snippet let declare an immutable variable let ${1:my_var}: ${2:i32} = ${0:0}; snippet letm declare a mutable variable let mut ${1:my_var}: ${2:i32} = ${0:0}; snippet const declare a constant const ${1:my_const}: ${2:i32} = ${0:0}; snippet fn function declaration fn ${1:my_fn}(${2:para1: i32, para2: f64}) ${3:-> i32 }{ ${0:/*statements*/} } snippet fnc function declaration with comments fn ${2:my_fn}(${3:para1: i32, para2: f64}) ${4:-> i32 }{ // ${1:comments} ${0:/*statements*/} } snippet if if statement if ${1:/*condition*/} { ${0:/*statements*/} } snippet elif else if statement else if ${1:/*condition*/} { ${0:/*statements*/} } snippet el else statement else { ${0:/*statements*/} } snippet ifel if...else statement if ${1:/*condition*/} { ${2:/*statements*/} } else { ${3:/*statements*/} } snippet loop loop statement loop { ${0:/*statements*/} } snippet whi while loop while ${1:/*condition*/} { ${0:/*statements*/} }