export interface SourcePosition {
    offset: number;
    line: number;
    column: number;
}
export interface SourceSpan {
    start: SourcePosition;
    end: SourcePosition;
}
/**
 * Maps a contiguous slice of normalized Beast text back to the authored
 * source. Continuations introduce unmapped separator spaces between slices,
 * so a single SourceSpan is not sufficient for embedded TypeScript or CSS.
 */
export interface SourceTextFragment {
    start: number;
    end: number;
    source: SourceSpan;
}
export type AttrValue = {
    type: "string";
    value: string;
} | {
    type: "expr";
    code: string;
} | {
    type: "bool";
};
export interface NamedAttr {
    kind: "attribute";
    name: string;
    value: AttrValue;
    span: SourceSpan;
}
export interface SpreadAttr {
    kind: "spread";
    code: string;
    span: SourceSpan;
}
export type Attr = NamedAttr | SpreadAttr;
export type TextSpan = {
    type: "literal";
    text: string;
} | {
    type: "expr";
    code: string;
};
interface BaseNode {
    lineNo: number;
    span: SourceSpan;
}
export interface ImportDeclaration extends BaseNode {
    kind: "import";
    code: string;
    codeFragments: SourceTextFragment[];
}
export interface ModuleDeclaration extends BaseNode {
    kind: "module";
    code: string;
    codeStart: SourcePosition;
    codeFragments: SourceTextFragment[];
}
export interface PropsDeclaration extends BaseNode {
    kind: "props";
    parameter: string;
    parameterFragments: SourceTextFragment[];
}
export interface SetupDeclaration extends BaseNode {
    kind: "setup";
    code: string;
    codeStart: SourcePosition;
    codeFragments: SourceTextFragment[];
}
export interface ComponentDeclaration extends BaseNode {
    kind: "component";
    name: string;
    props: PropsDeclaration | null;
    setup: SetupDeclaration[];
    children: BeastNode[];
}
export type BeastDeclaration = ImportDeclaration | ModuleDeclaration | ComponentDeclaration | PropsDeclaration | SetupDeclaration;
export interface ElementNode extends BaseNode {
    kind: "element";
    tag: string;
    isComponent: boolean;
    classes: string[];
    id: string | null;
    attrs: Attr[];
    inlineSpans: TextSpan[] | null;
    children: BeastNode[];
}
export interface TextNode extends BaseNode {
    kind: "text";
    spans: TextSpan[];
}
export interface FragmentNode extends BaseNode {
    kind: "fragment";
    children: BeastNode[];
}
export interface ScopeNode extends BaseNode {
    kind: "scope";
    setup: SetupDeclaration[];
    children: BeastNode[];
}
export interface StyleNode extends BaseNode {
    kind: "style";
    css: string;
    codeStart: SourcePosition;
    cssFragments: SourceTextFragment[];
}
export interface IfBranch {
    test: string | null;
    children: BeastNode[];
    span: SourceSpan;
}
export interface IfNode extends BaseNode {
    kind: "if";
    branches: IfBranch[];
}
export interface EachNode extends BaseNode {
    kind: "each";
    itemName: string;
    indexName: string | null;
    iterable: string;
    key: string | null;
    children: BeastNode[];
    emptyChildren: BeastNode[] | null;
}
export interface SwitchBranch {
    test: string | null;
    children: BeastNode[];
    span: SourceSpan;
}
export interface SwitchNode extends BaseNode {
    kind: "switch";
    discriminant: string;
    branches: SwitchBranch[];
}
export interface TryPendingBranch {
    children: BeastNode[];
    span: SourceSpan;
}
export interface TryCatchBranch {
    bindings: string | null;
    children: BeastNode[];
    span: SourceSpan;
}
export interface TryNode extends BaseNode {
    kind: "try";
    children: BeastNode[];
    pendingBranch: TryPendingBranch | null;
    catchBranch: TryCatchBranch | null;
}
export type BeastNode = ElementNode | TextNode | FragmentNode | ScopeNode | StyleNode | IfNode | EachNode | SwitchNode | TryNode;
export interface BeastDocument {
    kind: "document";
    filename: string;
    declarations: BeastDeclaration[];
    children: BeastNode[];
    span: SourceSpan;
}
export {};
//# sourceMappingURL=ast.d.ts.map