c, typeString);
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/* Make sure type is valid */
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if(!type)
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{
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Parser.expect("Invalid type \""~typeString~"\"");
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}
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gprintln("Type: "~to!(string)(type));
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/* TODO: Visit it (mark it as such) */
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VTreeNode thisEntity = new VTreeNode(typedEntity);
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/* TODO: Check type here */
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/* If it is primitive then no further checking */
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if(cast(Number)type)
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{
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/* TODO: Mark it as ready-for-reference */
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/* TODO: Expression checking */
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thisNode.addChild(thisEntity);
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}
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else
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{
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/* If it is a Class type */
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if(cast(Clazz)type)
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{
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Clazz clazzType = cast(Clazz)type;
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/* TODO: Check constructor */
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/* TODO: We need to start marking things */
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/* TODO: Do actual checks here now */
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/* TODO: If the type is of the current class we are in then it is fine? */
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if(clazzType == c)
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{
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gprintln("Container we are in matches type of TypedEdntity being processed");
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/* TODO: In that case mark the entity as fine */
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thisNode.addChild(thisEntity);
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// clazzType.mark();
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}
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/* If the type is visited already (good for rwcuasiev case mutal class references) */
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else if(hasVisited(clazzType))
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{
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/* TODO: This could actually solve the abive too? */
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/* This is basically saying the TypedEntity's type is a CLass that has been visited so we can assume it is safe to add */
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/* We don't wanna visit it again (as stackoevrflow) from mutaul recursion then */
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thisNode.addChild(thisEntity);
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}
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else
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{
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/* TODO: Also make it fine? mmuutal recusive refernce */
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/* TODO: Got it, we NEED a dependency tree, to know chihs is being processed previosuly */
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/* TODO: Now check this class and follow it's path */
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checkClass(clazzType);
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}
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}
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}
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}
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// /**
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// * Get all classes
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// */
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// Clazz[] classes;
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// foreach (Statement statement; c.getStatements())
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// {
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// if (statement !is null && cast(Clazz) statement)
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// {
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// classes ~= cast(Clazz) statement;
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// }
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// }
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// /**
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// * TODO: Here I am testing on dependeny constrtuction
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// * 1. Only for classes
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// * 2. Only for their static member (assignment is assumed not to happen)
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// */
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// foreach(Clazz currentClass; classes)
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// {
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// gprintln("DependencyConstruction: Class Container found '"~to!(string)(currentClass)~"'");
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// /* Mark this as reliant on modulle (then) */
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// /* Check recursively */
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// checkClass_DepTest(currentClass);
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// }
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}
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/**
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* Dependency encountering
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*
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* TODO: Move to own module
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// */
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// public string[][string] deps;
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// public void encounter(string entityName, string dependentOn)
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// {
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// deps[entityName] ~= dependentOn;
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// gprintln("[Encounter] Entity: \""~entityName~"\" set to be dependent on \""~dependentOn~"\"");
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// }
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// private void checkClass_DepTest(Clazz c)
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// {
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// /**
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// * Get all static entities in class
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// */
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// Entity[] staticMembers;
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// foreach (Statement statement; c.getStatements())
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// {
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// if (statement !is null && cast(Entity) statement)
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// {
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// Entity member = cast(Entity)statement;
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// if(member.getModifierType() == InitScope.STATIC)
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// {
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// staticMembers ~= cast(Entity) statement;
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// }
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// }
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// }
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// gprintln("Static members: "~to!(string)(staticMembers));
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// /**
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// * Processes all Class definitions (first, ordered)
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// * Fucntions and Variables (TODO: I cannot recall that ordering)
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// */
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// foreach(Entity staticMember; staticMembers)
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// {
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// /**
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// * Handle static member classes (Class)
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// */
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// if(cast(Clazz)staticMember)
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// {
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// /* The class must be dependent on the current class */
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// gprintln("fdhjdfshjfd");
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// /* Full path of thing depending on something else */
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// string dependee = resolver.generateName(modulle, staticMember);
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// /* Full path of the thing it is dependent on */
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// string dependency = resolver.generateName(modulle, c);
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// /* Add this to the dependency list fpr the current dependent staticMemberType */
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// encounter(dependee, dependency);
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// /* If the static member is a class then apply the logic recursively to it */
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// Clazz staticMemberClass = cast(Clazz)staticMember;
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// checkTypedEntitiesTypeNames(staticMemberClass);
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// }
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// /**
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// * Handle static member functions/variables (Function/Variable)
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// */
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// else if(cast(TypedEntity)staticMember)
