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minor: credits, doc

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Mike Dirolf 2009-09-17 14:54:30 -04:00
parent e6710621a7
commit 1b98a1961f
2 changed files with 21 additions and 7 deletions
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3
README.rdoc
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@ -332,6 +332,9 @@ Jack Chen, chendo on github
Kyle Banker, banker on github
* #limit and #skip methods for Cursor instances
Michael Bernstein, mrb on github
* #sort method for Cursor instances
= License
Copyright 2008-2009 10gen Inc.

25
lib/mongo/cursor.rb
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@ -72,12 +72,17 @@ module Mongo
return 0 if response['errmsg'] == "ns missing"
raise OperationFailure, "Count failed: #{response['errmsg']}"
end
# Sort the results of the query with a hash of keys and orders
# Sort this cursor's result
#
# Either hash of field names as keys and 1/-1 as values; 1 ==
# ascending, -1 == descending, or array of field names (all
# assumed to be sorted in ascending order).
# Takes either a hash of field names as keys and 1/-1 as values; 1 ==
# ascending, -1 == descending, or array of field names (all assumed to be
# sorted in ascending order).
#
# Raises InvalidOperation if this cursor has already been used.
#
# This method overrides any sort order specified in the Collection#find
# method, and only the last sort applied has an effect
def sort(order)
raise InvalidOperation, "can't call Cursor#sort on a used cursor" if @query_run
@query.order_by = order
@ -86,7 +91,10 @@ module Mongo
# Limits the number of results to be returned by this cursor.
#
# Note: this method overrides any limit specified in the #find method.
# Raises InvalidOperation if this cursor has already been used.
#
# This method overrides any limit specified in the Collection#find method,
# and only the last limit applied has an effect.
def limit(number_to_return)
check_modifiable
raise ArgumentError, "limit requires an integer" unless number_to_return.is_a? Integer
@ -97,7 +105,10 @@ module Mongo
# Skips the first +number_to_skip+ results of this cursor.
#
# Note: this method overrides any offset specified in the #find method.
# Raises InvalidOperation if this cursor has already been used.
#
# This method overrides any offset specified in the Collection#find method,
# and only the last skip applied has an effect.
def skip(number_to_skip)
check_modifiable
raise ArgumentError, "skip requires an integer" unless number_to_skip.is_a? Integer