RunKit + npm: filtrex

const { compileExpression } = require("filtrex@3.0.0-rc11"); const options = { constants: { a: "a_const " } } const data = { a: "a_data ", b: "b_data " } // single-quotes give access to data const expr = `'a' + a + 'b' + b` compileExpression(expr, options)(data) // → "a_data a_const b_data b_data"