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// {
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// /* Typed static member */
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// TypedEntity typedStaticMember = cast(TypedEntity)staticMember;
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// /* Get the Type of the member */
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// Type staticMemberType = getType(c, typedStaticMember.getType());
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// /* Full path of thing depending on something else */
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// string dependee = resolver.generateName(modulle, typedStaticMember);
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// /* Full path of the thing it is dependent on */
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// string dependency = resolver.generateName(modulle, staticMemberType);
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// /* Add this to the dependency list fpr the current dependent staticMemberType */
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// encounter(dependee, dependency);
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// }
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// else
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// {
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// assert(false);
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// }
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// }
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// }
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/* TODO: TYpeEntity check sepeare */
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/* TODO: Parsing within function etc. */
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private void checkDefinitionTypes(Container c)
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{
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/* Check variables and functions (TypedEntities) declarations */
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checkTypedEntitiesTypeNames(c);
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/* Check class inheritance types */
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Clazz[] classes;
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foreach (Statement statement; c.getStatements())
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{
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if (statement !is null && cast(Clazz) statement)
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{
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classes ~= cast(Clazz) statement;
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}
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}
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}
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/**
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* Begins the type checking process
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*/
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public void beginCheck()
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{
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/**
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* Make sure there are no name collisions anywhere
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* in the Module with an order of precedence of
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* Classes being declared before Functions and
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* Functions before Variables
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*/
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checkContainerCollision(modulle); /* TODO: Rename checkContainerCollision */
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/* TODO: Now that everything is defined, no collision */
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/* TODO: Do actual type checking and declarations */
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dependencyCheck();
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}
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private void checkClassInherit(Container c)
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{
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/* Get all types (Clazz so far) */
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Clazz[] classTypes;
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foreach (Statement statement; c.getStatements())
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{
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if (statement !is null && cast(Clazz) statement)
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{
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classTypes ~= cast(Clazz) statement;
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}
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}
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/* Process each Clazz */
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foreach (Clazz clazz; classTypes)
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{
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/* Get the current class's parent */
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string[] parentClasses = clazz.getInherit();
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gprintln("Class: " ~ clazz.getName() ~ ": ParentInheritList: " ~ to!(
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string)(parentClasses));
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/* Try resolve all of these */
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foreach (string parent; parentClasses)
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{
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/* Find the named entity */
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Entity namedEntity;
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/* Check if the name is rooted */
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string[] dotPath = split(parent, '.');
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gprintln(dotPath.length);
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/* Resolve the name */
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namedEntity = resolver.resolveBest(c, parent);
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/* If the entity exists */
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if (namedEntity)
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{
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/* Check if it is a Class, if so non-null */
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Clazz parentEntity = cast(Clazz) namedEntity;
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/* Only inherit from class or (TODO: interfaces) */
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if (parentEntity)
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{
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/* Make sure it is not myself */
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if (parentEntity != clazz)
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{
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/* TODO: Add loop checking here */
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}
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else
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{
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Parser.expect("Cannot inherit from self");
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}
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}
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/* Error */
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else
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{
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Parser.expect("Can only inherit from classes");
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}
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}
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/* If the entity doesn't exist then it is an error */
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else
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{
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Parser.expect("Could not find any entity named " ~ parent);
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}
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}
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}
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/* Once processing is done, apply recursively */
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foreach (Clazz clazz; classTypes)
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{
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checkClassInherit(clazz);
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}
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}
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private void checkClasses(Container c)
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{
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/**
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* Make sure no duplicate types (classes) defined
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* within same Container
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*/
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checkClassNames(c);
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/**
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* Now that everything is neat and tidy
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* let's check class properties like inheritance
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* names
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*/
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checkClassInherit(c);
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}
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public Resolver getResolver()
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{
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return resolver;
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}
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/**
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* Given a Container `c` this will check all
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* members of said Container and make sure
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* none of them have a name that conflicts
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* with any other member in said Container
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* nor uses the same name AS the Container
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* itself.
