1 | import type {KeywordCxt} from "../../compile/validate"
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2 | import {_, not, nil, Code, Name} from "../../compile/codegen"
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3 |
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4 | export function checkNullable(
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5 | {gen, data, parentSchema}: KeywordCxt,
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6 | cond: Code = nil
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7 | ): [Name, Code] {
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8 | const valid = gen.name("valid")
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9 | if (parentSchema.nullable) {
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10 | gen.let(valid, _`${data} === null`)
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11 | cond = not(valid)
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12 | } else {
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13 | gen.let(valid, false)
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14 | }
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15 | return [valid, cond]
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16 | }
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17 |
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18 | export function checkNullableObject(cxt: KeywordCxt, cond: Code): [Name, Code] {
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19 | const [valid, cond_] = checkNullable(cxt, cond)
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20 | return [valid, _`${cond_} && typeof ${cxt.data} == "object" && !Array.isArray(${cxt.data})`]
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21 | }
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