| Path : /var/www/html/transfersh/SecureShareMail/node_modules/drizzle-orm/ |
|
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| Current File : //var/www/html/transfersh/SecureShareMail/node_modules/drizzle-orm/casing.js |
import { entityKind } from "./entity.js";
import { Table } from "./table.js";
function toSnakeCase(input) {
const words = input.replace(/['\u2019]/g, "").match(/[\da-z]+|[A-Z]+(?![a-z])|[A-Z][\da-z]+/g) ?? [];
return words.map((word) => word.toLowerCase()).join("_");
}
function toCamelCase(input) {
const words = input.replace(/['\u2019]/g, "").match(/[\da-z]+|[A-Z]+(?![a-z])|[A-Z][\da-z]+/g) ?? [];
return words.reduce((acc, word, i) => {
const formattedWord = i === 0 ? word.toLowerCase() : `${word[0].toUpperCase()}${word.slice(1)}`;
return acc + formattedWord;
}, "");
}
function noopCase(input) {
return input;
}
class CasingCache {
static [entityKind] = "CasingCache";
/** @internal */
cache = {};
cachedTables = {};
convert;
constructor(casing) {
this.convert = casing === "snake_case" ? toSnakeCase : casing === "camelCase" ? toCamelCase : noopCase;
}
getColumnCasing(column) {
if (!column.keyAsName)
return column.name;
const schema = column.table[Table.Symbol.Schema] ?? "public";
const tableName = column.table[Table.Symbol.OriginalName];
const key = `${schema}.${tableName}.${column.name}`;
if (!this.cache[key]) {
this.cacheTable(column.table);
}
return this.cache[key];
}
cacheTable(table) {
const schema = table[Table.Symbol.Schema] ?? "public";
const tableName = table[Table.Symbol.OriginalName];
const tableKey = `${schema}.${tableName}`;
if (!this.cachedTables[tableKey]) {
for (const column of Object.values(table[Table.Symbol.Columns])) {
const columnKey = `${tableKey}.${column.name}`;
this.cache[columnKey] = this.convert(column.name);
}
this.cachedTables[tableKey] = true;
}
}
clearCache() {
this.cache = {};
this.cachedTables = {};
}
}
export {
CasingCache,
toCamelCase,
toSnakeCase
};
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