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*
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* Errors are printed when a member has a name
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* of a previously defined member
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*
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* Errors are printed if the memeber shares a
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* name with the container
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*
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* If the above 2 are false then a last check
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* happens to check if the current Entity
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* that just passed these checks is itself a
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* Container, if not, then we do nothing and
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* go onto processing the next Entity that is
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* a member of Container `c` (we stay at the
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* same level), HOWEVER if so, we then recursively
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* call `checkContainer` on said Entity and the
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* logic above applies again
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*/
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private void checkContainerCollision(Container c)
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{
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/**
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* TODO: Always make sure this holds
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*
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* All objects that implement Container so far
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* are also Entities (hence they have a name)
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*/
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Entity containerEntity = cast(Entity)c;
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assert(containerEntity);
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/**
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* Get all Entities of the Container with order Clazz, Function, Variable
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*/
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Entity[] entities = getContainerMembers(c);
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gprintln("checkContainer(C): " ~ to!(string)(entities));
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foreach (Entity entity; entities)
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{
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/**
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* Absolute root Container (in other words, the Module)
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* can not be used
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*/
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if(cmp(modulle.getName(), entity.getName()) == 0)
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{
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throw new CollidingNameException(this, modulle, entity, c);
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}
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/**
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* If the current entity's name matches the container then error
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*/
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else if (cmp(containerEntity.getName(), entity.getName()) == 0)
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{
