limitNumber.ts 1.3 KB

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  1. import type {CodeKeywordDefinition, ErrorObject, KeywordErrorDefinition} from "../../types"
  2. import type {KeywordCxt} from "../../compile/validate"
  3. import {_, str, operators, Code} from "../../compile/codegen"
  4. const ops = operators
  5. type Kwd = "maximum" | "minimum" | "exclusiveMaximum" | "exclusiveMinimum"
  6. type Comparison = "<=" | ">=" | "<" | ">"
  7. const KWDs: {[K in Kwd]: {okStr: Comparison; ok: Code; fail: Code}} = {
  8. maximum: {okStr: "<=", ok: ops.LTE, fail: ops.GT},
  9. minimum: {okStr: ">=", ok: ops.GTE, fail: ops.LT},
  10. exclusiveMaximum: {okStr: "<", ok: ops.LT, fail: ops.GTE},
  11. exclusiveMinimum: {okStr: ">", ok: ops.GT, fail: ops.LTE},
  12. }
  13. export type LimitNumberError = ErrorObject<
  14. Kwd,
  15. {limit: number; comparison: Comparison},
  16. number | {$data: string}
  17. >
  18. const error: KeywordErrorDefinition = {
  19. message: ({keyword, schemaCode}) => str`must be ${KWDs[keyword as Kwd].okStr} ${schemaCode}`,
  20. params: ({keyword, schemaCode}) =>
  21. _`{comparison: ${KWDs[keyword as Kwd].okStr}, limit: ${schemaCode}}`,
  22. }
  23. const def: CodeKeywordDefinition = {
  24. keyword: Object.keys(KWDs),
  25. type: "number",
  26. schemaType: "number",
  27. $data: true,
  28. error,
  29. code(cxt: KeywordCxt) {
  30. const {keyword, data, schemaCode} = cxt
  31. cxt.fail$data(_`${data} ${KWDs[keyword as Kwd].fail} ${schemaCode} || isNaN(${data})`)
  32. },
  33. }
  34. export default def