@sqlsmith/core/dist/processors/create-sequence-processor.js

Core SQL schema merging engine with dependency resolution

export class CreateSequenceProcessor {
    getHandledTypes() {
        return ['sequence'];
    }
    canProcess(statement) {
        // TODO: The 'keyword' property on the Create type from node-sql-parser
        // doesn't seem to include 'sequence'. Using 'any' for now.
        return (statement?.type === 'create' && statement?.keyword === 'sequence');
    }
    /**
     * Extracts sequence statements from the given AST.
     */
    extractStatements(ast, filePath, _dialect) {
        const statements = [];
        const astArray = Array.isArray(ast) ? ast : [ast];
        for (const statement of astArray) {
            if (this.canProcess(statement)) {
                // TODO: The Create type from node-sql-parser doesn't have a clear
                // property for the sequence name. Using 'any' for now based on
                // previous implementation.
                const sequenceName = statement.sequence?.[0]?.table;
                if (sequenceName) {
                    statements.push({
                        type: 'sequence',
                        name: sequenceName,
                        dependsOn: [], // Sequences typically don't have dependencies
                        filePath,
                        content: '', // Will be filled by the file parser
                        ast: statement,
                    });
                }
            }
        }
        return statements;
    }
}
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