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