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throw new CollidingNameException(this, containerEntity, entity, c);
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}
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/**
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* If there are conflicting names within the current container
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* (this takes precedence into account based on how `entities`
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* is generated)
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*/
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else if (findPrecedence(c, entity.getName()) != entity)
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{
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throw new CollidingNameException(this, findPrecedence(c,
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entity.getName()), entity, c);
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}
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/**
|
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* Otherwise this Entity is fine
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*/
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|
else
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{
|
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string fullPath = resolver.generateName(modulle, entity);
|
|
string containerNameFullPath = resolver.generateName(modulle, containerEntity);
|
|
gprintln("Entity \"" ~ fullPath
|
|
~ "\" is allowed to be defined within container \""
|
|
~ containerNameFullPath ~ "\"");
|
|
|
|
/**
|
|
* Check if this Entity is a Container, if so, then
|
|
* apply the same round of checks within it
|
|
*/
|
|
Container possibleContainerEntity = cast(Container) entity;
|
|
if (possibleContainerEntity)
|
|
{
|
|
checkContainerCollision(possibleContainerEntity);
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Returns container members in order of
|
|
* Clazz, Function, Variable
|
|
*/
|
|
private Entity[] getContainerMembers(Container c)
|
|
{
|
|
/* Entities */
|
|
Entity[] entities;
|
|
|
|
/* Get all classes */
|
|
foreach (Statement statement; c.getStatements())
|
|
{
|
|
if (statement !is null && cast(Clazz) statement)
|
|
{
|
|
entities ~= cast(Clazz) statement;
|
|
}
|
|
}
|
|
|
|
/* Get all functions */
|
|
foreach (Statement statement; c.getStatements())
|
|
{
|
|
if (statement !is null && cast(Function) statement)
|
|
{
|
|
entities ~= cast(Function) statement;
|
|
}
|
|
}
|
|
|
|
/* Get all variables */
|
|
foreach (Statement statement; c.getStatements())
|
|
{
|
|
if (statement !is null && cast(Variable) statement)
|
|
{
|
|
entities ~= cast(Variable) statement;
|
|
}
|
|
}
|
|
|
|
return entities;
|
|
|
|
}
|
|
|
|
/**
|
|
* Finds the first occurring Entity with the provided
|
|
* name based on Classes being searched, then Functions
|
|
* and lastly Variables
|
|
*/
|
|
public Entity findPrecedence(Container c, string name)
|
|
{
|
|
foreach (Entity entity; getContainerMembers(c))
|
|
{
|
|
/* If we find matching entity names */
|
|
if (cmp(entity.getName(), name) == 0)
|
|
{
|
|
return entity;
|
|
}
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Starting from a Container c this makes sure
|
|
* that all classes defined within that container
|
|
* do no clash name wise
|
|
*
|
|
* Make this general, so it checks all Entoties
|
|
* within container, starting first with classes
|
|
* then it should probably mark them, this will
|
|
* be so we can then loop through all entities
|
|
* including classes, of container c and for
|
|
* every entity we come across in c we make
|
|
* sure it doesn't have a name of something that
|
|
* is marked
|
|
*/
|
|
private void checkClassNames(Container c)
