Class: YAML::DBM
Constant Summary collapse
- VERSION =
"0.1"
Instance Method Summary collapse
- #[](key) ⇒ Object
- #[]=(key, val) ⇒ Object
- #delete(key) ⇒ Object
- #delete_if ⇒ Object
- #each_pair ⇒ Object (also: #each)
- #each_value ⇒ Object
- #fetch(keystr, ifnone = nil) ⇒ Object
- #has_value?(val) ⇒ Boolean
- #index(keystr) ⇒ Object
- #invert ⇒ Object
- #reject ⇒ Object
- #replace(hsh) ⇒ Object
- #select(*keys) ⇒ Object
- #shift ⇒ Object
- #store(key, val) ⇒ Object
- #to_a ⇒ Object
- #to_hash ⇒ Object
- #update(hsh) ⇒ Object
- #values ⇒ Object
- #values_at(*keys) ⇒ Object
Instance Method Details
#[](key) ⇒ Object
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# File 'lib/yaml/dbm.rb', line 11 def []( key ) fetch( key ) end |
#[]=(key, val) ⇒ Object
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# File 'lib/yaml/dbm.rb', line 14 def []=( key, val ) store( key, val ) end |
#delete(key) ⇒ Object
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# File 'lib/yaml/dbm.rb', line 35 def delete( key ) v = super( key ) if String === v v = YAML::load( v ) end v end |
#delete_if ⇒ Object
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# File 'lib/yaml/dbm.rb', line 42 def delete_if del_keys = keys.dup del_keys.delete_if { |k| yield( k, fetch( k ) ) == false } del_keys.each { |k| delete( k ) } self end |
#each_pair ⇒ Object Also known as: each
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# File 'lib/yaml/dbm.rb', line 52 def each_pair keys.each { |k| yield k, fetch( k ) } self end |
#each_value ⇒ Object
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# File 'lib/yaml/dbm.rb', line 56 def each_value super { |v| yield YAML::load( v ) } self end |
#fetch(keystr, ifnone = nil) ⇒ Object
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# File 'lib/yaml/dbm.rb', line 17 def fetch( keystr, ifnone = nil ) begin val = super( keystr ) return YAML::load( val ) if String === val rescue IndexError end if block_given? yield keystr else ifnone end end |
#has_value?(val) ⇒ Boolean
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# File 'lib/yaml/dbm.rb', line 63 def has_value?( val ) each_value { |v| return true if v == val } return false end |
#index(keystr) ⇒ Object
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# File 'lib/yaml/dbm.rb', line 29 def index( keystr ) super( keystr.to_yaml ) end |
#invert ⇒ Object
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# File 'lib/yaml/dbm.rb', line 67 def invert h = {} keys.each { |k| h[ self.fetch( k ) ] = k } h end |
#reject ⇒ Object
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# File 'lib/yaml/dbm.rb', line 48 def reject hsh = self.to_hash hsh.reject { |k,v| yield k, v } end |
#replace(hsh) ⇒ Object
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# File 'lib/yaml/dbm.rb', line 72 def replace( hsh ) clear update( hsh ) end |
#select(*keys) ⇒ Object
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# File 'lib/yaml/dbm.rb', line 81 def select( *keys ) if block_given? self.keys.collect { |k| v = self[k]; [k, v] if yield k, v }.compact else values_at( *keys ) end end |
#shift ⇒ Object
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# File 'lib/yaml/dbm.rb', line 76 def shift a = super a[1] = YAML::load( a[1] ) if a a end |
#store(key, val) ⇒ Object
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# File 'lib/yaml/dbm.rb', line 88 def store( key, val ) super( key, val.to_yaml ) val end |
#to_a ⇒ Object
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# File 'lib/yaml/dbm.rb', line 98 def to_a a = [] keys.each { |k| a.push [ k, self.fetch( k ) ] } a end |
#to_hash ⇒ Object
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# File 'lib/yaml/dbm.rb', line 103 def to_hash h = {} keys.each { |k| h[ k ] = self.fetch( k ) } h end |
#update(hsh) ⇒ Object
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# File 'lib/yaml/dbm.rb', line 92 def update( hsh ) hsh.keys.each do |k| self.store( k, hsh.fetch( k ) ) end self end |
#values ⇒ Object
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# File 'lib/yaml/dbm.rb', line 60 def values super.collect { |v| YAML::load( v ) } end |
#values_at(*keys) ⇒ Object
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# File 'lib/yaml/dbm.rb', line 32 def values_at( *keys ) keys.collect { |k| fetch( k ) } end |