diff options
Diffstat (limited to 'content_scripts/link_hints.coffee')
| -rw-r--r-- | content_scripts/link_hints.coffee | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/content_scripts/link_hints.coffee b/content_scripts/link_hints.coffee index 107a292e..ae9d3f8f 100644 --- a/content_scripts/link_hints.coffee +++ b/content_scripts/link_hints.coffee @@ -565,13 +565,41 @@ class FilterHints filterLinkHints: (hintMarkers) -> idx = 0 linkSearchString = @linkTextKeystrokeQueue.join("").toLowerCase() + do (scoreFunction = @scoreLinkHint linkSearchString) -> + linkMarker.score = scoreFunction linkMarker for linkMarker in hintMarkers + hintMarkers = hintMarkers[..].sort (a,b) -> b.score - a.score for linkMarker in hintMarkers - continue unless 0 <= linkMarker.linkText.toLowerCase().indexOf linkSearchString + continue unless 0 < linkMarker.score linkMarker.hintString = @generateHintString idx++ @renderMarker linkMarker linkMarker + # Assign a score to a filter match (higher is better). We assign a higher score for matches at the start of + # a word, and a considerably higher score still for matches which are whole words. + # Note(smblott) if linkSearchString is empty, then every hint get a score of 2. + scoreLinkHint: (linkSearchString) -> + searchWords = linkSearchString.trim().split /\s+/ + (linkMarker) -> + linkWords = linkMarker.linkWords ?= linkMarker.linkText.trim().toLowerCase().split /\s+/ + + searchWordScores = + for searchWord in searchWords + linkWordScores = + for linkWord in linkWords + if linkWord == searchWord + 5 + else if linkWord.startsWith searchWord + 2 + else if 0 <= linkWord.indexOf searchWord + 1 + else + 0 + Math.max linkWordScores... + + addFunc = (a,b) -> a + b + if 0 in searchWordScores then 0 else searchWordScores.reduce addFunc, 0 + # # Make each hint character a span, so that we can highlight the typed characters as you type them. # |