/
type.ts
55 lines (48 loc) · 1.92 KB
/
type.ts
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// Ported from js-yaml v3.13.1:
// https://github.com/nodeca/js-yaml/commit/665aadda42349dcae869f12040d9b10ef18d12da
// Copyright 2011-2015 by Vitaly Puzrin. All rights reserved. MIT license.
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
import type { Any, ArrayObject } from "./_utils.ts";
export type KindType = "sequence" | "scalar" | "mapping";
export type StyleVariant = "lowercase" | "uppercase" | "camelcase" | "decimal";
export type RepresentFn = (data: Any, style?: StyleVariant) => Any;
const DEFAULT_RESOLVE = (): boolean => true;
const DEFAULT_CONSTRUCT = (data: Any): Any => data;
interface TypeOptions {
kind: KindType;
resolve?: (data: Any) => boolean;
construct?: (data: string) => Any;
instanceOf?: Any;
predicate?: (data: Record<string, unknown>) => boolean;
represent?: RepresentFn | ArrayObject<RepresentFn>;
defaultStyle?: StyleVariant;
styleAliases?: ArrayObject;
}
function checkTagFormat(tag: string): string {
return tag;
}
export class Type {
public tag: string;
public kind: KindType | null = null;
public instanceOf: Any;
public predicate?: (data: Record<string, unknown>) => boolean;
public represent?: RepresentFn | ArrayObject<RepresentFn>;
public defaultStyle?: StyleVariant;
public styleAliases?: ArrayObject;
public loadKind?: KindType;
constructor(tag: string, options?: TypeOptions) {
this.tag = checkTagFormat(tag);
if (options) {
this.kind = options.kind;
this.resolve = options.resolve || DEFAULT_RESOLVE;
this.construct = options.construct || DEFAULT_CONSTRUCT;
this.instanceOf = options.instanceOf;
this.predicate = options.predicate;
this.represent = options.represent;
this.defaultStyle = options.defaultStyle;
this.styleAliases = options.styleAliases;
}
}
public resolve: (data?: Any) => boolean = (): boolean => true;
public construct: (data?: Any) => Any = (data): Any => data;
}