diff options
Diffstat (limited to 'hash.c')
| -rw-r--r-- | hash.c | 11 |
1 files changed, 6 insertions, 5 deletions
@@ -6372,18 +6372,19 @@ env_update_block_i(VALUE key, VALUE val, VALUE _) * ENV.merge!('foo' => '4') # => {"bar"=>"1", "foo"=>"4"} * For an already-existing name, if block given, * yields the name, its ENV value, and its hash value; - * the block's return value becomes the new name: + * the block's return value becomes the new name: * ENV.merge!('foo' => '5') { |name, env_val, hash_val | env_val + hash_val } # => {"bar"=>"1", "foo"=>"45"} * Raises an exception if a name or value is invalid * (see {Invalid Names and Values}[#class-ENV-label-Invalid+Names+and+Values]); + * ENV.replace('foo' => '0', 'bar' => '1') * ENV.merge!('foo' => '6', :bar => '7', 'baz' => '9') # Raises TypeError (no implicit conversion of Symbol into String) - * ENV # => {"bar"=>"1", "baz"=>"2", "foo"=>"6"} - * ENV.merge!('foo' => '7', 'bar' => 8, 'baz' => '9') - * ENV # => {"bar"=>"1", "baz"=>"2", "foo"=>"7"} TypeError (no implicit conversion of Integer into String) + * ENV # => {"bar"=>"1", "foo"=>"6"} + * ENV.merge!('foo' => '7', 'bar' => 8, 'baz' => '9') # Raises TypeError (no implicit conversion of Integer into String) + * ENV # => {"bar"=>"1", "foo"=>"7"} * Raises an exception if the block returns an invalid name: * (see {Invalid Names and Values}[#class-ENV-label-Invalid+Names+and+Values]): * ENV.merge!('bat' => '8', 'foo' => '9') { |name, env_val, hash_val | 10 } # Raises TypeError (no implicit conversion of Integer into String) - * ENV # => {"bar"=>"1", "bat"=>"8", "baz"=>"2", "foo"=>"75"} + * ENV # => {"bar"=>"1", "bat"=>"8", "foo"=>"7"} * * Note that for the exceptions above, * hash pairs preceding an invalid name or value are processed normally; |