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23 lines
874 B
JavaScript
23 lines
874 B
JavaScript
const Migrations0DatabaseWithAttachmentData = require('./migrations_0_database_with_attachment_data');
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const Migrations1DatabaseWithoutAttachmentData = require('./migrations_1_database_without_attachment_data');
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exports.getPlaceholderMigrations = () => {
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const last0MigrationVersion = Migrations0DatabaseWithAttachmentData.getLatestVersion();
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const last1MigrationVersion = Migrations1DatabaseWithoutAttachmentData.getLatestVersion();
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const lastMigrationVersion = last1MigrationVersion || last0MigrationVersion;
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return [
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{
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version: lastMigrationVersion,
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migrate() {
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throw new Error(
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'Unexpected invocation of placeholder migration!' +
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'\n\nMigrations must explicitly be run upon application startup instead' +
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' of implicitly via Backbone IndexedDB adapter at any time.'
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);
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},
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},
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];
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};
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