|
|
{
|
|
/**
|
|
* TODO: Always make sure this holds
|
|
*
|
|
* All objects that implement Container so far
|
|
* are also Entities (hence they have a name)
|
|
*/
|
|
Entity containerEntity = cast(Entity)c;
|
|
assert(containerEntity);
|
|
|
|
/* Get all types (Clazz so far) */
|
|
Clazz[] classTypes;
|
|
|
|
foreach (Statement statement; c.getStatements())
|
|
{
|
|
if (statement !is null && cast(Clazz) statement)
|
|
{
|
|
classTypes ~= cast(Clazz) statement;
|
|
}
|
|
}
|
|
|
|
/* Declare each type */
|
|
foreach (Clazz clazz; classTypes)
|
|
{
|
|
// gprintln("Name: "~resolver.generateName(modulle, clazz));
|
|
/**
|
|
* Check if the first class found with my name is the one being
|
|
* processed, if so then it is fine, if not then error, it has
|
|
* been used (that identifier) already
|
|
*
|
|
* TODO: We cann add a check here to not allow containerName == clazz
|
|
* TODO: Call resolveUp as we can then stop class1.class1.class1
|
|
* Okay top would resolve first part but class1.class2.class1
|
|
* would not be caught by that
|
|
*
|
|
* TODO: This will meet inner clazz1 first, we need to do another check
|
|
*/
|
|
if (resolver.resolveUp(c, clazz.getName()) != clazz)
|
|
{
|
|
Parser.expect("Cannot define class \"" ~ resolver.generateName(modulle,
|
|
clazz) ~ "\" as one with same name, \"" ~ resolver.generateName(modulle,
|
|
resolver.resolveUp(c, clazz.getName())) ~ "\" exists in container \"" ~ resolver.generateName(
|
|
modulle, containerEntity) ~ "\"");
|
|
}
|
|
else
|
|
{
|
|
/* Get the current container's parent container */
|
|
Container parentContainer = containerEntity.parentOf();
|
|
|
|
/* Don't allow a class to be named after it's container */
|
|
// if(!parentContainer)
|
|
// {
|
|
if (cmp(containerEntity.getName(), clazz.getName()) == 0)
|
|
{
|
|
Parser.expect("Class \"" ~ resolver.generateName(modulle,
|
|
clazz) ~ "\" cannot be defined within container with same name, \"" ~ resolver.generateName(
|
|
modulle, containerEntity) ~ "\"");
|
|
}
|
|
|
|
/* TODO: Loop througn Container ENtitys here */
|
|
/* Make sure that when we call findPrecedence(entity) == current entity */
|
|
|
|
// }
|
|
|
|
/* TODO: We allow shaddowing so below is disabled */
|
|
/* TODO: We should however use the below for dot-less resolution */
|
|
// /* Find the name starting in upper cotainer */
|
|
// Entity clazzAbove = resolveUp(parentContainer, clazz.getName());
|
|
|
|
// if(!clazzAbove)
|
|
// {
|
|
|
|
// }
|
|
// else
|
|
// {
|
|
// Parser.expect("Name in use abpve us, bad"~to!(string)(clazz));
|
|
// }
|
|
|
|
/* If the Container's parent container is Module then we can have
|
|
/* TODO: Check that it doesn;t equal any class up the chain */
|
|
/* TODO: Exclude Module from this */
|
|
|
|
// /* Still check if there is something with our name above us */
|
|
// Container parentContainer = c.parentOf();
|
|
|
|
// /* If at this level container we find duplicate */
|
|
// if(resolveUp(parentContainer, clazz.getName()))
|
|
// {
|
|
|
|
// Parser.expect("Class with name "~clazz.getName()~" defined in class "~c.getName());
|
|
|
|
// }
|
|
|
|
}
|
|
}
|
|
|
|
/**
|
|
* TODO: Now we should loop through each class and do the same
|
|
* so we have all types defined
|
|
*/
|
|
//gprintln("Defined classes: "~to!(string)(Program.getAllOf(new Clazz(""), cast(Statement[])marked)));
|
|
|
|
/**
|
|
* By now we have confirmed that within the current container
|
|
* there are no classes defined with the same name
|
|
*
|
|
* We now check each Class recursively, once we are done
|
|
* we mark the class entity as "ready" (may be referenced)
|
|
*/
|
|
foreach (Clazz clazz; classTypes)
|
|
{
|
|
gprintln("Check recursive " ~ to!(string)(clazz), DebugType.WARNING);
|
|
|
|
/* Check the current class's types within */
|
|
checkClassNames(clazz);
