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make doc search more relevant #46700

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Merged
merged 2 commits into from
Dec 19, 2017
Merged

make doc search more relevant #46700

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6351ebb
make doc search more relevant
GuillaumeGomez Dec 12, 2017
97c18f4
Improve results a bit
GuillaumeGomez Dec 15, 2017
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23 changes: 11 additions & 12 deletions src/librustdoc/html/static/main.js
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Original file line number Diff line number Diff line change
Expand Up @@ -681,6 +681,9 @@
}

function checkPath(startsWith, lastElem, ty) {
if (startsWith.length === 0) {
return 0;
}
var ret_lev = MAX_LEV_DISTANCE + 1;
var path = ty.path.split("::");

Expand All @@ -706,18 +709,7 @@
lev_total += lev;
}
if (aborted === false) {
var extra = MAX_LEV_DISTANCE + 1;
if (i + startsWith.length < path.length) {
extra = levenshtein(path[i + startsWith.length], lastElem);
}
if (extra > MAX_LEV_DISTANCE) {
extra = levenshtein(ty.name, lastElem);
}
if (extra < MAX_LEV_DISTANCE + 1) {
lev_total += extra;
ret_lev = Math.min(ret_lev,
Math.round(lev_total / (startsWith.length + 1)));
}
ret_lev = Math.min(ret_lev, Math.round(lev_total / startsWith.length));
}
}
return ret_lev;
Expand Down Expand Up @@ -934,6 +926,13 @@
}

lev += lev_add;
if (lev > 0 && val.length > 3 && searchWords[j].startsWith(val)) {
if (val.length < 6) {
lev -= 1;
} else {
lev = 0;
}
}
if (in_args <= MAX_LEV_DISTANCE) {
if (results_in_args[fullId] === undefined) {
results_in_args[fullId] = {
Expand Down