reflect

Runtime type inspection for structs, classes, and arbitrary values.

Import

import reflect

Functions

reflect.type_of(val: any) -> str

Return the type name of a value as a string.

reflect.fields(val: any) -> [str]

Return the field names of a struct or class instance.

reflect.methods(val: any) -> [str]

Return the method names of a struct or class instance.

reflect.is_instance(val: any, type: any) -> bool

Check if a value is an instance of a given type.

Examples

scratch.xs

import reflect

println(reflect.type_of(42))         -- int
println(reflect.type_of("hello"))    -- str
println(reflect.type_of([1,2,3]))    -- array
println(reflect.type_of(#{}))        -- map

struct Point { x: int, y: int }
let p = Point { x: 1, y: 2 }
println(reflect.type_of(p))          -- Point
println(reflect.fields(p))           -- [x, y]

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