|
|
|
|
// checkClassInherit(clazz);
|
|
}
|
|
|
|
/*Now we should loop through each class */
|
|
/* Once outerly everything is defined we can then handle class inheritance names */
|
|
/* We can also then handle refereces between classes */
|
|
|
|
// gprintln("checkTypes: ")
|
|
|
|
}
|
|
|
|
/* Test name resolution */
|
|
unittest
|
|
{
|
|
//assert()
|
|
}
|
|
|
|
}
|
|
|
|
/* Test name colliding with container name (1/3) [module] */
|
|
unittest
|
|
{
|
|
import std.file;
|
|
import std.stdio;
|
|
import compiler.lexer;
|
|
import compiler.parsing.core;
|
|
|
|
string sourceFile = "source/tlang/testing/collide_container_module1.t";
|
|
|
|
File sourceFileFile;
|
|
sourceFileFile.open(sourceFile); /* TODO: Error handling with ANY file I/O */
|
|
ulong fileSize = sourceFileFile.size();
|
|
byte[] fileBytes;
|
|
fileBytes.length = fileSize;
|
|
fileBytes = sourceFileFile.rawRead(fileBytes);
|
|
sourceFileFile.close();
|
|
|
|
string sourceCode = cast(string) fileBytes;
|
|
Lexer currentLexer = new Lexer(sourceCode);
|
|
currentLexer.performLex();
|
|
|
|
Parser parser = new Parser(currentLexer.getTokens());
|
|
Module modulle = parser.parse();
|
|
TypeChecker typeChecker = new TypeChecker(modulle);
|
|
|
|
/* Setup testing variables */
|
|
Entity container = typeChecker.getResolver().resolveBest(typeChecker.getModule, "y");
|
|
Entity colliderMember = typeChecker.getResolver().resolveBest(typeChecker.getModule, "y.y");
|
|
|
|
try
|
|
{
|
|
/* Perform test */
|
|
typeChecker.beginCheck();
|
|
|
|
/* Shouldn't reach here, collision exception MUST occur */
|
|
assert(false);
|
|
}
|
|
catch (CollidingNameException e)
|
|
{
|
|
/* Make sure the member y.y collided with root container (module) y */
|
|
assert(e.defined == container);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/* Test name colliding with container name (2/3) [module, nested collider] */
|
|
unittest
|
|
{
|
|
import std.file;
|
|
import std.stdio;
|
|
import compiler.lexer;
|
|
import compiler.parsing.core;
|
|
|
|
string sourceFile = "source/tlang/testing/collide_container_module2.t";
|
|
|
|
File sourceFileFile;
|
|
sourceFileFile.open(sourceFile); /* TODO: Error handling with ANY file I/O */
|
|
ulong fileSize = sourceFileFile.size();
|
|
byte[] fileBytes;
|
|
fileBytes.length = fileSize;
|
|
fileBytes = sourceFileFile.rawRead(fileBytes);
|
|
sourceFileFile.close();
|
|
|
|
string sourceCode = cast(string) fileBytes;
|
|
Lexer currentLexer = new Lexer(sourceCode);
|
|
currentLexer.performLex();
|
|
|
|
Parser parser = new Parser(currentLexer.getTokens());
|
|
Module modulle = parser.parse();
|
|
TypeChecker typeChecker = new TypeChecker(modulle);
|
|
|
|
/* Setup testing variables */
|
|
Entity container = typeChecker.getResolver().resolveBest(typeChecker.getModule, "y");
|
|
Entity colliderMember = typeChecker.getResolver().resolveBest(typeChecker.getModule, "y.a.b.c.y");
|
|
|
|
try
|
|
{
|
|
/* Perform test */
|
|
typeChecker.beginCheck();
|
|
|
|
/* Shouldn't reach here, collision exception MUST occur */
|
|
assert(false);
|
|
}
|
|
catch (CollidingNameException e)
|
|
{
|
|
/* Make sure the member y.a.b.c.y collided with root container (module) y */
|
|
assert(e.defined == container);
|
|
}
|
|
}
|
|
|
|
/* Test name colliding with container name (3/3) [container (non-module), nested collider] */
|
|
unittest
|
|
{
|
|
import std.file;
|
|
import std.stdio;
|
|
import compiler.lexer;
|
|
import compiler.parsing.core;
|
|
|
|
string sourceFile = "source/tlang/testing/collide_container_non_module.t";
|
|
|
|
File sourceFileFile;
|
|
sourceFileFile.open(sourceFile); /* TODO: Error handling with ANY file I/O */
|
|
ulong fileSize = sourceFileFile.size();
|
|
byte[] fileBytes;
|
|
fileBytes.length = fileSize;
|
|
fileBytes = sourceFileFile.rawRead(fileBytes);
|
|
