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* lib/yaml/dbm.rb: [DOC] Document call-seq for YAML::DBM
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42532 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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@ -1,3 +1,7 @@
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Mon Aug 12 13:29:09 2013 Zachary Scott <e@zzak.io>
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* lib/yaml/dbm.rb: [DOC] Document call-seq for YAML::DBM
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Mon Aug 12 12:57:26 2013 Zachary Scott <e@zzak.io>
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* ext/dbm/extconf.rb: [DOC] Hide from RDoc
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@ -17,6 +17,9 @@ module YAML
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class DBM < ::DBM
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VERSION = "0.1" # :nodoc:
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# :call-seq:
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# ydbm[key] -> value
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#
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# Return value associated with +key+ from database.
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#
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# Returns +nil+ if there is no such +key+.
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@ -27,7 +30,7 @@ class DBM < ::DBM
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end
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# :call-seq:
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# []=( key, value )
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# ydbm[key] = value
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#
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# Set +key+ to +value+ in database.
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#
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@ -39,8 +42,8 @@ class DBM < ::DBM
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end
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# :call-seq:
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# fetch( key, ifnone = nil )
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# fetch( key, &block )
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# ydbm.fetch( key, ifnone = nil )
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# ydbm.fetch( key ) { |key| ... }
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#
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# Return value associated with +key+.
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#
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@ -74,18 +77,24 @@ class DBM < ::DBM
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end
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# :call-seq:
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# db.key(value) -> string
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# ydbm.key(value) -> string
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#
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# Returns the key for the specified value.
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def key( keystr )
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invert[keystr]
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end
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# :call-seq:
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# ydbm.values_at(*keys)
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#
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# Returns an array containing the values associated with the given keys.
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def values_at( *keys )
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keys.collect { |k| fetch( k ) }
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end
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# :call-seq:
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# ydbm.delete(key)
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#
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# Deletes value from database associated with +key+.
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#
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# Returns value or +nil+.
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@ -97,6 +106,9 @@ class DBM < ::DBM
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v
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end
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# :call-seq:
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# ydbm.delete_if { |key, value| ... }
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#
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# Calls the given block once for each +key+, +value+ pair in the database.
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# Deletes all entries for which the block returns true.
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#
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@ -108,6 +120,9 @@ class DBM < ::DBM
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self
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end
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# :call-seq:
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# ydbm.reject { |key, value| ... }
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#
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# Converts the contents of the database to an in-memory Hash, then calls
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# Hash#reject with the specified code block, returning a new Hash.
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def reject
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@ -115,6 +130,9 @@ class DBM < ::DBM
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hsh.reject { |k,v| yield k, v }
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end
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# :call-seq:
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# ydbm.each_pair { |key, value| ... }
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#
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# Calls the given block once for each +key+, +value+ pair in the database.
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#
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# Returns +self+.
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@ -123,6 +141,9 @@ class DBM < ::DBM
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self
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end
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# :call-seq:
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# ydbm.each_value { |value| ... }
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#
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# Calls the given block for each value in database.
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#
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# Returns +self+.
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@ -131,17 +152,26 @@ class DBM < ::DBM
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self
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end
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# :call-seq:
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# ydbm.values
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#
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# Returns an array of values from the database.
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def values
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super.collect { |v| YAML.load( v ) }
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end
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# Returns true if specified value is found in the database.
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# :call-seq:
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# ydbm.has_value?(value)
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#
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# Returns true if specified +value+ is found in the database.
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def has_value?( val )
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each_value { |v| return true if v == val }
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return false
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end
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# :call-seq:
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# ydbm.invert -> hash
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#
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# Returns a Hash (not a DBM database) created by using each value in the
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# database as a key, with the corresponding key as its value.
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#
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@ -153,6 +183,9 @@ class DBM < ::DBM
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h
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end
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# :call-seq:
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# ydbm.replace(hash) -> ydbm
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#
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# Replaces the contents of the database with the contents of the specified
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# object. Takes any object which implements the each_pair method, including
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# Hash and DBM objects.
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@ -161,6 +194,9 @@ class DBM < ::DBM
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update( hsh )
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end
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# :call-seq:
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# ydbm.shift -> [key, value]
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#
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# Removes a [key, value] pair from the database, and returns it.
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# If the database is empty, returns +nil+.
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#
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@ -172,8 +208,8 @@ class DBM < ::DBM
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end
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# :call-seq:
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# select( &block )
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# select( *keys )
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# ydbm.select { |key, value| ... }
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# ydbm.select(*keys)
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#
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# If a block is provided, returns a new array containing [key, value] pairs
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# for which the block returns true.
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@ -188,7 +224,7 @@ class DBM < ::DBM
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end
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# :call-seq:
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# store( key, value )
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# ydbm.store(key, value) -> value
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#
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# Stores +value+ in database with +key+ as the index. +value+ is converted
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# to YAML before being stored.
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@ -199,6 +235,9 @@ class DBM < ::DBM
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val
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end
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# :call-seq:
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# ydbm.update(hash) -> ydbm
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#
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# Updates the database with multiple values from the specified object.
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# Takes any object which implements the each_pair method, including
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# Hash and DBM objects.
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@ -211,6 +250,9 @@ class DBM < ::DBM
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self
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end
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# :call-seq:
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# ydbm.to_a -> array
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#
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# Converts the contents of the database to an array of [key, value] arrays,
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# and returns it.
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def to_a
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end
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# :call-seq:
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# ydbm.to_hash -> hash
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#
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# Converts the contents of the database to an in-memory Hash object, and
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# returns it.
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def to_hash
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