mirror of
https://github.com/swc-project/swc.git
synced 2024-12-27 23:56:32 +03:00
175 lines
3.8 KiB
TypeScript
175 lines
3.8 KiB
TypeScript
// Loaded from https://raw.githubusercontent.com/denjucks/dex/master/lib/dialects/mysql/schema/columncompiler.js
|
|
|
|
|
|
// MySQL Column Compiler
|
|
// -------
|
|
import inherits from '../../../deps/inherits@2.0.4/inherits.js';
|
|
import ColumnCompiler from '../../../schema/columncompiler.js';
|
|
|
|
import _ from '../../../deps/lodash@4.17.15/index.js';
|
|
const isObject = _.isObject;
|
|
|
|
function ColumnCompiler_MySQL() {
|
|
ColumnCompiler.apply(this, arguments);
|
|
this.modifiers = [
|
|
'unsigned',
|
|
'nullable',
|
|
'defaultTo',
|
|
'comment',
|
|
'collate',
|
|
'first',
|
|
'after',
|
|
];
|
|
}
|
|
inherits(ColumnCompiler_MySQL, ColumnCompiler);
|
|
|
|
// Types
|
|
// ------
|
|
|
|
Object.assign(ColumnCompiler_MySQL.prototype, {
|
|
increments: 'int unsigned not null auto_increment primary key',
|
|
|
|
bigincrements: 'bigint unsigned not null auto_increment primary key',
|
|
|
|
bigint: 'bigint',
|
|
|
|
double(precision, scale) {
|
|
if (!precision) return 'double';
|
|
return `double(${this._num(precision, 8)}, ${this._num(scale, 2)})`;
|
|
},
|
|
|
|
integer(length) {
|
|
length = length ? `(${this._num(length, 11)})` : '';
|
|
return `int${length}`;
|
|
},
|
|
|
|
mediumint: 'mediumint',
|
|
|
|
smallint: 'smallint',
|
|
|
|
tinyint(length) {
|
|
length = length ? `(${this._num(length, 1)})` : '';
|
|
return `tinyint${length}`;
|
|
},
|
|
|
|
text(column) {
|
|
switch (column) {
|
|
case 'medium':
|
|
case 'mediumtext':
|
|
return 'mediumtext';
|
|
case 'long':
|
|
case 'longtext':
|
|
return 'longtext';
|
|
default:
|
|
return 'text';
|
|
}
|
|
},
|
|
|
|
mediumtext() {
|
|
return this.text('medium');
|
|
},
|
|
|
|
longtext() {
|
|
return this.text('long');
|
|
},
|
|
|
|
enu(allowed) {
|
|
return `enum('${allowed.join("', '")}')`;
|
|
},
|
|
|
|
datetime(precision) {
|
|
if (isObject(precision)) {
|
|
({ precision } = precision);
|
|
}
|
|
|
|
return typeof precision === 'number'
|
|
? `datetime(${precision})`
|
|
: 'datetime';
|
|
},
|
|
|
|
timestamp(precision) {
|
|
if (isObject(precision)) {
|
|
({ precision } = precision);
|
|
}
|
|
|
|
return typeof precision === 'number'
|
|
? `timestamp(${precision})`
|
|
: 'timestamp';
|
|
},
|
|
|
|
time(precision) {
|
|
if (isObject(precision)) {
|
|
({ precision } = precision);
|
|
}
|
|
|
|
return typeof precision === 'number' ? `time(${precision})` : 'time';
|
|
},
|
|
|
|
bit(length) {
|
|
return length ? `bit(${this._num(length)})` : 'bit';
|
|
},
|
|
|
|
binary(length) {
|
|
return length ? `varbinary(${this._num(length)})` : 'blob';
|
|
},
|
|
|
|
json() {
|
|
return 'json';
|
|
},
|
|
|
|
jsonb() {
|
|
return 'json';
|
|
},
|
|
|
|
// Modifiers
|
|
// ------
|
|
|
|
defaultTo(value) {
|
|
// MySQL defaults to null by default, but breaks down if you pass it explicitly
|
|
// Note that in MySQL versions up to 5.7, logic related to updating
|
|
// timestamps when no explicit value is passed is quite insane - https://dev.mysql.com/doc/refman/5.7/en/server-system-variables.html#sysvar_explicit_defaults_for_timestamp
|
|
if (value === null || value === undefined) {
|
|
return;
|
|
}
|
|
if ((this.type === 'json' || this.type === 'jsonb') && isObject(value)) {
|
|
// Default value for json will work only it is an expression
|
|
return `default ('${JSON.stringify(value)}')`;
|
|
}
|
|
const defaultVal = ColumnCompiler_MySQL.super_.prototype.defaultTo.apply(
|
|
this,
|
|
arguments
|
|
);
|
|
if (this.type !== 'blob' && this.type.indexOf('text') === -1) {
|
|
return defaultVal;
|
|
}
|
|
return '';
|
|
},
|
|
|
|
unsigned() {
|
|
return 'unsigned';
|
|
},
|
|
|
|
comment(comment) {
|
|
if (comment && comment.length > 255) {
|
|
this.client.logger.warn(
|
|
'Your comment is longer than the max comment length for MySQL'
|
|
);
|
|
}
|
|
return comment && `comment '${comment}'`;
|
|
},
|
|
|
|
first() {
|
|
return 'first';
|
|
},
|
|
|
|
after(column) {
|
|
return `after ${this.formatter.wrap(column)}`;
|
|
},
|
|
|
|
collate(collation) {
|
|
return collation && `collate '${collation}'`;
|
|
},
|
|
});
|
|
|
|
export default ColumnCompiler_MySQL;
|