Mercurial > repos > tabletprog
view modules/dict.tp @ 93:46504d34cb44
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author | William Morgan <bill@mrgn.org> |
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date | Tue, 24 Jul 2012 00:35:24 -0700 |
parents | 3bf57ace3e0b |
children | 6735db9b44ba |
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#{ //requires only that keys support equality linear <- { key:val <- :k v { #{ key <- k val <- v } } els <- #[] find <- :tofind { idx <- 0 while: { if: idx < (els length) { ((els get: idx) key: ) != tofind } else: {false} } do: { idx <- idx + 1 } if: idx < (els length) {idx} else: {-1} } #{ set <- :k v { idx <- find: k if: idx < 0 { els append: (key: k val: v) } else: { (els get: idx) val!: v } self } get <- :k { get: k withDefault: false } get:withDefault <- :k default { idx <- find: k if: idx < 0 { default } else: { (els get: idx) val } } foreach <- :l { foreach: els :idx el { l: (el k) (el v) } } } } }