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52 lines
1.8 KiB
52 lines
1.8 KiB
3 years ago
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import type {CodeKeywordDefinition} from "../../types"
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import type {KeywordCxt} from "../../compile/validate"
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import {_, getProperty, Code, Name} from "../../compile/codegen"
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import N from "../../compile/names"
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import {callRef} from "../core/ref"
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const def: CodeKeywordDefinition = {
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keyword: "$dynamicRef",
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schemaType: "string",
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code: (cxt) => dynamicRef(cxt, cxt.schema),
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}
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export function dynamicRef(cxt: KeywordCxt, ref: string): void {
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const {gen, keyword, it} = cxt
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if (ref[0] !== "#") throw new Error(`"${keyword}" only supports hash fragment reference`)
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const anchor = ref.slice(1)
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if (it.allErrors) {
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_dynamicRef()
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} else {
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const valid = gen.let("valid", false)
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_dynamicRef(valid)
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cxt.ok(valid)
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}
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function _dynamicRef(valid?: Name): void {
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// TODO the assumption here is that `recursiveRef: #` always points to the root
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// of the schema object, which is not correct, because there may be $id that
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// makes # point to it, and the target schema may not contain dynamic/recursiveAnchor.
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// Because of that 2 tests in recursiveRef.json fail.
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// This is a similar problem to #815 (`$id` doesn't alter resolution scope for `{ "$ref": "#" }`).
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// (This problem is not tested in JSON-Schema-Test-Suite)
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if (it.schemaEnv.root.dynamicAnchors[anchor]) {
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const v = gen.let("_v", _`${N.dynamicAnchors}${getProperty(anchor)}`)
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gen.if(v, _callRef(v, valid), _callRef(it.validateName, valid))
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} else {
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_callRef(it.validateName, valid)()
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}
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}
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function _callRef(validate: Code, valid?: Name): () => void {
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return valid
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? () =>
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gen.block(() => {
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callRef(cxt, validate)
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gen.let(valid, true)
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})
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: () => callRef(cxt, validate)
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}
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}
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export default def
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