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<pre id='vimCodeElement'>
<span class="Comment"># new type to help incrementally read strings</span>
container stream [
index:number
data:address:array:character
]
<span class="muRecipe">recipe</span> new-stream [
<span class="Constant">default-space</span>:address:array:location<span class="Special"> <- </span>new location:type, <span class="Constant">30:literal</span>
result:address:stream<span class="Special"> <- </span>new stream:type
i:address:number<span class="Special"> <- </span>get-address result:address:stream/deref, index:offset
i:address:number/deref<span class="Special"> <- </span>copy <span class="Constant">0:literal</span>
d:address:address:array:character<span class="Special"> <- </span>get-address result:address:stream/deref, data:offset
d:address:address:array:character/deref<span class="Special"> <- </span><span class="Constant">next-ingredient</span>
<span class="muControl">reply</span> result:address:stream
]
<span class="muRecipe">recipe</span> rewind-stream [
<span class="Constant">default-space</span>:address:array:location<span class="Special"> <- </span>new location:type, <span class="Constant">30:literal</span>
in:address:stream<span class="Special"> <- </span><span class="Constant">next-ingredient</span>
x:address:number<span class="Special"> <- </span>get-address in:address:stream/deref, index:offset
x:address:number/deref<span class="Special"> <- </span>copy <span class="Constant">0:literal</span>
<span class="muControl">reply</span> in:address:stream/same-as-arg:0
]
<span class="muRecipe">recipe</span> read-line [
<span class="Constant">default-space</span>:address:array:location<span class="Special"> <- </span>new location:type, <span class="Constant">30:literal</span>
in:address:stream<span class="Special"> <- </span><span class="Constant">next-ingredient</span>
idx:address:number<span class="Special"> <- </span>get-address in:address:stream/deref, index:offset
s:address:array:character<span class="Special"> <- </span>get in:address:stream/deref, data:offset
next-idx:number<span class="Special"> <- </span>find-next s:address:array:character, <span class="Constant">10:literal/newline</span>, idx:address:number/deref
result:address:array:character<span class="Special"> <- </span>string-copy s:address:array:character, idx:address:number/deref, next-idx:number
idx:address:number/deref<span class="Special"> <- </span>add next-idx:number, <span class="Constant">1:literal</span> <span class="Comment"># skip newline</span>
<span class="muControl">reply</span> result:address:array:character
]
<span class="muRecipe">recipe</span> end-of-stream? [
<span class="Constant">default-space</span>:address:array:location<span class="Special"> <- </span>new location:type, <span class="Constant">30:literal</span>
in:address:stream<span class="Special"> <- </span><span class="Constant">next-ingredient</span>
idx:number<span class="Special"> <- </span>get in:address:stream/deref, index:offset
s:address:array:character<span class="Special"> <- </span>get in:address:stream/deref, data:offset
len:number<span class="Special"> <- </span>length s:address:array:character/deref
result:boolean<span class="Special"> <- </span>greater-or-equal idx:number, len:number
<span class="muControl">reply</span> result:boolean
]
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