import type {CodeKeywordDefinition, ErrorObject, KeywordErrorDefinition} from "../../types"
import type {KeywordCxt} from "../../compile/validate"
import {usePattern} from "../code"
import {useFunc} from "../../compile/util"
import {_, str} from "../../compile/codegen"
export type PatternError = ErrorObject<"pattern", {pattern: string}, string | {$data: string}>
const error: KeywordErrorDefinition = {
message: ({schemaCode}) => str`must match pattern "${schemaCode}"`,
params: ({schemaCode}) => _`{pattern: ${schemaCode}}`,
}
const def: CodeKeywordDefinition = {
keyword: "pattern",
type: "string",
schemaType: "string",
$data: true,
error,
code(cxt: KeywordCxt) {
const {gen, data, $data, schema, schemaCode, it} = cxt
const u = it.opts.unicodeRegExp ? "u" : ""
if ($data) {
const {regExp} = it.opts.code
const regExpCode = regExp.code === "new RegExp" ? _`new RegExp` : useFunc(gen, regExp)
const valid = gen.let("valid")
gen.try(
() => gen.assign(valid, _`${regExpCode}(${schemaCode}, ${u}).test(${data})`),
() => gen.assign(valid, false)
)
cxt.fail$data(_`!${valid}`)
} else {
const regExp = usePattern(cxt, schema)
cxt.fail$data(_`!${regExp}.test(${data})`)
}
},
}
export default def
