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author | ThibG <thib@sitedethib.com> | 2019-07-29 23:37:14 +0200 |
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committer | GitHub <noreply@github.com> | 2019-07-29 23:37:14 +0200 |
commit | f48c7689d230b915ed740a4774736bd5998cbc66 (patch) | |
tree | 3d883f06fe8e3abbc5653e029ac8612ae114f135 /app/lib/search_query_parser.rb | |
parent | a4a81c5434c73139f7c1d66f2687039237c5208a (diff) | |
parent | 51411267fda00db576230a270a10e31992378c18 (diff) |
Merge pull request #1179 from ThibG/glitch-soc/merge-upstream
Merge upstream changes
Diffstat (limited to 'app/lib/search_query_parser.rb')
-rw-r--r-- | app/lib/search_query_parser.rb | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/app/lib/search_query_parser.rb b/app/lib/search_query_parser.rb new file mode 100644 index 000000000..405ad15b8 --- /dev/null +++ b/app/lib/search_query_parser.rb @@ -0,0 +1,14 @@ +# frozen_string_literal: true + +class SearchQueryParser < Parslet::Parser + rule(:term) { match('[^\s":]').repeat(1).as(:term) } + rule(:quote) { str('"') } + rule(:colon) { str(':') } + rule(:space) { match('\s').repeat(1) } + rule(:operator) { (str('+') | str('-')).as(:operator) } + rule(:prefix) { (term >> colon).as(:prefix) } + rule(:phrase) { (quote >> (term >> space.maybe).repeat >> quote).as(:phrase) } + rule(:clause) { (prefix.maybe >> operator.maybe >> (phrase | term)).as(:clause) } + rule(:query) { (clause >> space.maybe).repeat.as(:query) } + root(:query) +end |