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Fix sequences docs for change-nth stack effect and example needed using section

db4
Doug Coleman 2011-09-21 10:09:03 -05:00
parent a002b7aa5f
commit c96289ef62
1 changed files with 2 additions and 2 deletions
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core/sequences/sequences-docs.factor
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@ -340,7 +340,7 @@ HELP: map-index
} } ; } } ;
HELP: change-nth HELP: change-nth
{ $values { "i" "a non-negative integer" } { "seq" "a mutable sequence" } { "quot" { $quotation "( ... elt -- ... newelt )" } } } { $values { "i" "a non-negative integer" } { "seq" "a mutable sequence" } { "quot" { $quotation "( ..a elt -- ..b newelt )" } } }
{ $description "Applies the quotation to the " { $snippet "i" } "th element of the sequence, storing the result back into the sequence." } { $description "Applies the quotation to the " { $snippet "i" } "th element of the sequence, storing the result back into the sequence." }
{ $errors "Throws an error if the sequence is immutable, if the index is out of bounds, or the sequence cannot hold elements of the type output by " { $snippet "quot" } "." } { $errors "Throws an error if the sequence is immutable, if the index is out of bounds, or the sequence cannot hold elements of the type output by " { $snippet "quot" } "." }
{ $side-effects "seq" } ; { $side-effects "seq" } ;
@ -1440,7 +1440,7 @@ ARTICLE: "sequences-integers" "Counted loops"
"A virtual sequence is defined for iterating over integers from zero." "A virtual sequence is defined for iterating over integers from zero."
{ $subsection iota } { $subsection iota }
"For example, calling " { $link iota } " on the integer 3 produces a sequence containing the elements 0, 1, and 2. This is very useful for performing counted loops using words such as " { $link each } ":" "For example, calling " { $link iota } " on the integer 3 produces a sequence containing the elements 0, 1, and 2. This is very useful for performing counted loops using words such as " { $link each } ":"
{ $example "3 iota [ . ] each" "0\n1\n2" } { $example "USING: sequences prettyprint ; 3 iota [ . ] each" "0\n1\n2" }
"A common idiom is to iterate over a sequence, while also maintaining a loop counter. This can be done using " { $link each-index } ", " { $link map-index } " and " { $link reduce-index } "." "A common idiom is to iterate over a sequence, while also maintaining a loop counter. This can be done using " { $link each-index } ", " { $link map-index } " and " { $link reduce-index } "."
$nl $nl
"Combinators that produce new sequences, such as " { $link map } ", will output an array if the input is an instance of " { $link iota } "." "Combinators that produce new sequences, such as " { $link map } ", will output an array if the input is an instance of " { $link iota } "."