diff options
Diffstat (limited to 'background_scripts/completion_engines.coffee')
| -rw-r--r-- | background_scripts/completion_engines.coffee | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/background_scripts/completion_engines.coffee b/background_scripts/completion_engines.coffee index 51799971..ac5c86aa 100644 --- a/background_scripts/completion_engines.coffee +++ b/background_scripts/completion_engines.coffee @@ -126,7 +126,8 @@ CompletionEngines = # The amount of time to wait for new requests before launching the HTTP request. The intention is to cut # down on the number of HTTP requests we issue. - delay: 100 + # delay: 100 + delay: 0 get: (searchUrl, url, callback) -> xhr = new XMLHttpRequest() @@ -190,20 +191,22 @@ CompletionEngines = else # We add a short delay, even for a cache hit. This avoids an ugly flicker when the additional # suggestions are posted. - Utils.setTimeout 75, => + Utils.setTimeout 50, => console.log "hit", completionCacheKey if @debug callback @completionCache.get completionCacheKey return if @mostRecentQuery? and @mostRecentSuggestions? - # If the user appears to be typing a continuation of the characters of the most recent query, and those - # characters are also common to all of the most recent suggestions, then we can re-use the previous - # suggestions. + # If the user appears to be typing a continuation of the characters of the most recent query, then we + # can re-use the previous suggestions. reusePreviousSuggestions = do (query) => query = queryTerms.join(" ").toLowerCase() + # Verify that the previous query is a prefix of the current query. return false unless 0 == query.indexOf @mostRecentQuery.toLowerCase() - previousSuggestions = @mostRecentSuggestions.map (s) -> s.toLowerCase() - return false unless query.length <= Utils.longestCommonPrefix previousSuggestions + # Ensure that every previous suggestion contains the text of the new query. + for suggestion in (@mostRecentSuggestions.map (s) -> s.toLowerCase()) + return false unless 0 <= suggestion.indexOf query + # Ok. Re-use the suggestion. true if reusePreviousSuggestions |