mirror of https://github.com/jkjoy/sunpeiwen.git
82 lines
2.1 KiB
TypeScript
82 lines
2.1 KiB
TypeScript
|
import type {
|
||
|
CodeKeywordDefinition,
|
||
|
ErrorObject,
|
||
|
KeywordErrorDefinition,
|
||
|
AnySchema,
|
||
|
} from "../../types"
|
||
|
import type KeywordCxt from "../../compile/context"
|
||
|
import {_, Name} from "../../compile/codegen"
|
||
|
import {alwaysValidSchema} from "../../compile/util"
|
||
|
import {SchemaCxt} from "../../compile"
|
||
|
|
||
|
export type OneOfError = ErrorObject<
|
||
|
"oneOf",
|
||
|
{passingSchemas: [number, number] | null},
|
||
|
AnySchema[]
|
||
|
>
|
||
|
|
||
|
const error: KeywordErrorDefinition = {
|
||
|
message: "should match exactly one schema in oneOf",
|
||
|
params: ({params}) => _`{passingSchemas: ${params.passing}}`,
|
||
|
}
|
||
|
|
||
|
const def: CodeKeywordDefinition = {
|
||
|
keyword: "oneOf",
|
||
|
schemaType: "array",
|
||
|
trackErrors: true,
|
||
|
error,
|
||
|
code(cxt: KeywordCxt) {
|
||
|
const {gen, schema, it} = cxt
|
||
|
/* istanbul ignore if */
|
||
|
if (!Array.isArray(schema)) throw new Error("ajv implementation error")
|
||
|
const schArr: AnySchema[] = schema
|
||
|
const valid = gen.let("valid", false)
|
||
|
const passing = gen.let("passing", null)
|
||
|
const schValid = gen.name("_valid")
|
||
|
cxt.setParams({passing})
|
||
|
// TODO possibly fail straight away (with warning or exception) if there are two empty always valid schemas
|
||
|
|
||
|
gen.block(validateOneOf)
|
||
|
|
||
|
cxt.result(
|
||
|
valid,
|
||
|
() => cxt.reset(),
|
||
|
() => cxt.error(true)
|
||
|
)
|
||
|
|
||
|
function validateOneOf(): void {
|
||
|
schArr.forEach((sch: AnySchema, i: number) => {
|
||
|
let schCxt: SchemaCxt | undefined
|
||
|
if (alwaysValidSchema(it, sch)) {
|
||
|
gen.var(schValid, true)
|
||
|
} else {
|
||
|
schCxt = cxt.subschema(
|
||
|
{
|
||
|
keyword: "oneOf",
|
||
|
schemaProp: i,
|
||
|
compositeRule: true,
|
||
|
},
|
||
|
schValid
|
||
|
)
|
||
|
}
|
||
|
|
||
|
if (i > 0) {
|
||
|
gen
|
||
|
.if(_`${schValid} && ${valid}`)
|
||
|
.assign(valid, false)
|
||
|
.assign(passing, _`[${passing}, ${i}]`)
|
||
|
.else()
|
||
|
}
|
||
|
|
||
|
gen.if(schValid, () => {
|
||
|
gen.assign(valid, true)
|
||
|
gen.assign(passing, i)
|
||
|
if (schCxt) cxt.mergeEvaluated(schCxt, Name)
|
||
|
})
|
||
|
})
|
||
|
}
|
||
|
},
|
||
|
}
|
||
|
|
||
|
export default def
|