sourceFileFile.close();
|
|
|
|
string sourceCode = cast(string) fileBytes;
|
|
Lexer currentLexer = new Lexer(sourceCode);
|
|
currentLexer.performLex();
|
|
|
|
Parser parser = new Parser(currentLexer.getTokens());
|
|
Module modulle = parser.parse();
|
|
TypeChecker typeChecker = new TypeChecker(modulle);
|
|
|
|
/* Setup testing variables */
|
|
Entity container = typeChecker.getResolver().resolveBest(typeChecker.getModule, "a.b.c");
|
|
Entity colliderMember = typeChecker.getResolver().resolveBest(typeChecker.getModule, "a.b.c.c");
|
|
|
|
try
|
|
{
|
|
/* Perform test */
|
|
typeChecker.beginCheck();
|
|
|
|
/* Shouldn't reach here, collision exception MUST occur */
|
|
assert(false);
|
|
}
|
|
catch (CollidingNameException e)
|
|
{
|
|
/* Make sure the member a.b.c.c collided with a.b.c container */
|
|
assert(e.defined == container);
|
|
}
|
|
}
|
|
|
|
/* Test name colliding with member */
|
|
unittest
|
|
{
|
|
import std.file;
|
|
import std.stdio;
|
|
import compiler.lexer;
|
|
import compiler.parsing.core;
|
|
|
|
string sourceFile = "source/tlang/testing/collide_member.t";
|
|
|
|
File sourceFileFile;
|
|
sourceFileFile.open(sourceFile); /* TODO: Error handling with ANY file I/O */
|
|
ulong fileSize = sourceFileFile.size();
|
|
byte[] fileBytes;
|
|
fileBytes.length = fileSize;
|
|
fileBytes = sourceFileFile.rawRead(fileBytes);
|
|
sourceFileFile.close();
|
|
|
|
string sourceCode = cast(string) fileBytes;
|
|
Lexer currentLexer = new Lexer(sourceCode);
|
|
currentLexer.performLex();
|
|
|
|
Parser parser = new Parser(currentLexer.getTokens());
|
|
Module modulle = parser.parse();
|
|
TypeChecker typeChecker = new TypeChecker(modulle);
|
|
|
|
/* Setup testing variables */
|
|
Entity memberFirst = typeChecker.getResolver().resolveBest(typeChecker.getModule, "a.b");
|
|
|
|
try
|
|
{
|
|
/* Perform test */
|
|
typeChecker.beginCheck();
|
|
|
|
/* Shouldn't reach here, collision exception MUST occur */
|
|
assert(false);
|
|
}
|
|
catch (CollidingNameException e)
|
|
{
|
|
/* Make sure the member a.b.c.c collided with a.b.c container */
|
|
assert(e.attempted != memberFirst);
|
|
}
|
|
}
|
|
|
|
/* Test name colliding with member (check that the member defined is class (precendence test)) */
|
|
unittest
|
|
{
|
|
import std.file;
|
|
import std.stdio;
|
|
import compiler.lexer;
|
|
import compiler.parsing.core;
|
|
|
|
string sourceFile = "source/tlang/testing/precedence_collision_test.t";
|
|
|
|
File sourceFileFile;
|
|
sourceFileFile.open(sourceFile); /* TODO: Error handling with ANY file I/O */
|
|
ulong fileSize = sourceFileFile.size();
|
|
byte[] fileBytes;
|
|
fileBytes.length = fileSize;
|
|
fileBytes = sourceFileFile.rawRead(fileBytes);
|
|
sourceFileFile.close();
|
|
|
|
string sourceCode = cast(string) fileBytes;
|
|
Lexer currentLexer = new Lexer(sourceCode);
|
|
currentLexer.performLex();
|
|
|
|
Parser parser = new Parser(currentLexer.getTokens());
|
|
Module modulle = parser.parse();
|
|
TypeChecker typeChecker = new TypeChecker(modulle);
|
|
|
|
/* Setup testing variables */
|
|
Entity ourClassA = typeChecker.getResolver().resolveBest(typeChecker.getModule, "a");
|
|
|
|
try
|
|
{
|
|
/* Perform test */
|
|
typeChecker.beginCheck();
|
|
|
|
/* Shouldn't reach here, collision exception MUST occur */
|
|
assert(false);
|
|
}
|
|
catch (CollidingNameException e)
|
|
{
|
|
/* Make sure the member attempted was Variable and defined was Clazz */
|
|
assert(cast(Variable)e.attempted);
|
|
assert(cast(Clazz)e.defined);
|
|
}
|
|
}
|
|
|
|
|
|
/* Test name colliding with container name (1/2) */
|
|
unittest
|
|
{
|
|
import std.file;
|
|
import std.stdio;
|
|
import compiler.lexer;
|
|
import compiler.parsing.core;
|
|
|
|
string sourceFile = "source/tlang/testing/collide_container.t";
|
|
|
|
File sourceFileFile;
|
|
