54 lines
1.3 KiB
Plaintext
54 lines
1.3 KiB
Plaintext
import { entityKind } from "../entity.js";
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import { TableName } from "../table.utils.js";
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function unique(name) {
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return new UniqueOnConstraintBuilder(name);
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}
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function uniqueKeyName(table, columns) {
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return `${table[TableName]}_${columns.join("_")}_unique`;
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}
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class UniqueConstraintBuilder {
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constructor(columns, name) {
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this.name = name;
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this.columns = columns;
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}
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static [entityKind] = "MySqlUniqueConstraintBuilder";
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/** @internal */
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columns;
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/** @internal */
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build(table) {
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return new UniqueConstraint(table, this.columns, this.name);
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}
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}
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class UniqueOnConstraintBuilder {
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static [entityKind] = "MySqlUniqueOnConstraintBuilder";
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/** @internal */
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name;
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constructor(name) {
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this.name = name;
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}
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on(...columns) {
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return new UniqueConstraintBuilder(columns, this.name);
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}
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}
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class UniqueConstraint {
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constructor(table, columns, name) {
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this.table = table;
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this.columns = columns;
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this.name = name ?? uniqueKeyName(this.table, this.columns.map((column) => column.name));
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}
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static [entityKind] = "MySqlUniqueConstraint";
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columns;
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name;
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nullsNotDistinct = false;
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getName() {
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return this.name;
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}
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}
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export {
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UniqueConstraint,
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UniqueConstraintBuilder,
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UniqueOnConstraintBuilder,
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unique,
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uniqueKeyName
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};
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//# sourceMappingURL=unique-constraint.js.map |