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Implement reference counting (#592)

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This commit is contained in:
Daniel Wirtz
2019-06-05 23:15:39 +02:00
committed by GitHub
parent 3ed76a97f0
commit 0484a6b740
601 changed files with 261645 additions and 146131 deletions
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42
src/ast.ts
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@ -67,6 +67,7 @@ export enum NodeKind {
DO,
EMPTY,
EXPORT,
EXPORTDEFAULT,
EXPORTIMPORT,
EXPRESSION,
FOR,
@ -687,6 +688,9 @@ export abstract class Node {
range.source.normalizedPath
);
} else { // absolute
if (!normalizedPath.startsWith(LIBRARY_PREFIX)) {
normalizedPath = LIBRARY_PREFIX + normalizedPath;
}
stmt.normalizedPath = normalizedPath;
}
stmt.internalPath = mangleInternalPath(stmt.normalizedPath);
@ -698,6 +702,16 @@ export abstract class Node {
return stmt;
}
static createExportDefaultStatement(
declaration: DeclarationStatement,
range: Range
): ExportDefaultStatement {
var stmt = new ExportDefaultStatement();
stmt.declaration = declaration;
stmt.range = range;
return stmt;
}
static createExportImportStatement(
name: IdentifierExpression,
externalName: IdentifierExpression,
@ -782,10 +796,18 @@ export abstract class Node {
stmt.declarations = null;
stmt.namespaceName = identifier;
stmt.path = path;
stmt.normalizedPath = resolvePath(
normalizePath(path.value),
range.source.normalizedPath
);
var normalizedPath = normalizePath(path.value);
if (path.value.startsWith(".")) {
stmt.normalizedPath = resolvePath(
normalizedPath,
range.source.normalizedPath
);
} else {
if (!normalizedPath.startsWith(LIBRARY_PREFIX)) {
normalizedPath = LIBRARY_PREFIX + normalizedPath;
}
stmt.normalizedPath = normalizedPath;
}
stmt.internalPath = mangleInternalPath(stmt.normalizedPath);
return stmt;
}
@ -1162,7 +1184,7 @@ export enum DecoratorKind {
EXTERNAL,
BUILTIN,
LAZY,
START
UNSAFE
}
/** Returns the kind of the specified decorator. Defaults to {@link DecoratorKind.CUSTOM}. */
@ -1198,11 +1220,11 @@ export function decoratorNameToKind(name: Expression): DecoratorKind {
}
case CharCode.s: {
if (nameStr == "sealed") return DecoratorKind.SEALED;
if (nameStr == "start") return DecoratorKind.START;
break;
}
case CharCode.u: {
if (nameStr == "unmanaged") return DecoratorKind.UNMANAGED;
if (nameStr == "unsafe") return DecoratorKind.UNSAFE;
break;
}
}
@ -1762,6 +1784,14 @@ export class ExportStatement extends Statement {
isDeclare: bool;
}
/** Represents an `export default` statement. */
export class ExportDefaultStatement extends Statement {
kind = NodeKind.EXPORTDEFAULT;
/** Declaration being exported as default. */
declaration: DeclarationStatement;
}
/** Represents an expression that is used as a statement. */
export class ExpressionStatement extends Statement {
kind = NodeKind.EXPRESSION;