rawsql-ts/dist/parsers/ParameterExpressionParser.js

[beta]High-performance SQL parser and AST analyzer written in TypeScript. Provides fast parsing and advanced transformation capabilities.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.ParameterExpressionParser = void 0;
const ValueComponent_1 = require("../models/ValueComponent");
class ParameterExpressionParser {
    static parseFromLexeme(lexemes, index) {
        let idx = index;
        let paramName = lexemes[idx].value;
        // Normalize parameter: Remove the parameter symbol and extract the parameter name.
        if (paramName.startsWith('${') && paramName.endsWith('}')) {
            // ${name} → name
            paramName = paramName.slice(2, -1);
        }
        else {
            // :name → name
            paramName = paramName.slice(1);
        }
        const value = new ValueComponent_1.ParameterExpression(paramName);
        idx++;
        return { value, newIndex: idx };
    }
}
exports.ParameterExpressionParser = ParameterExpressionParser;
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