sourceFileFile.open(sourceFile); /* TODO: Error handling with ANY file I/O */
|
|
ulong fileSize = sourceFileFile.size();
|
|
byte[] fileBytes;
|
|
fileBytes.length = fileSize;
|
|
fileBytes = sourceFileFile.rawRead(fileBytes);
|
|
sourceFileFile.close();
|
|
|
|
string sourceCode = cast(string) fileBytes;
|
|
Lexer currentLexer = new Lexer(sourceCode);
|
|
currentLexer.performLex();
|
|
|
|
Parser parser = new Parser(currentLexer.getTokens());
|
|
Module modulle = parser.parse();
|
|
TypeChecker typeChecker = new TypeChecker(modulle);
|
|
|
|
/* Setup testing variables */
|
|
Entity container = typeChecker.getResolver().resolveBest(typeChecker.getModule, "y");
|
|
Entity colliderMember = typeChecker.getResolver().resolveBest(typeChecker.getModule, "y.y");
|
|
|
|
try
|
|
{
|
|
/* Perform test */
|
|
typeChecker.beginCheck();
|
|
|
|
/* Shouldn't reach here, collision exception MUST occur */
|
|
assert(false);
|
|
}
|
|
catch (CollidingNameException e)
|
|
{
|
|
/* Make sure the member y.y collided with root container (module) y */
|
|
assert(e.defined == container);
|
|
}
|
|
}
|
|
|
|
|
|
unittest
|
|
{
|
|
/* TODO: Add some unit tests */
|
|
import std.file;
|
|
import std.stdio;
|
|
import compiler.lexer;
|
|
import compiler.parsing.core;
|
|
|
|
// isUnitTest = true;
|
|
|
|
string sourceFile = "source/tlang/testing/basic1.t";
|
|
|
|
gprintln("Reading source file '" ~ sourceFile ~ "' ...");
|
|
File sourceFileFile;
|
|
sourceFileFile.open(sourceFile); /* TODO: Error handling with ANY file I/O */
|
|
ulong fileSize = sourceFileFile.size();
|
|
byte[] fileBytes;
|
|
fileBytes.length = fileSize;
|
|
fileBytes = sourceFileFile.rawRead(fileBytes);
|
|
sourceFileFile.close();
|
|
|
|
gprintln("Performing tokenization on '" ~ sourceFile ~ "' ...");
|
|
|
|
/* TODO: Open source file */
|
|
string sourceCode = cast(string) fileBytes;
|
|
// string sourceCode = "hello \"world\"|| ";
|
|
//string sourceCode = "hello \"world\"||"; /* TODO: Implement this one */
|
|
// string sourceCode = "hello;";
|
|
Lexer currentLexer = new Lexer(sourceCode);
|
|
currentLexer.performLex();
|
|
|
|
|
|
gprintln("Collected " ~ to!(string)(currentLexer.getTokens()));
|
|
|
|
gprintln("Parsing tokens...");
|
|
Parser parser = new Parser(currentLexer.getTokens());
|
|
Module modulle = parser.parse();
|
|
|
|
gprintln("Type checking and symbol resolution...");
|
|
try
|
|
{
|
|
TypeChecker typeChecker = new TypeChecker(modulle);
|
|
|
|
}
|
|
// catch(CollidingNameException e)
|
|
// {
|
|
// gprintln(e.msg, DebugType.ERROR);
|
|
// //gprintln("Stack trace:\n"~to!(string)(e.info));
|
|
// }
|
|
catch (TypeCheckerException e)
|
|
{
|
|
gprintln(e.msg, DebugType.ERROR);
|
|
}
|
|
|
|
/* Test first-level resolution */
|
|
// assert(cmp(typeChecker.isValidEntity(modulle.getStatements(), "clazz1").getName(), "clazz1")==0);
|
|
|
|
// /* Test n-level resolution */
|
|
// assert(cmp(typeChecker.isValidEntity(modulle.getStatements(), "clazz_2_1.clazz_2_2").getName(), "clazz_2_2")==0);
|
|
// assert(cmp(typeChecker.isValidEntity(modulle.getStatements(), "clazz_2_1.clazz_2_2.j").getName(), "j")==0);
|
|
// assert(cmp(typeChecker.isValidEntity(modulle.getStatements(), "clazz_2_1.clazz_2_2.clazz_2_2_1").getName(), "clazz_2_2_1")==0);
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// assert(cmp(typeChecker.isValidEntity(modulle.getStatements(), "clazz_2_1.clazz_2_2").getName(), "clazz_2_2")==0);
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// /* Test invalid access to j treating it as a Container (whilst it is a Variable) */
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// assert(typeChecker.isValidEntity(modulle.getStatements(), "clazz_2_1.clazz_2_2.j.p") is null);
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}
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