Function put [src]

key and value are copied into the EnvMap. On Windows key must be a valid WTF-8 string.

Prototype

pub fn put(self: *EnvMap, key: []const u8, value: []const u8) !void

Parameters

self: *EnvMapkey: []const u8value: []const u8

Source

  pub fn put(self: *EnvMap, key: []const u8, value: []const u8) !void {
    assert(unicode.wtf8ValidateSlice(key));
    const value_copy = try self.copy(value);
    errdefer self.free(value_copy);
    const get_or_put = try self.hash_map.getOrPut(key);
    if (get_or_put.found_existing) {
        self.free(get_or_put.value_ptr.*);
    } else {
        get_or_put.key_ptr.* = self.copy(key) catch |err| {
            _ = self.hash_map.remove(key);
            return err;
        };
    }
    get_or_put.value_ptr.* = value_copy;
}  