76 lines
1.7 KiB
Plaintext
76 lines
1.7 KiB
Plaintext
import type {
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CodeKeywordDefinition,
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ErrorObject,
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KeywordErrorDefinition,
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KeywordErrorCxt,
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} from "../../../types"
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import type {KeywordCxt} from "../../../compile/validate"
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import {_, str, operators, Code} from "../../../compile/codegen"
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const ops = operators
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export type LimitKwd = "maximum" | "minimum"
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export type ExclusiveLimitKwd = "exclusiveMaximum" | "exclusiveMinimum"
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type Comparison = "<=" | ">=" | "<" | ">"
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interface KwdOp {
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okStr: Comparison
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ok: Code
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fail: Code
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}
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interface KwdDef {
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exclusive: ExclusiveLimitKwd
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ops: [KwdOp, KwdOp]
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}
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const KWDs: {[K in LimitKwd]: KwdDef} = {
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maximum: {
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exclusive: "exclusiveMaximum",
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ops: [
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{okStr: "<=", ok: ops.LTE, fail: ops.GT},
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{okStr: "<", ok: ops.LT, fail: ops.GTE},
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],
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},
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minimum: {
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exclusive: "exclusiveMinimum",
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ops: [
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{okStr: ">=", ok: ops.GTE, fail: ops.LT},
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{okStr: ">", ok: ops.GT, fail: ops.LTE},
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],
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},
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}
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export type LimitNumberError = ErrorObject<
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LimitKwd,
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{limit: number; comparison: Comparison},
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number | {$data: string}
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>
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const error: KeywordErrorDefinition = {
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message: (cxt) => str`must be ${kwdOp(cxt).okStr} ${cxt.schemaCode}`,
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params: (cxt) => _`{comparison: ${kwdOp(cxt).okStr}, limit: ${cxt.schemaCode}}`,
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}
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const def: CodeKeywordDefinition = {
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keyword: Object.keys(KWDs),
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type: "number",
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schemaType: "number",
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$data: true,
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error,
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code(cxt: KeywordCxt) {
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const {data, schemaCode} = cxt
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cxt.fail$data(_`${data} ${kwdOp(cxt).fail} ${schemaCode} || isNaN(${data})`)
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},
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}
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function kwdOp(cxt: KeywordErrorCxt): KwdOp {
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const keyword = cxt.keyword as LimitKwd
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const opsIdx = cxt.parentSchema?.[KWDs[keyword].exclusive] ? 1 : 0
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return KWDs[keyword].ops[opsIdx]
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}
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export default def
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