Function get [src]

Prototype

pub fn get(ev: EnvVar, arena: std.mem.Allocator) !?[]u8

Parameters

ev: EnvVararena: std.mem.Allocator

Source

  pub fn get(ev: EnvVar, arena: std.mem.Allocator) !?[]u8 {
    if (std.process.getEnvVarOwned(arena, @tagName(ev))) |value| {
        return value;
    } else |err| switch (err) {
        error.EnvironmentVariableNotFound => return null,
        else => |e| return e,
    }
}  