refactor string to binary parsing in s-expression code so that we can use it in more places
refactor string to binary parsing in s-expression code so that we can use it in more places

WebAssembly/binaryen,ddcc/binaryen,ddcc/binaryen,ddcc/binaryen,WebAssembly/binaryen,ddcc/binaryen,yurydelendik/binaryen,yurydelendik/binaryen,yurydelendik/binaryen,WebAssembly/binaryen,yurydelendik/binaryen,ddcc/binaryen,WebAssembly/binaryen,WebAssembly/binaryen,yurydelendik/binaryen